52097c86c7ce6a8cb98f16cce13323654ec20a4b67a4f9d56098dbad4ede6a27

Analysis

max time kernel
160s
max time network
160s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24/02/2024, 10:47

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General

Target

a1ad0a8372632b6d96808914e7c330bf.exe
Size

384KB
MD5

a1ad0a8372632b6d96808914e7c330bf
SHA1

a9c199b7dd7db92cca718ff140ba4fe254109105
SHA256

52097c86c7ce6a8cb98f16cce13323654ec20a4b67a4f9d56098dbad4ede6a27
SHA512

d446cc8def32847eb977d6a1d46a0d4d6d016be3c6c2fb111bf43984b6d4e930bd233b8836e0dd38ea1c79b4fca3e2095964e0cc46dbc6bb1aa021e1b15e434b
SSDEEP

6144:Cc6dRdr+zg7w/0idrVZIg90PijiamCfc7T7Xf2VfjNz7eul7Ya:Cc6DdrUg72/PIg2P5x9e3eTa

Score

7^/10

persistence upx

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1688	pH28258MnFpL28258.exe

Executes dropped EXE 1 IoCs

pid	Process
1688	pH28258MnFpL28258.exe

UPX packed file 7 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4192-1-0x0000000000400000-0x00000000004EE000-memory.dmp	upx
behavioral2/memory/4192-7-0x0000000000400000-0x00000000004EE000-memory.dmp	upx
behavioral2/memory/4192-14-0x0000000000400000-0x00000000004EE000-memory.dmp	upx
behavioral2/memory/1688-20-0x0000000000400000-0x00000000004EE000-memory.dmp	upx
behavioral2/memory/1688-23-0x0000000000400000-0x00000000004EE000-memory.dmp	upx
behavioral2/memory/1688-29-0x0000000000400000-0x00000000004EE000-memory.dmp	upx
behavioral2/memory/1688-31-0x0000000000400000-0x00000000004EE000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\pH28258MnFpL28258 = "C:\\ProgramData\\pH28258MnFpL28258\\pH28258MnFpL28258.exe"	pH28258MnFpL28258.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
392	4192	WerFault.exe	83
3924	1688	WerFault.exe	90

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
4192	a1ad0a8372632b6d96808914e7c330bf.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4192	a1ad0a8372632b6d96808914e7c330bf.exe
Token: SeDebugPrivilege	1688	pH28258MnFpL28258.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1688	pH28258MnFpL28258.exe
1688	pH28258MnFpL28258.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 4192 wrote to memory of 1688	4192	a1ad0a8372632b6d96808914e7c330bf.exe	90
PID 4192 wrote to memory of 1688	4192	a1ad0a8372632b6d96808914e7c330bf.exe	90
PID 4192 wrote to memory of 1688	4192	a1ad0a8372632b6d96808914e7c330bf.exe	90

C:\Users\Admin\AppData\Local\Temp\a1ad0a8372632b6d96808914e7c330bf.exe
"C:\Users\Admin\AppData\Local\Temp\a1ad0a8372632b6d96808914e7c330bf.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4192
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4192 -s 672
  2⤵
  - Program crash
  PID:392
- C:\ProgramData\pH28258MnFpL28258\pH28258MnFpL28258.exe
  "C:\ProgramData\pH28258MnFpL28258\pH28258MnFpL28258.exe" "C:\Users\Admin\AppData\Local\Temp\a1ad0a8372632b6d96808914e7c330bf.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:1688
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 668
    3⤵
    - Program crash
    PID:3924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 200 -p 4192 -ip 4192
1⤵
PID:3200

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1688 -ip 1688
1⤵
PID:4516

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\pH28258MnFpL28258\pH28258MnFpL28258

Filesize
192B

MD5
3a140b55b27588956ca723f7196db066

SHA1
bf5086c5b3a5e37dff00fee6e93c9d7f5835c761

SHA256
2d4de9fd06c9d8202ace889119c417d694986186631fb04900b870ac81b4f38a

SHA512
c20e49706daf9ecb2e69ed57215715dbe4e2931ab519918b259a184e66e9839652c34b0584dfd06cf9cc2b9e6bd762e4e0a419b47a6c6b6d817fb50a153be61d

Download Submit
C:\ProgramData\pH28258MnFpL28258\pH28258MnFpL28258.exe

Filesize
384KB

MD5
3c11f59a533eac811fd6b617c2988de1

SHA1
4bb1a2598418ade349a8de4b397109e49e0451ad

SHA256
b92a18fd26abf9485499675d801ea3501ec1cdb1e8b6c9267cad62cb5039147f

SHA512
9a82558177b66182b44c982c2dc256fa56d9e05e4e3ee2239eebad1c0d50e99a4b597cccd22e2f2407f3be74ad26f11d82d3adbcab2ade48b92ca788e5bb9595

Download Submit
memory/1688-20-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/1688-23-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/1688-29-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/1688-31-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/4192-0-0x0000000002260000-0x0000000002262000-memory.dmp

Filesize
8KB

Download
memory/4192-1-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/4192-7-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download
memory/4192-14-0x0000000000400000-0x00000000004EE000-memory.dmp

Filesize
952KB

Download