Analysis
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max time kernel
149s -
max time network
150s -
platform
ubuntu-20.04_amd64 -
resource
ubuntu2004-amd64-20240611-en -
resource tags
arch:amd64arch:i386image:ubuntu2004-amd64-20240611-enkernel:5.4.0-169-genericlocale:en-usos:ubuntu-20.04-amd64system -
submitted
02-08-2024 01:30
Behavioral task
behavioral1
Sample
8285f35183f0341b8dfe425b7348411d_JaffaCakes118
Resource
ubuntu2004-amd64-20240611-en
General
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Target
8285f35183f0341b8dfe425b7348411d_JaffaCakes118
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Size
1.2MB
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MD5
8285f35183f0341b8dfe425b7348411d
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SHA1
44e569a191a5d7bd720c7af06c2fd81a501a245b
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SHA256
551b48e425dcf4337ee023ad65a871123d172e43fabbc965252f5a2e69d0bd4a
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SHA512
d9708bdf6e552f1fca816432f1f9a7d4b3ff8517fe2e18b3586c732a411262920743435f19a250f112ac829633f8370bb16de24bf2ec4692777293d97bbb6b4f
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SSDEEP
24576:e845rlHu6gVJKG75oFpA0VWqX4G2y1q2rJp0:745wRVJKGtSA0VWqoVu9p0
Malware Config
Signatures
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MrBlack trojan 1 IoCs
resource yara_rule behavioral1/files/fstream-4.dat family_mrblack -
Executes dropped EXE 2 IoCs
ioc pid Process /usr/bin/bsd-port/getty 1462 getty /usr/bin/.sshd 1484 .sshd -
description ioc Process File opened for modification /etc/init.d/DbSecuritySpt 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for modification /etc/init.d/selinux getty -
Write file to user bin folder 1 TTPs 11 IoCs
description ioc Process File opened for modification /usr/bin/bsd-port/udevd.lock 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for modification /usr/bin/dpkgd/ps cp File opened for modification /usr/bin/ps cp File opened for modification /usr/bin/dpkgd/lsof cp File opened for modification /usr/bin/dpkgd/ss cp File opened for modification /usr/bin/lsof cp File opened for modification /usr/bin/ss cp File opened for modification /usr/bin/bsd-port/getty.lock 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for modification /usr/bin/bsd-port/getty cp File opened for modification /usr/bin/bsd-port/getty.lock getty File opened for modification /usr/bin/.sshd cp -
Writes file to system bin folder 1 TTPs 3 IoCs
description ioc Process File opened for modification /bin/lsof cp File opened for modification /bin/ps cp File opened for modification /bin/ss cp -
Checks CPU configuration 1 TTPs 2 IoCs
Checks CPU information which indicate if the system is a virtual machine.
description ioc Process File opened for reading /proc/cpuinfo getty File opened for reading /proc/cpuinfo 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 -
Reads system network configuration 1 TTPs 2 IoCs
Uses contents of /proc filesystem to enumerate network settings.
description ioc Process File opened for reading /proc/net/dev getty File opened for reading /proc/net/dev 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 -
Reads runtime system information 37 IoCs
Reads data from /proc virtual filesystem.
description ioc Process File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems cp File opened for reading /proc/sys/kernel/version .sshd File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems cp File opened for reading /proc/stat getty File opened for reading /proc/stat 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems cp File opened for reading /proc/cmdline insmod File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/cmdline insmod File opened for reading /proc/sys/kernel/version 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems mkdir File opened for reading /proc/meminfo 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for reading /proc/filesystems mkdir File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems mkdir File opened for reading /proc/meminfo getty File opened for reading /proc/sys/kernel/version getty File opened for reading /proc/filesystems cp File opened for reading /proc/filesystems cp -
Writes file to tmp directory 7 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/notify.file 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for modification /tmp/moni.lod .sshd File opened for modification /tmp/notify.file .sshd File opened for modification /tmp/gates.lod .sshd File opened for modification /tmp/moni.lod 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for modification /tmp/bill.lock 8285f35183f0341b8dfe425b7348411d_JaffaCakes118 File opened for modification /tmp/gates.lod 8285f35183f0341b8dfe425b7348411d_JaffaCakes118
Processes
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/tmp/8285f35183f0341b8dfe425b7348411d_JaffaCakes118/tmp/8285f35183f0341b8dfe425b7348411d_JaffaCakes1181⤵
- Modifies init.d
- Write file to user bin folder
- Checks CPU configuration
- Reads system network configuration
- Reads runtime system information
- Writes file to tmp directory
PID:1403 -
/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt"2⤵PID:1444
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/usr/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc1.d/S97DbSecuritySpt3⤵PID:1445
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt"2⤵PID:1446
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/usr/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc2.d/S97DbSecuritySpt3⤵PID:1447
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt"2⤵PID:1448
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/usr/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc3.d/S97DbSecuritySpt3⤵PID:1449
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt"2⤵PID:1450
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/usr/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc4.d/S97DbSecuritySpt3⤵PID:1451
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/bin/shsh -c "ln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt"2⤵PID:1452
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/usr/bin/lnln -s /etc/init.d/DbSecuritySpt /etc/rc5.d/S97DbSecuritySpt3⤵PID:1453
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/bin/shsh -c "mkdir -p /usr/bin/bsd-port"2⤵PID:1454
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/usr/bin/mkdirmkdir -p /usr/bin/bsd-port3⤵
- Reads runtime system information
PID:1455
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/bin/shsh -c "mkdir -p /usr/bin/bsd-port"2⤵PID:1456
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/usr/bin/mkdirmkdir -p /usr/bin/bsd-port3⤵
- Reads runtime system information
PID:1457
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/bin/shsh -c "cp -f /tmp/8285f35183f0341b8dfe425b7348411d_JaffaCakes118 /usr/bin/bsd-port/getty"2⤵PID:1458
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/usr/bin/cpcp -f /tmp/8285f35183f0341b8dfe425b7348411d_JaffaCakes118 /usr/bin/bsd-port/getty3⤵
- Write file to user bin folder
- Reads runtime system information
PID:1459
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/bin/shsh -c /usr/bin/bsd-port/getty2⤵PID:1461
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/usr/bin/bsd-port/getty/usr/bin/bsd-port/getty3⤵
- Executes dropped EXE
- Modifies init.d
- Write file to user bin folder
- Checks CPU configuration
- Reads system network configuration
- Reads runtime system information
PID:1462 -
/bin/shsh -c "ln -s /etc/init.d/selinux /etc/rc1.d/S99selinux"4⤵PID:1470
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/usr/bin/lnln -s /etc/init.d/selinux /etc/rc1.d/S99selinux5⤵PID:1471
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/bin/shsh -c "ln -s /etc/init.d/selinux /etc/rc2.d/S99selinux"4⤵PID:1472
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/usr/bin/lnln -s /etc/init.d/selinux /etc/rc2.d/S99selinux5⤵PID:1473
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/bin/shsh -c "ln -s /etc/init.d/selinux /etc/rc3.d/S99selinux"4⤵PID:1474
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/usr/bin/lnln -s /etc/init.d/selinux /etc/rc3.d/S99selinux5⤵PID:1475
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/bin/shsh -c "ln -s /etc/init.d/selinux /etc/rc4.d/S99selinux"4⤵PID:1476
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/usr/bin/lnln -s /etc/init.d/selinux /etc/rc4.d/S99selinux5⤵PID:1477
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/bin/shsh -c "ln -s /etc/init.d/selinux /etc/rc5.d/S99selinux"4⤵PID:1478
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/usr/bin/lnln -s /etc/init.d/selinux /etc/rc5.d/S99selinux5⤵PID:1479
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/bin/shsh -c "mkdir -p /usr/bin/dpkgd"4⤵PID:1480
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/usr/bin/mkdirmkdir -p /usr/bin/dpkgd5⤵
- Reads runtime system information
PID:1481
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/bin/shsh -c "cp -f /bin/lsof /usr/bin/dpkgd/lsof"4⤵PID:1485
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/usr/bin/cpcp -f /bin/lsof /usr/bin/dpkgd/lsof5⤵
- Write file to user bin folder
- Reads runtime system information
PID:1486
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/bin/shsh -c "mkdir -p /bin"4⤵PID:1487
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/usr/bin/mkdirmkdir -p /bin5⤵
- Reads runtime system information
PID:1488
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/bin/shsh -c "mkdir -p /bin"4⤵PID:1489
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/usr/bin/mkdirmkdir -p /bin5⤵
- Reads runtime system information
PID:1490
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/bin/shsh -c "cp -f /usr/bin/bsd-port/getty /bin/lsof"4⤵PID:1491
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/usr/bin/cpcp -f /usr/bin/bsd-port/getty /bin/lsof5⤵
- Writes file to system bin folder
- Reads runtime system information
PID:1492
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/bin/shsh -c "chmod 0755 /bin/lsof"4⤵PID:1493
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/usr/bin/chmodchmod 0755 /bin/lsof5⤵PID:1494
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/bin/shsh -c "cp -f /bin/ps /usr/bin/dpkgd/ps"4⤵PID:1495
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/usr/bin/cpcp -f /bin/ps /usr/bin/dpkgd/ps5⤵
- Write file to user bin folder
- Reads runtime system information
PID:1496
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/bin/shsh -c "mkdir -p /bin"4⤵PID:1497
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/usr/bin/mkdirmkdir -p /bin5⤵
- Reads runtime system information
PID:1498
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/bin/shsh -c "mkdir -p /bin"4⤵PID:1499
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/usr/bin/mkdirmkdir -p /bin5⤵
- Reads runtime system information
PID:1500
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/bin/shsh -c "cp -f /usr/bin/bsd-port/getty /bin/ps"4⤵PID:1501
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/usr/bin/cpcp -f /usr/bin/bsd-port/getty /bin/ps5⤵
- Writes file to system bin folder
- Reads runtime system information
PID:1502
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/bin/shsh -c "chmod 0755 /bin/ps"4⤵PID:1503
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/usr/bin/chmodchmod 0755 /bin/ps5⤵PID:1504
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/bin/shsh -c "cp -f /bin/ss /usr/bin/dpkgd/ss"4⤵PID:1505
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/usr/bin/cpcp -f /bin/ss /usr/bin/dpkgd/ss5⤵
- Write file to user bin folder
- Reads runtime system information
PID:1506
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/bin/shsh -c "mkdir -p /bin"4⤵PID:1507
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/usr/bin/mkdirmkdir -p /bin5⤵
- Reads runtime system information
PID:1508
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/bin/shsh -c "mkdir -p /bin"4⤵PID:1509
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/usr/bin/mkdirmkdir -p /bin5⤵
- Reads runtime system information
PID:1510
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/bin/shsh -c "cp -f /usr/bin/bsd-port/getty /bin/ss"4⤵PID:1511
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/usr/bin/cpcp -f /usr/bin/bsd-port/getty /bin/ss5⤵
- Writes file to system bin folder
- Reads runtime system information
PID:1512
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/bin/shsh -c "chmod 0755 /bin/ss"4⤵PID:1513
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/usr/bin/chmodchmod 0755 /bin/ss5⤵PID:1514
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/bin/shsh -c "mkdir -p /usr/bin"4⤵PID:1515
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/usr/bin/mkdirmkdir -p /usr/bin5⤵
- Reads runtime system information
PID:1516
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/bin/shsh -c "mkdir -p /usr/bin"4⤵PID:1517
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/usr/bin/mkdirmkdir -p /usr/bin5⤵
- Reads runtime system information
PID:1518
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/bin/shsh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/lsof"4⤵PID:1519
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/usr/bin/cpcp -f /usr/bin/bsd-port/getty /usr/bin/lsof5⤵
- Write file to user bin folder
- Reads runtime system information
PID:1520
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/bin/shsh -c "chmod 0755 /usr/bin/lsof"4⤵PID:1521
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/usr/bin/chmodchmod 0755 /usr/bin/lsof5⤵PID:1522
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/bin/shsh -c "mkdir -p /usr/bin"4⤵PID:1523
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/usr/bin/mkdirmkdir -p /usr/bin5⤵
- Reads runtime system information
PID:1524
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/bin/shsh -c "mkdir -p /usr/bin"4⤵PID:1525
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/usr/bin/mkdirmkdir -p /usr/bin5⤵
- Reads runtime system information
PID:1526
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/bin/shsh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/ps"4⤵PID:1527
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/usr/bin/cpcp -f /usr/bin/bsd-port/getty /usr/bin/ps5⤵
- Write file to user bin folder
- Reads runtime system information
PID:1528
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/bin/shsh -c "chmod 0755 /usr/bin/ps"4⤵PID:1529
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/usr/bin/chmodchmod 0755 /usr/bin/ps5⤵PID:1530
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/bin/shsh -c "mkdir -p /usr/bin"4⤵PID:1531
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/usr/bin/mkdirmkdir -p /usr/bin5⤵
- Reads runtime system information
PID:1532
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/bin/shsh -c "mkdir -p /usr/bin"4⤵PID:1533
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/usr/bin/mkdirmkdir -p /usr/bin5⤵
- Reads runtime system information
PID:1534
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/bin/shsh -c "cp -f /usr/bin/bsd-port/getty /usr/bin/ss"4⤵PID:1535
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/usr/bin/cpcp -f /usr/bin/bsd-port/getty /usr/bin/ss5⤵
- Write file to user bin folder
- Reads runtime system information
PID:1536
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/bin/shsh -c "chmod 0755 /usr/bin/ss"4⤵PID:1537
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/usr/bin/chmodchmod 0755 /usr/bin/ss5⤵PID:1538
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/bin/shsh -c "insmod /usr/bin/bsd-port/xpacket.ko"4⤵PID:1541
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/usr/sbin/insmodinsmod /usr/bin/bsd-port/xpacket.ko5⤵
- Reads runtime system information
PID:1542
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/bin/shsh -c "mkdir -p /usr/bin"2⤵PID:1464
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/usr/bin/mkdirmkdir -p /usr/bin3⤵
- Reads runtime system information
PID:1465
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/bin/shsh -c "mkdir -p /usr/bin"2⤵PID:1466
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/usr/bin/mkdirmkdir -p /usr/bin3⤵
- Reads runtime system information
PID:1467
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/bin/shsh -c "cp -f /tmp/8285f35183f0341b8dfe425b7348411d_JaffaCakes118 /usr/bin/.sshd"2⤵PID:1468
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/usr/bin/cpcp -f /tmp/8285f35183f0341b8dfe425b7348411d_JaffaCakes118 /usr/bin/.sshd3⤵
- Write file to user bin folder
- Reads runtime system information
PID:1469
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/bin/shsh -c /usr/bin/.sshd2⤵PID:1483
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/usr/bin/.sshd/usr/bin/.sshd3⤵
- Executes dropped EXE
- Reads runtime system information
- Writes file to tmp directory
PID:1484
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/bin/shsh -c "insmod /tmp/xpacket.ko"2⤵PID:1546
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/usr/sbin/insmodinsmod /tmp/xpacket.ko3⤵
- Reads runtime system information
PID:1547
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
64B
MD5c7b3eb66b8e43cba1a3d8163361c5f15
SHA1e9d63ce046d8492e103aa41ae81696f4ca5939b0
SHA2567243a47b57ff0c8d5c384b1760a5f176c3244fdb37b71b78770053461bbc42d9
SHA5123d3b6d3278625b036a17bd8d68da1acbbad047226bf0a77b276a234e2705f5f904fc5951f03674172d8aae7ced502389a13dbd819eafd34736afe44efaabdbd9
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Filesize
36B
MD5993cc15058142d96c3daf7852c3d5ee8
SHA10950b8b391b04dd3895ea33cd3141543ebd2525d
SHA2568171d077918611803d93088409f220c66fae1c670b297e1aa5d8cbd548ce9208
SHA5120c4256c00a3710f97e92581b552682b36b62afc35fe72622c491323c618c19ea62611ac04ccafc3dfcde2254a2ebbd93b69b66795b16e36332293bed83adb928
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Filesize
4B
MD5186a157b2992e7daed3677ce8e9fe40f
SHA1b9b31b56d8b82c95acf0f300853d587c81b0ebc0
SHA256a8fd7dc0e1bf71874f7bae013d89b07da30f44bdb001c6e44071388ce6fa380f
SHA51222f80a779a7931ac0354183b0efa47a41099803308922cb0ce1685621e255adb571bd732d9ba00b6c1e17e733291b25767e5153372c8e95423bbb6158f8e08ea
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Filesize
4B
MD517e23e50bedc63b4095e3d8204ce063b
SHA1464f9d1621f0799f4c4b7a2e884b21e4be81d222
SHA256731d65cdd441fde25333a70782a078911af63ef672e299a906030e16ff66756b
SHA512500dc81d5bd51e4e1bfa0ccfd7922d2c1da081a86844cd976c5c9e0d896dd78ec1631324cb634142875271e66c4800f8631a7d6dcef2ab5705f758d7e38dd7c3
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Filesize
51B
MD5d99b0f0a0079603ab8cbe64fb9222c2a
SHA113e81b483327b5712150db0d329e47e71a051631
SHA256d5c42c4a5429a6456c19ea27c898e7d551c190ce04de6f004f0825cbfd946a27
SHA512a9da591a0ca22ad6a7218f55b17a1887eb266a4a4b5448e762e949ddfd1d1cde5ee0cb1a885171ec7cbce5160d29f118dd220cffe7c4e75946d2817190c98aa4
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Filesize
1.2MB
MD58285f35183f0341b8dfe425b7348411d
SHA144e569a191a5d7bd720c7af06c2fd81a501a245b
SHA256551b48e425dcf4337ee023ad65a871123d172e43fabbc965252f5a2e69d0bd4a
SHA512d9708bdf6e552f1fca816432f1f9a7d4b3ff8517fe2e18b3586c732a411262920743435f19a250f112ac829633f8370bb16de24bf2ec4692777293d97bbb6b4f
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Filesize
171KB
MD5061386937ec7acf924438a2643a32be0
SHA101a044b9e58839bea3e58c66cb32acc16241bf91
SHA2568a26bbae9eb85aa98ef29cfe5b0a291234db6eb394c3e0c2841983dcf7dda959
SHA5122de2e56ac4c32f47b4a1945ccfb0db378e6d59019ee8004e3e5d2ec8935efb5aa8ee14b8a0b21c61a267e195d42a3232a6dcade8720de06118fd579277f59db7
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Filesize
134KB
MD5d194576b899af45b1d2a448612ec21e5
SHA1492f7d8f28cd4397ce22fcf0d8bf3304ea93465a
SHA256a8cf81f3a1137c999c3cf336507ce120b3065e633ade01db6280d427b7d986ca
SHA512b323babd9580b91772cde29c9f22ae75b27f5ce8ce0268a48ca41713c3545dd72409932a5c48f6af66ac6e43127eb5461d1f686bd667fa1b0e56a1564db3c539
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Filesize
164KB
MD551d83131b398a97dd38555ba57084721
SHA17d392a87f7db787dfa85fbcdf2a5ba6f0b59b4ed
SHA256e429f9d16a4cd64593b94dee8309a427fe8ca57765bf0d2e7b822efd123fe768
SHA512adc7137df75410c2535986c1e86c2e92e58f9bee70094f72f1f7adf3db125720ce281eb3f48474b0e192d672e96cbb1bc6e1ef6b26b10bf76a412c4516948216