fa9a0374c3b5b467a73ce321b210136404904da9303031c94f721b6f29f0b381

Analysis

max time kernel
117s
max time network
120s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
22/10/2023, 15:34

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General

Target

NEAS.a08863eb3a255738456087e25bbf6b60_JC.exe
Size

364KB
MD5

a08863eb3a255738456087e25bbf6b60
SHA1

e42710f1bf8896e8d478330e0793c82a3dce7b51
SHA256

fa9a0374c3b5b467a73ce321b210136404904da9303031c94f721b6f29f0b381
SHA512

31a88d383e4bb8430a058c3d0d4a5d4b5d138f9da53abad018ba216ff3e75deeeabc273508c8d1bedbb6eeeb29382b36d78715ac749eb225bb4e313e14fe7cbd
SSDEEP

3072:J/yXvD2enVN5UkLPp1f5mbUM96Zvx+UZkxvU84xUa4bjRTItEcmHH:J/yfD2Apf04GuvIUZeqJ2jydmHH

Score

8^/10

persistence

Malware Config

Signatures

Modifies AppInit DLL entries 2 TTPs
persistence

Registry Run Keys / Startup Folder
T1547.001

Modify Registry
T1112

Executes dropped EXE 1 IoCs

pid	Process
3068	ajahmjj.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\ajahmjj.exe	NEAS.a08863eb3a255738456087e25bbf6b60_JC.exe
File created	C:\PROGRA~3\Mozilla\ghzyxbm.dll	ajahmjj.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2108	NEAS.a08863eb3a255738456087e25bbf6b60_JC.exe
3068	ajahmjj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1324 wrote to memory of 3068	1324	taskeng.exe	29
PID 1324 wrote to memory of 3068	1324	taskeng.exe	29
PID 1324 wrote to memory of 3068	1324	taskeng.exe	29
PID 1324 wrote to memory of 3068	1324	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\NEAS.a08863eb3a255738456087e25bbf6b60_JC.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.a08863eb3a255738456087e25bbf6b60_JC.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
PID:2108

C:\Windows\system32\taskeng.exe
taskeng.exe {EBE97157-1A53-45F6-B92E-F4EB03477E79} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1324
- C:\PROGRA~3\Mozilla\ajahmjj.exe
  C:\PROGRA~3\Mozilla\ajahmjj.exe -mngyzad
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of UnmapMainImage
  PID:3068

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:\PROGRA~3\Mozilla\ajahmjj.exe

Filesize
364KB

MD5
a72740ca54b63ae641bc6de2b51e5aca

SHA1
035cb9111643970ccee68ce17df9a6fd0b4c7afa

SHA256
f443d8277c56e464d2ea37e27d826be4ac149d2cfbf575e928811e5d03eeef5c

SHA512
f32734110ab3a3a64d1fbccfd5c30d36202c5d8a86d7efc4447707c15033d690d1bd4d564c20c5c158428fc1e9b5a08386b8e9eafd197a09e4358896cea26e79

Download Submit
C:\PROGRA~3\Mozilla\ajahmjj.exe

Filesize
364KB

MD5
a72740ca54b63ae641bc6de2b51e5aca

SHA1
035cb9111643970ccee68ce17df9a6fd0b4c7afa

SHA256
f443d8277c56e464d2ea37e27d826be4ac149d2cfbf575e928811e5d03eeef5c

SHA512
f32734110ab3a3a64d1fbccfd5c30d36202c5d8a86d7efc4447707c15033d690d1bd4d564c20c5c158428fc1e9b5a08386b8e9eafd197a09e4358896cea26e79

Download Submit
memory/2108-0-0x0000000000330000-0x000000000038B000-memory.dmp

Filesize
364KB

Download
memory/2108-1-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2108-3-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3068-6-0x00000000003A0000-0x00000000003FB000-memory.dmp

Filesize
364KB

Download
memory/3068-7-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3068-9-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3068-10-0x00000000003A0000-0x00000000003FB000-memory.dmp

Filesize
364KB

Download