cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
25-04-2024 03:25

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General

Target

cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe.exe
Size

365KB
MD5

16a179dca4c208386da94f9688f141f5
SHA1

6ce39a1afd49593e85141d30b6bcb1808111bdd5
SHA256

cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe
SHA512

391bc3854dd61d5778abf6b323157d58a2d3cd767d3d7d4f8d32fe370b02d07fbb2d728643163c877058aa7d90b20c0a04d4e70ea86a1f8b8b5ac0944fb2870c
SSDEEP

3072:ndgTsDAJJRjO2wDEpiLKHuv0FG00/JpR0arsgMHY7H3ey+:nyJJ0wpiWS3+/gnH3t+

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
2784	racmzae.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\racmzae.exe	cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe.exe
File created	C:\PROGRA~3\Mozilla\ttbtowf.dll	racmzae.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2328	cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe.exe
2784	racmzae.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1032 wrote to memory of 2784	1032	taskeng.exe	29
PID 1032 wrote to memory of 2784	1032	taskeng.exe	29
PID 1032 wrote to memory of 2784	1032	taskeng.exe	29
PID 1032 wrote to memory of 2784	1032	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe.exe
"C:\Users\Admin\AppData\Local\Temp\cc2d91ee2b6aaebcf6d045c298433ac845e7b0e5df11a5faf4f85f47f1a554fe.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
PID:2328

C:\Windows\system32\taskeng.exe
taskeng.exe {75784E6D-0BC6-4C8E-83D7-CA4130757840} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:1032
- C:\PROGRA~3\Mozilla\racmzae.exe
  C:\PROGRA~3\Mozilla\racmzae.exe -cddhnyc
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - Suspicious use of UnmapMainImage
  PID:2784

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\racmzae.exe

Filesize
365KB

MD5
028be2a1138528e74a59ea8ff7218144

SHA1
c1fbfa51d71a41fae60f6ca39c2e17fe61d22c27

SHA256
ad1caa73b6b4dec853c29fe806104c6862906e20e0b38f01f833cb1a2b30910a

SHA512
101cebae6ca427ec59b8cbc00bc0bd44e0bc53248683623d583661733b932d4c3632d78892f1322149ef7017280a6ed48f1189ef44c4d37d09c189b4849f3cd7

Download Submit
memory/2328-0-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2328-1-0x0000000000300000-0x000000000035B000-memory.dmp

Filesize
364KB

Download
memory/2328-2-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2328-4-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2784-7-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2784-8-0x00000000003A0000-0x00000000003FB000-memory.dmp

Filesize
364KB

Download
memory/2784-9-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/2784-11-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download