db12800444f574e58d463a73f1c2efe67d49439d06d7cbbac1b255cd924dcce4

Analysis

max time kernel
117s
max time network
124s
platform
windows7_x64
resource
win7-20231020-en
resource tags

arch:x64arch:x86image:win7-20231020-enlocale:en-usos:windows7-x64system
submitted
28/10/2023, 19:54

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General

Target

NEAS.520df6d4aaf895ba5ccc92d4eae3b2c0.exe
Size

159KB
MD5

520df6d4aaf895ba5ccc92d4eae3b2c0
SHA1

b6fc2856183144ca4eb798406e8ca154e4cccf7b
SHA256

db12800444f574e58d463a73f1c2efe67d49439d06d7cbbac1b255cd924dcce4
SHA512

4b8fdebc567f1af30e5c239e325eb507cd6b19e84402ce036b5cce4cfa2b37e39a8e33b9a632e26b224b98f59675d93f4b07b928742f83ff20786814b780a874
SSDEEP

3072:Qr6wY2Igs7T2G7Sj8GomX5VltS2gS1l8BhhGxbek1hAnwbGEUPIWmHbNh4qeA6:QraM8GomJVl82gglkGxb1taPIrHJh4qu

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
2556	ajahmjj.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\ghzyxbm.dll	ajahmjj.exe
File created	C:\PROGRA~3\Mozilla\ajahmjj.exe	NEAS.520df6d4aaf895ba5ccc92d4eae3b2c0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 2556	1736	taskeng.exe	29
PID 1736 wrote to memory of 2556	1736	taskeng.exe	29
PID 1736 wrote to memory of 2556	1736	taskeng.exe	29
PID 1736 wrote to memory of 2556	1736	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\NEAS.520df6d4aaf895ba5ccc92d4eae3b2c0.exe
"C:\Users\Admin\AppData\Local\Temp\NEAS.520df6d4aaf895ba5ccc92d4eae3b2c0.exe"
1⤵
- Drops file in Program Files directory
PID:2280

C:\Windows\system32\taskeng.exe
taskeng.exe {66A05310-3CDB-410B-814D-0C32F97A572C} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1736
- C:\PROGRA~3\Mozilla\ajahmjj.exe
  C:\PROGRA~3\Mozilla\ajahmjj.exe -mngyzad
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:2556

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
159KB

MD5
3ba214532c85af07ba4fbc4d658891c0

SHA1
c402c99928a3c314cfd4dfc3e3b47cc3cc18f597

SHA256
253c690f4670adc054846897cc2f8f12d95c8a186028f589920b21efe07a5fff

SHA512
4bbac2e6229185c1a058d6acf4bd0095b68ef8a24a39d6f3f6dd9a948ea0188cc2bf3dbcb3ef93505573f2c9c744eb188f48abfa74ef8b72e65b17aff62dbca7

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

Filesize
159KB

MD5
3ba214532c85af07ba4fbc4d658891c0

SHA1
c402c99928a3c314cfd4dfc3e3b47cc3cc18f597

SHA256
253c690f4670adc054846897cc2f8f12d95c8a186028f589920b21efe07a5fff

SHA512
4bbac2e6229185c1a058d6acf4bd0095b68ef8a24a39d6f3f6dd9a948ea0188cc2bf3dbcb3ef93505573f2c9c744eb188f48abfa74ef8b72e65b17aff62dbca7

Download Submit
memory/2280-0-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2280-1-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2280-2-0x0000000000220000-0x000000000027B000-memory.dmp

Filesize
364KB

Download
memory/2280-8-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2556-11-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/2556-12-0x00000000002A0000-0x00000000002FB000-memory.dmp

Filesize
364KB

Download
memory/2556-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download