Analysis
- max time kernel
133s - max time network
152s - platform
windows10_x64 - resource
win10v20210408 - submitted
05/10/2021, 13:22
General
- Target 3da3ed8b0ffc7e65d27985cb744d2e81.exe
- Size 750KB
- Sample211005-ql86raabgm
- SHA256 fe8b552d0266feb1b3ef94bb39209fc1253295865d8f49a2f6cb6a3f68271c7c
Malware Config
Extracted
-
agenttesla
-
Protocol
smtp
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Host
nl-s1.dedicatedpanel.net
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Port
587
-
Username
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Password
bigmoney119
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 4 IoCs
- Suspicious use of SetThreadContext 1 IoCs
- Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
- Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
- Suspicious behavior: EnumeratesProcesses 4 IoCs
- Suspicious use of AdjustPrivilegeToken 2 IoCs
- Suspicious use of WriteProcessMemory 11 IoCs
Processes
-
C:\Users\Admin\AppData\Local\Temp\3da3ed8b0ffc7e65d27985cb744d2e81.exe"C:\Users\Admin\AppData\Local\Temp\3da3ed8b0ffc7e65d27985cb744d2e81.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\vkCcIhuYQINaS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp1A06.tmp"2⤵
- Creates scheduled task(s)
-
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
memory/808-121-0x0000000005370000-0x000000000537A000-memory.dmp
memory/808-122-0x0000000007BF0000-0x0000000007C49000-memory.dmp
memory/808-117-0x00000000053C0000-0x00000000053C1000-memory.dmp
memory/808-118-0x00000000053C0000-0x00000000058BE000-memory.dmp
memory/808-119-0x0000000005340000-0x0000000005341000-memory.dmp
memory/808-120-0x0000000005740000-0x0000000005741000-memory.dmp
memory/808-116-0x00000000058C0000-0x00000000058C1000-memory.dmp
memory/808-114-0x00000000008F0000-0x00000000008F1000-memory.dmp
memory/2852-124-0x0000000000400000-0x000000000043C000-memory.dmp
memory/2852-130-0x0000000005240000-0x000000000573E000-memory.dmp
memory/2852-131-0x0000000005660000-0x0000000005661000-memory.dmp
memory/2852-132-0x0000000005F30000-0x0000000005F31000-memory.dmp
memory/2852-135-0x0000000005240000-0x000000000573E000-memory.dmp