bf9cb976bb568b8835fc85a18791cd06319d00eb94e598f91442e692056a5668

Analysis

max time kernel
117s
max time network
118s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
09-04-2024 21:27

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General

Target

1288b8afa26064eab7b3258a18d02187.exe
Size

162KB
MD5

1288b8afa26064eab7b3258a18d02187
SHA1

49055d1fc4c76be463a622975de525bc9887afad
SHA256

bf9cb976bb568b8835fc85a18791cd06319d00eb94e598f91442e692056a5668
SHA512

3c658e919eaef0b1fee7560f989b491ab3a9b9219daffdd1b2f84bf12e330a26a03a04ad9fae1b93a36de2261169fa8ced4326fb97ff53ed0f6f9453cdaae740
SSDEEP

3072:2yNOu3ap01kqMTue7+AVETnb6Km9gFTFTHugCoReiVWeJfefVUxN:1Kp+kqKt7DV4bzm2FTFbIyVWeU2xN

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
772	racmzae.exe

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\PROGRA~3\Mozilla\racmzae.exe	1288b8afa26064eab7b3258a18d02187.exe
File created	C:\PROGRA~3\Mozilla\ttbtowf.dll	racmzae.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2000 wrote to memory of 772	2000	taskeng.exe	29
PID 2000 wrote to memory of 772	2000	taskeng.exe	29
PID 2000 wrote to memory of 772	2000	taskeng.exe	29
PID 2000 wrote to memory of 772	2000	taskeng.exe	29

C:\Users\Admin\AppData\Local\Temp\1288b8afa26064eab7b3258a18d02187.exe
"C:\Users\Admin\AppData\Local\Temp\1288b8afa26064eab7b3258a18d02187.exe"
1⤵
- Drops file in Program Files directory
PID:1304

C:\Windows\system32\taskeng.exe
taskeng.exe {9C8914AA-A8A3-48C4-991E-09F307DAB22C} S-1-5-18:NT AUTHORITY\System:Service:
1⤵
- Suspicious use of WriteProcessMemory
PID:2000
- C:\PROGRA~3\Mozilla\racmzae.exe
  C:\PROGRA~3\Mozilla\racmzae.exe -cddhnyc
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  PID:772

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
162KB

MD5
946addead1a1e0f466214b7d9d141bda

SHA1
37ea70c336971ec266ba68cf6b75e5f135e281b9

SHA256
54e3833de6acd0b9c21804e62e9089de2d3bc5fd23f2dc5efcabac5d30792f8f

SHA512
59a57fe0a059b7eef8e65e133004ac335f09ec54134133409f1998d89c73aea525819d0e11c0dcdf4b34e68c3ebb710290ad9c2db0904b36fb4a7dd738d04a09

Download Submit
memory/772-10-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/772-11-0x0000000000390000-0x00000000003EB000-memory.dmp

Filesize
364KB

Download
memory/772-17-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1304-0-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download
memory/1304-1-0x0000000000430000-0x000000000048B000-memory.dmp

Filesize
364KB

Download
memory/1304-7-0x0000000000400000-0x000000000042C000-memory.dmp

Filesize
176KB

Download