Analysis
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max time kernel
133s -
max time network
67s -
platform
windows10_x64 -
resource
win10v20210408 -
submitted
23-04-2021 10:35
General
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Target
PO#ZAMELEX_pdf.scr
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Size
1.1MB
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MD5
6051d1962c6b0f2d8604e119e07b0a37
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SHA1
c5399cb41b541226748dcea02c8dbe3d64e26581
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SHA256
3f8541ddb0945543f5186db54af3caf36d73bffc5c9ba8d1e66df9b17c125a7f
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SHA512
4a0e341a0703b8ea0a326a551780802f341eb5d801ce1e540548d37bd1aa2649175e5adcbbf5d26fab5f718574288c5a6aa5fd25ae55877c6268341e489b99b1
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.gandi.net - Port:
587 - Username:
zain@officespro.co.za - Password:
Computer123#
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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AgentTesla Payload 1 IoCs
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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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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 2 IoCs
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Suspicious use of AdjustPrivilegeToken 1 IoCs
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Suspicious use of WriteProcessMemory 3 IoCs
Processes
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C:\Users\Admin\AppData\Local\Temp\PO#ZAMELEX_pdf.scr"C:\Users\Admin\AppData\Local\Temp\PO#ZAMELEX_pdf.scr" /S1⤵
- 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\lbnChWxBIpPlX" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEE5D.tmp"2⤵
- Creates scheduled task(s)
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmpEE5D.tmpMD5
55eee7eee46a97ecc3e1d9dca0635135
SHA1fac422f7ace44d8bc2f869b264a17ce45a613f3b
SHA256f2b051d12502e56886b8014163485fb32b6eebfce0058ffa8e525f338d62077a
SHA51274ca05e6cd8525d40f1fb71116a2687f517763ad4d6fa8d1019480287305d0806f6b65a1e7640b308294f30b47d6af3552994de5ce4ca083fcf4a683d8e0b195
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memory/660-121-0x000000000AE40000-0x000000000AE41000-memory.dmpFilesize
4KB
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memory/660-117-0x0000000005400000-0x0000000005401000-memory.dmpFilesize
4KB
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memory/660-118-0x00000000054A0000-0x00000000054A1000-memory.dmpFilesize
4KB
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memory/660-119-0x0000000007860000-0x0000000007D5E000-memory.dmpFilesize
5.0MB
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memory/660-120-0x0000000001420000-0x0000000001425000-memory.dmpFilesize
20KB
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memory/660-114-0x0000000000960000-0x0000000000961000-memory.dmpFilesize
4KB
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memory/660-122-0x0000000009520000-0x00000000095C1000-memory.dmpFilesize
644KB
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memory/660-123-0x00000000074E0000-0x0000000007548000-memory.dmpFilesize
416KB
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memory/660-116-0x0000000007D60000-0x0000000007D61000-memory.dmpFilesize
4KB
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memory/660-126-0x000000000F840000-0x000000000F877000-memory.dmpFilesize
220KB
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memory/660-127-0x000000000F980000-0x000000000F981000-memory.dmpFilesize
4KB
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memory/660-128-0x000000000FA10000-0x000000000FA11000-memory.dmpFilesize
4KB
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memory/744-124-0x0000000000000000-mapping.dmp