monster | 44d415e086d8ca0c371b747e09afafda4501e7b82cfe5ff2d4c30825cf2ea98b

Analysis

max time kernel
118s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
28-10-2024 19:44

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General

Target

SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe
Size

10.5MB
MD5

7fffe8702479239234bce6013bcad409
SHA1

ee7aaecaeff869350ead69c907b77d5b0afd3f09
SHA256

7870eda6f78bde1ea7c083ddf32a9aabd118b30f6b8617f4b9e6625edba0ff95
SHA512

8d5932d1fa8006c73e8576383425151439b4bf4637017f104a6c4e5cf202ce1c4a1dbec6d61adb794fd8a30c1300d6635d162df8630f9193c96239ec8b2a6869
SSDEEP

196608:F2f7uyka/QRjnlhNitMYQRs53WiJ4HO7tyc95Gwp+IUos1Ak+rqBdS4Kcm6PJ:F2FEj3omDRs9peutycqOye2H/KclPJ

Score

10^/10

monster stealer

Malware Config

Signatures

Detects Monster Stealer. 2 IoCs

Processes:

resource	yara_rule
behavioral1/files/0x0007000000016cec-37.dat	family_monster
behavioral1/memory/2384-40-0x000000013F760000-0x0000000140786000-memory.dmp	family_monster

Monster
Monster is a Golang stealer that was discovered in 2024.
stealer monster
Monster family
monster

Executes dropped EXE 1 IoCs

Processes:

stub.exe

pid	Process
2384	stub.exe

Loads dropped DLL 2 IoCs

Processes:

SecuriteInfo.com.Win64.Evo-gen.11830.19095.exestub.exe

pid	Process
2828	SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe
2384	stub.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 3 IoCs

Processes:

SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe

description	pid	Process	procid_target
PID 2828 wrote to memory of 2384	2828	SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe	31
PID 2828 wrote to memory of 2384	2828	SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe	31
PID 2828 wrote to memory of 2384	2828	SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe	31

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2828
- C:\Users\Admin\AppData\Local\Temp\onefile_2828_133746182974652000\stub.exe
  C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.Evo-gen.11830.19095.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2384

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\onefile_2828_133746182974652000\python310.dll

Filesize
4.3MB

MD5
c80b5cb43e5fe7948c3562c1fff1254e

SHA1
f73cb1fb9445c96ecd56b984a1822e502e71ab9d

SHA256
058925e4bbfcb460a3c00ec824b8390583baef0c780a7c7ff01d43d9eec45f20

SHA512
faa97a9d5d2a0bf78123f19f8657c24921b907268938c26f79e1df6d667f7bee564259a3a11022e8629996406cda9fa00434bb2b1de3e10b9bddc59708dbad81

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_2828_133746182974652000\stub.exe

Filesize
15.9MB

MD5
1f4bbcf45463611b2321a428424e71ff

SHA1
102b8883177489e69964822db3adc4bb3ddba2b5

SHA256
1f0ad6f7003fbd3e3e8ebeb0e179ffd8b9ce43f0914b1041136c6603eaa6ebb2

SHA512
3613d74999fd7eedbe73ddb63f65529475a432b9203fd86b0f88b45ebff0d2e9192b27ce1c24f4e42eaee0c331bfea34a90764482990b5f2424c0f980c50a44a

Download Submit
memory/2384-40-0x000000013F760000-0x0000000140786000-memory.dmp

Filesize
16.1MB

Download
memory/2828-75-0x000000013F4B0000-0x000000013FF57000-memory.dmp

Filesize
10.7MB

Download