Analysis
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max time kernel
101s -
max time network
44s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
15-04-2022 01:06
Static task
static1
Behavioral task
behavioral1
Sample
369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe
Resource
win7-20220414-en
Behavioral task
behavioral2
Sample
369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe
Resource
win10v2004-20220414-en
General
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Target
369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe
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Size
461KB
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MD5
f96e23b97b1e47afa6f37bdd5cb4e16f
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SHA1
69dda98259275f18c45917613cd05c0e72238322
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SHA256
369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34
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SHA512
e4e610423f90031705937de5da1dec1f5610277fbd8389279eb4a999c9476d47691513df54caaef83dde694713dd0afed0ba853e3d46ad711c3d0f30a16e02bd
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.wowwow.com.sg - Port:
587 - Username:
[email protected] - Password:
$$wow_5405* - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 6 IoCs
resource yara_rule behavioral1/memory/2036-62-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2036-63-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2036-64-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2036-65-0x000000000043765E-mapping.dmp family_agenttesla behavioral1/memory/2036-67-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral1/memory/2036-69-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla -
Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 1880 set thread context of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1216 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 3 IoCs
pid Process 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 2036 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 2036 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeDebugPrivilege 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe Token: SeDebugPrivilege 2036 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe -
Suspicious use of WriteProcessMemory 13 IoCs
description pid Process procid_target PID 1880 wrote to memory of 1216 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 27 PID 1880 wrote to memory of 1216 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 27 PID 1880 wrote to memory of 1216 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 27 PID 1880 wrote to memory of 1216 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 27 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29 PID 1880 wrote to memory of 2036 1880 369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe 29
Processes
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C:\Users\Admin\AppData\Local\Temp\369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe"C:\Users\Admin\AppData\Local\Temp\369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1880 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\aaGsBsfb" /XML "C:\Users\Admin\AppData\Local\Temp\tmpE199.tmp"2⤵
- Creates scheduled task(s)
PID:1216
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C:\Users\Admin\AppData\Local\Temp\369705733b8a6e137b10e00790ef7c4a0ea1226f78166ef349dc4d87b6c6db34.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2036
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
1KB
MD5d86e851c4a7ec16cdf84fbb629e6fb73
SHA1918e1a48da1db766b8eed06b8b38c8bdaacc5e28
SHA25632f00c99c9d2a503290b8a16c95deacb9827b5d385c6d6cbc162fe6d84b6fe9b
SHA512aee77efe29fc8d9a1a7312f4deec4d9550c6b2170439b7d14ccc0dc480092136d7b93278ae9df519bc076ad3b082263ab1bebdf2353815a4288f309ca4a42d69