5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d

Analysis

max time kernel
121s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
22-05-2024 21:52

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General

Target

5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exe
Size

210KB
MD5

436e61a47c0bf6516e9f4d9586541d79
SHA1

5edd9dfa058d0d3d75615289d8ff61a5e22975a3
SHA256

5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d
SHA512

d35e228e5f0c7ddaa4d02b6d228b4ba340946f0cb90b055b2b0052eefed1bdd5ec41e5d8211526b78f1196bcfdc845e9b52a8f8c38c7bdbdc557b268933e9aa5
SSDEEP

6144:H0Ys9g6Bbsp3wXSy7hEjN2Vjthzm/c2SbGqJt:HJsK60gXSjAVjS7Sd

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

Processes:

pfwoyhh.exe

pid process

3044 pfwoyhh.exe

pid	process
3044	pfwoyhh.exe

Drops file in Program Files directory 2 IoCs

Processes:

5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exepfwoyhh.exe

description	ioc	process
File created	C:\PROGRA~3\Mozilla\pfwoyhh.exe	5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exe
File created	C:\PROGRA~3\Mozilla\bjvdwgg.dll	pfwoyhh.exe

Suspicious use of UnmapMainImage 2 IoCs

Processes:

5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exepfwoyhh.exe

pid process

2228 5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exe
3044 pfwoyhh.exe

pid	process
2228	5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exe
3044	pfwoyhh.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

taskeng.exe

description	pid	process	target process
PID 2288 wrote to memory of 3044	2288	taskeng.exe	pfwoyhh.exe
PID 2288 wrote to memory of 3044	2288	taskeng.exe	pfwoyhh.exe
PID 2288 wrote to memory of 3044	2288	taskeng.exe	pfwoyhh.exe
PID 2288 wrote to memory of 3044	2288	taskeng.exe	pfwoyhh.exe

C:\Users\Admin\AppData\Local\Temp\5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exe
"C:\Users\Admin\AppData\Local\Temp\5754f2d8fdc19569e43d2831f18944eab227cf06488bbbdd06f35c8384077b4d.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
PID:2228

C:\Windows\system32\taskeng.exe
taskeng.exe {FDFE65F8-84B3-4343-998D-4F956AA96300} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2288
- C:\PROGRA~3\Mozilla\pfwoyhh.exe
  C:\PROGRA~3\Mozilla\pfwoyhh.exe -zhxzcvh
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of UnmapMainImage
  PID:3044

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\pfwoyhh.exe

Filesize
210KB

MD5
57d67b0430d332c9e003b017ef79fafa

SHA1
416c3622a25cd7c9b5700891780766ff60c37b64

SHA256
88aca7961c98eb0d82329b14081c90d74252d76e6f0daf8b3d5ca8aa211d11fc

SHA512
e07fc775a5c3a91fba2624181f222104e67607d6acae5d27a65589102925f3d1b29b1c4a491dba1d7bfa5c3be38fbd4c7739b9ea640f532efb58a1c9e29125db

Download Submit
memory/2228-0-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/2228-1-0x00000000002C0000-0x00000000002E7000-memory.dmp

Filesize
156KB

Download
memory/2228-2-0x0000000000442000-0x0000000000443000-memory.dmp

Filesize
4KB

Download
memory/2228-3-0x0000000000310000-0x000000000036C000-memory.dmp

Filesize
368KB

Download
memory/2228-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2228-6-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2228-7-0x00000000002C0000-0x00000000002E7000-memory.dmp

Filesize
156KB

Download
memory/3044-11-0x0000000000400000-0x000000000045C000-memory.dmp

Filesize
368KB

Download
memory/3044-12-0x00000000003A0000-0x00000000003FC000-memory.dmp

Filesize
368KB

Download
memory/3044-13-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/3044-15-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download