043ac9383930fe022fb51e879fd51084e25482069cfcc385e8bfb228d3414c36

Analysis

max time kernel
135s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
04-05-2023 23:00

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General

Target

50050291542339510009.exe
Size

6.0MB
MD5

a092f3e2c7006d6630f9c322774c8734
SHA1

4747eeaa5d6e4ee3dfc248bb1c2cc2a95da0c56b
SHA256

043ac9383930fe022fb51e879fd51084e25482069cfcc385e8bfb228d3414c36
SHA512

d6372e66700fe0e740ac8c3ba0875e9a307fb29d55fdcfe7ff3e19f8fa0b41a14b443b4b6f317dfdf86dca672162f98179d36a3ff489ba0f3bd11fbfe2023419
SSDEEP

196608:H+Y+gfk3pMIxQHU7eAODQje5eWAa6U+HK:H+gdIWHUdKcWA4+H

Score

5^/10

Malware Config

Signatures

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
4564	50050291542339510009.exe
4564	50050291542339510009.exe

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
4780	schtasks.exe
2716	schtasks.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4564	50050291542339510009.exe
4564	50050291542339510009.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4564 wrote to memory of 4780	4564	50050291542339510009.exe	83
PID 4564 wrote to memory of 4780	4564	50050291542339510009.exe	83
PID 4564 wrote to memory of 4780	4564	50050291542339510009.exe	83
PID 4564 wrote to memory of 1636	4564	50050291542339510009.exe	85
PID 4564 wrote to memory of 1636	4564	50050291542339510009.exe	85
PID 4564 wrote to memory of 1636	4564	50050291542339510009.exe	85
PID 4564 wrote to memory of 2716	4564	50050291542339510009.exe	87
PID 4564 wrote to memory of 2716	4564	50050291542339510009.exe	87
PID 4564 wrote to memory of 2716	4564	50050291542339510009.exe	87

C:\Users\Admin\AppData\Local\Temp\50050291542339510009.exe
"C:\Users\Admin\AppData\Local\Temp\50050291542339510009.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4564
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /sc minute /mo 5 /tn "TSTheme Server Module{Q4F5H2C4V3-J6F4M7O4-A3E4F2Q1}" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\TSTheme\TSTheme.exe"
  2⤵
  - Creates scheduled task(s)
  PID:4780
- C:\Windows\SysWOW64\schtasks.exe
  /C /Query /XML /TN "TSTheme Server Module{Q4F5H2C4V3-J6F4M7O4-A3E4F2Q1}"
  2⤵
  PID:1636
- C:\Windows\SysWOW64\schtasks.exe
  /C /create /F /tn "TSTheme Server Module{Q4F5H2C4V3-J6F4M7O4-A3E4F2Q1}" /XML "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\TSTheme\6745645343447557"
  2⤵
  - Creates scheduled task(s)
  PID:2716

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\TSTheme\6745645343447557

Filesize
1KB

MD5
a6337feaabef90566f31f182b1e3a485

SHA1
ef64c54eeca5be9a5b1e8312bfe82e003153eae9

SHA256
fe06f6e37a50f6dfcb40c10629493c396ca54248c82e4270268c7e06130ac9a9

SHA512
78ad2189fd6f17ee7b3ce39966ddd3b460c6b0327fb22c0789e32565f50c3983cbd5ece8b162902110898cabc9503c16dc7c73e02ee7ffb1a2b6766e7210dfb2

Download Submit
memory/4564-133-0x0000000000E00000-0x0000000000E01000-memory.dmp

Filesize
4KB

Download
memory/4564-134-0x0000000000EF0000-0x0000000000EF1000-memory.dmp

Filesize
4KB

Download
memory/4564-135-0x0000000000400000-0x0000000000D66000-memory.dmp

Filesize
9.4MB

Download