Analysis
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max time kernel
62s -
max time network
42s -
platform
windows7_x64 -
resource
win7v20201028 -
submitted
09-11-2020 19:38
Static task
static1
Behavioral task
behavioral1
Sample
Specification and order.bat.exe
Resource
win7v20201028
Behavioral task
behavioral2
Sample
Specification and order.bat.exe
Resource
win10v20201028
General
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Target
Specification and order.bat.exe
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Size
499KB
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MD5
0d325d81cf8915fd7e534b6f87e6e2ad
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SHA1
1aeac4348664caaa887ad423096e55e337addfa0
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SHA256
6e256e754b11daba33334ad414554983fccf5df3deec805e4d75c00a02265727
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SHA512
ebca2362e5d131cc8fd288680d95c72d88abb5dddf57bf788f0d8b259e3561cedf85cdb295e3c97645727a459ebf2dee58d8826f56cb765f15c0a226ab1eb809
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
polar.argondns.net - Port:
587 - Username:
scarz@eilze.in - Password:
r_z3nttsB1+u
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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CoreEntity .NET Packer 1 IoCs
A .NET packer called CoreEntity where it has embedded the payload as a BitMap object which is later decrypted.
Processes:
resource yara_rule behavioral1/memory/288-4-0x0000000000350000-0x0000000000353000-memory.dmp coreentity -
AgentTesla Payload 4 IoCs
Processes:
resource yara_rule behavioral1/memory/1548-8-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1548-9-0x000000000044CF8E-mapping.dmp family_agenttesla behavioral1/memory/1548-10-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla behavioral1/memory/1548-11-0x0000000000400000-0x0000000000452000-memory.dmp family_agenttesla -
Processes:
resource yara_rule behavioral1/memory/288-5-0x0000000000CF0000-0x0000000000D43000-memory.dmp rezer0 -
Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
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Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
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Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Suspicious use of SetThreadContext 1 IoCs
Processes:
Specification and order.bat.exedescription pid process target process PID 288 set thread context of 1548 288 Specification and order.bat.exe Specification and order.bat.exe -
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.
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Suspicious behavior: EnumeratesProcesses 5 IoCs
Processes:
Specification and order.bat.exeSpecification and order.bat.exepid process 288 Specification and order.bat.exe 288 Specification and order.bat.exe 288 Specification and order.bat.exe 1548 Specification and order.bat.exe 1548 Specification and order.bat.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
Specification and order.bat.exeSpecification and order.bat.exedescription pid process Token: SeDebugPrivilege 288 Specification and order.bat.exe Token: SeDebugPrivilege 1548 Specification and order.bat.exe -
Suspicious use of SetWindowsHookEx 1 IoCs
Processes:
Specification and order.bat.exepid process 1548 Specification and order.bat.exe -
Suspicious use of WriteProcessMemory 17 IoCs
Processes:
Specification and order.bat.exeSpecification and order.bat.exedescription pid process target process PID 288 wrote to memory of 1400 288 Specification and order.bat.exe schtasks.exe PID 288 wrote to memory of 1400 288 Specification and order.bat.exe schtasks.exe PID 288 wrote to memory of 1400 288 Specification and order.bat.exe schtasks.exe PID 288 wrote to memory of 1400 288 Specification and order.bat.exe schtasks.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 288 wrote to memory of 1548 288 Specification and order.bat.exe Specification and order.bat.exe PID 1548 wrote to memory of 1952 1548 Specification and order.bat.exe netsh.exe PID 1548 wrote to memory of 1952 1548 Specification and order.bat.exe netsh.exe PID 1548 wrote to memory of 1952 1548 Specification and order.bat.exe netsh.exe PID 1548 wrote to memory of 1952 1548 Specification and order.bat.exe netsh.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\Specification and order.bat.exe"C:\Users\Admin\AppData\Local\Temp\Specification and order.bat.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\JJgaLDw" /XML "C:\Users\Admin\AppData\Local\Temp\tmp385F.tmp"2⤵
- Creates scheduled task(s)
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C:\Users\Admin\AppData\Local\Temp\Specification and order.bat.exe"{path}"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\netsh.exe"netsh" wlan show profile3⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp385F.tmpMD5
183c043c8c4d57da779b008b165d49d4
SHA128359bb088f0e802a3e0e1944c552ab2d1b2e309
SHA256e1b689951e274f569afa5197edaaf09ce4c9b666dc24c34f848c8369440a0b62
SHA5121383f4d021281224294084dda222b10a8c980a3722c5a35f44808f6602d48d17e8a7397861d6d0263b9f667e2aaae18750265790608edb48f359d64f2736c242
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memory/288-4-0x0000000000350000-0x0000000000353000-memory.dmpFilesize
12KB
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memory/288-3-0x0000000000370000-0x00000000003CC000-memory.dmpFilesize
368KB
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memory/288-0-0x0000000073E00000-0x00000000744EE000-memory.dmpFilesize
6.9MB
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memory/288-5-0x0000000000CF0000-0x0000000000D43000-memory.dmpFilesize
332KB
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memory/288-1-0x0000000000D60000-0x0000000000D61000-memory.dmpFilesize
4KB
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memory/1400-6-0x0000000000000000-mapping.dmp
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memory/1548-8-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1548-9-0x000000000044CF8E-mapping.dmp
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memory/1548-10-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1548-11-0x0000000000400000-0x0000000000452000-memory.dmpFilesize
328KB
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memory/1548-12-0x0000000073E00000-0x00000000744EE000-memory.dmpFilesize
6.9MB
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memory/1952-15-0x0000000000000000-mapping.dmp