Analysis
- max time kernel
120s - max time network
126s - platform
windows10_x64 - resource
win10-en-20211014 - submitted
24/11/2021, 06:51
Static task
static1
Behavioral task
behavioral1
Sample
Payment advice. pdf.............................exe
Resource
win7-en-20211104
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
Payment advice. pdf.............................exe
Resource
win10-en-20211014
0 signatures
0 seconds
General
- Target Payment advice. pdf.............................exe
- Size 445KB
- Sample211124-hmhq7acbbm
- SHA256 b22cde1e2d6bc7eb7dd54d804083f7286607668cce5d965ecdaedeb78ff8c08a
- MD5 b4948c6cc72ff921e18cf1c36374c712
- SHA1 ec7e2b2cb54173bb33d3117bd7a2ebb54c339699
- SHA512 2731e78aa818a2d782789e487ef8c8f83a3784c66ed7e2985583ad7cce06f288c6f89bba6196966b6df8a5e059a104c46bcd23c3602f08df5a1e84f38042b63e
- MD5 SHA1 SHA512
Score
10/10
Malware Config
Extracted
Family
-
agenttesla
Credentials
-
Protocol
smtp
-
Host
mail.oxc-ph.com
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Port
587
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Username
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Password
oxychempassword
Signatures
- AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
- AgentTesla Payload 3 IoCs
resource yara_rule behavioral2/memory/2132-119-0x000000000043761E-mapping.dmp family_agenttesla behavioral2/memory/2132-118-0x0000000000400000-0x000000000043C000-memory.dmp family_agenttesla behavioral2/memory/2132-122-0x0000000000D50000-0x0000000000DFE000-memory.dmp family_agenttesla - Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2212 set thread context of 2132 2212 Payment advice. pdf.............................exe 71 - 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.
pid Process 3764 schtasks.exe - Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 2064 dw20.exe 2064 dw20.exe - Suspicious use of AdjustPrivilegeToken 2 IoCs
description pid Process Token: SeRestorePrivilege 2064 dw20.exe Token: SeBackupPrivilege 2064 dw20.exe - Suspicious use of WriteProcessMemory 14 IoCs
description pid Process procid_target PID 2212 wrote to memory of 3764 2212 Payment advice. pdf.............................exe 69 PID 2212 wrote to memory of 3764 2212 Payment advice. pdf.............................exe 69 PID 2212 wrote to memory of 3764 2212 Payment advice. pdf.............................exe 69 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2212 wrote to memory of 2132 2212 Payment advice. pdf.............................exe 71 PID 2132 wrote to memory of 2064 2132 Payment advice. pdf.............................exe 72 PID 2132 wrote to memory of 2064 2132 Payment advice. pdf.............................exe 72 PID 2132 wrote to memory of 2064 2132 Payment advice. pdf.............................exe 72
Processes
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C:\Users\Admin\AppData\Local\Temp\Payment advice. pdf.............................exe"C:\Users\Admin\AppData\Local\Temp\Payment advice. pdf.............................exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2212 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\WoZQnrFGWPS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8171.tmp"2⤵
- Creates scheduled task(s)
PID:3764
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C:\Users\Admin\AppData\Local\Temp\Payment advice. pdf.............................exe"{path}"2⤵
- Suspicious use of WriteProcessMemory
PID:2132 -
C:\Windows\Microsoft.NET\Framework\v2.0.50727\dw20.exedw20.exe -x -s 6963⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2064
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