1d0128fd3184a765076397dd308e51bbc578a3639cb9c08ab6b5c36704d772b4

Resubmissions

14-11-2023 17:31

231114-v3qg7acf42 10

14-11-2023 17:21

28-10-2023 19:29

24-10-2023 13:29

18-10-2023 12:04

07-09-2023 12:10

Analysis

max time kernel
1778s
max time network
1805s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
18-10-2023 12:04

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General

Target

8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe
Size

173KB
MD5

bfdf311cad652de3e51a581ec3a19338
SHA1

df3cc8cdc962de4f0624a927fcda16f84eb804db
SHA256

8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe
SHA512

6860d7b32831949fba14bbdce1d9bc4d674031dcbf012db9be26192946200b63522f6eb3f33987539d5145b94ed697bfe768c9836eaaff6ef77d5d178fd2f0b8
SSDEEP

3072:bUhIPIFXANhUUnE7uuvptpyE6cDoqifjffcxy:aI5UUE7uuxDoqcEy

Score

7^/10

Malware Config

Signatures

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\InstancingMspthrd.lnk	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 4784 set thread context of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 1380 set thread context of 2096	1380	InstancingMspthrd.exe	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe
2096	InstancingMspthrd.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
4912	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeManageVolumePrivilege	2076	svchost.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4784 wrote to memory of 4912	4784	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	83
PID 4912 wrote to memory of 1380	4912	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	92
PID 4912 wrote to memory of 1380	4912	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	92
PID 4912 wrote to memory of 1380	4912	8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe	92
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93
PID 1380 wrote to memory of 2096	1380	InstancingMspthrd.exe	93

C:\Users\Admin\AppData\Local\Temp\8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe
"C:\Users\Admin\AppData\Local\Temp\8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4784
- C:\Users\Admin\AppData\Local\Temp\8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe
  "C:\Users\Admin\AppData\Local\Temp\8d8576432cd79c4c6a8902e9fcbdad16c871afae3731a4d9ec9cb6a0be727ffe.exe"
  2⤵
  - Drops startup file
  - Suspicious behavior: RenamesItself
  - Suspicious use of WriteProcessMemory
  PID:4912
- - C:\Users\Admin\AppData\Local\InstancingMspthrd\InstancingMspthrd.exe
    -U49123656240641000
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1380
  - - C:\Users\Admin\AppData\Local\InstancingMspthrd\InstancingMspthrd.exe
      -U49123656240641000
      4⤵
      Suspicious behavior: EnumeratesProcesses
      PID:2096

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:1788

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:2076

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1380-9-0x0000000000570000-0x0000000000670000-memory.dmp

Filesize
1024KB

Download
memory/2076-15-0x0000021D31460000-0x0000021D31470000-memory.dmp

Filesize
64KB

Download
memory/2076-51-0x0000021D398F0000-0x0000021D398F1000-memory.dmp

Filesize
4KB

Download
memory/2076-50-0x0000021D398E0000-0x0000021D398E1000-memory.dmp

Filesize
4KB

Download
memory/2076-49-0x0000021D39920000-0x0000021D39921000-memory.dmp

Filesize
4KB

Download
memory/2076-47-0x0000021D398D0000-0x0000021D398D1000-memory.dmp

Filesize
4KB

Download
memory/2076-31-0x0000021D31560000-0x0000021D31570000-memory.dmp

Filesize
64KB

Download
memory/2096-12-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2096-13-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2096-14-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/2096-11-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4784-1-0x00000000006C0000-0x00000000007C0000-memory.dmp

Filesize
1024KB

Download
memory/4912-7-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4912-5-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4912-4-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4912-3-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download
memory/4912-2-0x0000000000400000-0x000000000041A000-memory.dmp

Filesize
104KB

Download