8c90d5aab60e63a5cbb791226140536da21b5c95035d2f7dbbb892e598618dbd

Analysis

max time kernel
119s
max time network
135s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
05/11/2023, 23:53

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General

Target

NEAS.5a4bb23f3e92bba8057c828c896d8660.exe
Size

126KB
MD5

5a4bb23f3e92bba8057c828c896d8660
SHA1

6250b9e1d90cfb7a342341469e77de739113a8e4
SHA256

8c90d5aab60e63a5cbb791226140536da21b5c95035d2f7dbbb892e598618dbd
SHA512

470fea8cab8aee12d50f1fa691d92f46945b0db53e6a9a57d8ff21869f993b1082279094bed75f26611092b0aec238d5298eac6bc0af46afa2ebbceac16d5bef
SSDEEP

1536:JBBHjvgESHlHPUoQWJAn7W+izHlcj4p5LxOzAfGFmGI5zN+MmJz5lbQpRKYS9Pix:/BHjoESlHPAnC55cQDkjmGtlD2Y5j5g

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
2788	ajahmjj.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\ajahmjj.exe	NEAS.5a4bb23f3e92bba8057c828c896d8660.exe
File created	C:\PROGRA~3\Mozilla\ghzyxbm.dll	ajahmjj.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2924 wrote to memory of 2788	2924	taskeng.exe	29
PID 2924 wrote to memory of 2788	2924	taskeng.exe	29
PID 2924 wrote to memory of 2788	2924	taskeng.exe	29
PID 2924 wrote to memory of 2788	2924	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\NEAS.5a4bb23f3e92bba8057c828c896d8660.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.5a4bb23f3e92bba8057c828c896d8660.exe"
1⤵
- Drops file in Program Files directory
PID:2032

C:\Windows\system32\taskeng.exe
taskeng.exe {9090C217-37BB-4417-B122-43D9BB95FF93} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2924
- C:\PROGRA~3\Mozilla\ajahmjj.exe
  C:\PROGRA~3\Mozilla\ajahmjj.exe -mngyzad
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:2788

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
126KB

MD5
874414f3b5d766e2a362bffa0598d516

SHA1
56d36cb257516c0f30486451e6c82f3d62ad5133

SHA256
61e9776a356da6cbbee215f3a09a3d57ba77a0fbf4bc9c26ebbb4e6744bb533e

SHA512
38d12eeb39d458d2a1105d36b04064fd6af22a9b80f972169726125e67237b7e0fa3aa9bb0a619af439df86e3a4647611177bf4d88b3973b703d158024557c2c

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

Filesize
126KB

MD5
874414f3b5d766e2a362bffa0598d516

SHA1
56d36cb257516c0f30486451e6c82f3d62ad5133

SHA256
61e9776a356da6cbbee215f3a09a3d57ba77a0fbf4bc9c26ebbb4e6744bb533e

SHA512
38d12eeb39d458d2a1105d36b04064fd6af22a9b80f972169726125e67237b7e0fa3aa9bb0a619af439df86e3a4647611177bf4d88b3973b703d158024557c2c

Download Submit
memory/2032-0-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2032-1-0x0000000000430000-0x000000000048B000-memory.dmp

Filesize
364KB

Download
memory/2032-7-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2788-10-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download
memory/2788-11-0x0000000000910000-0x000000000096B000-memory.dmp

Filesize
364KB

Download
memory/2788-17-0x0000000000400000-0x0000000000425000-memory.dmp

Filesize
148KB

Download