14ea5e94d840e16f6fd573f41a7ee6d959e305b28544ad2d984e73f23fb3994c

Analysis

max time kernel
122s
max time network
127s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01/02/2024, 03:01

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General

Target

85c0a4c5e6fead74526015f2a1b9656d.exe
Size

135KB
MD5

85c0a4c5e6fead74526015f2a1b9656d
SHA1

d1ddf97469e8fb3c92f17e9ce897995410fc54af
SHA256

14ea5e94d840e16f6fd573f41a7ee6d959e305b28544ad2d984e73f23fb3994c
SHA512

961ef3452d06090002a9a1c6ee767ecaec9a59ac27873a119a9998cafea557c575ddfa966b2cec758e1519fe7908746ce3078b87f277aa6a477016e7de9e4701
SSDEEP

3072:a85Xu6QoBkdU05oROUPtwPMi7QChYKqwJcsNofD:a85XuvouFoRDpeYKFJcCof

Score

7^/10

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	85c0a4c5e6fead74526015f2a1b9656d.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	svchost.exe

Deletes itself 1 IoCs

pid	Process
2768	cmd.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2032 set thread context of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2032	85c0a4c5e6fead74526015f2a1b9656d.exe
2248	svchost.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2032	85c0a4c5e6fead74526015f2a1b9656d.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2032 wrote to memory of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28
PID 2032 wrote to memory of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28
PID 2032 wrote to memory of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28
PID 2032 wrote to memory of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28
PID 2032 wrote to memory of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28
PID 2032 wrote to memory of 2248	2032	85c0a4c5e6fead74526015f2a1b9656d.exe	28
PID 2248 wrote to memory of 2768	2248	svchost.exe	29
PID 2248 wrote to memory of 2768	2248	svchost.exe	29
PID 2248 wrote to memory of 2768	2248	svchost.exe	29
PID 2248 wrote to memory of 2768	2248	svchost.exe	29

C:\Users\Admin\AppData\Local\Temp\85c0a4c5e6fead74526015f2a1b9656d.exe
"C:\Users\Admin\AppData\Local\Temp\85c0a4c5e6fead74526015f2a1b9656d.exe"
1⤵
- Checks BIOS information in registry
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2032
- C:\Windows\SysWOW64\svchost.exe
  "C:\Windows\system32\svchost.exe"
  2⤵
  - Checks BIOS information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2248
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /q /c for /l %i in (1, 1, 4000000000) do if not exist "C:\Users\Admin\AppData\Local\Temp\85c0a4c5e6fead74526015f2a1b9656d.exe" (exit) else (del /f "C:\Users\Admin\AppData\Local\Temp\85c0a4c5e6fead74526015f2a1b9656d.exe")
    3⤵
    - Deletes itself
    PID:2768

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2032-1-0x0000000000230000-0x0000000000266000-memory.dmp

Filesize
216KB

Download
memory/2032-0-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2032-2-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/2032-10-0x0000000000230000-0x0000000000266000-memory.dmp

Filesize
216KB

Download
memory/2248-3-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2248-5-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2248-7-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download
memory/2248-11-0x0000000000400000-0x0000000000434000-memory.dmp

Filesize
208KB

Download