monster | 93429472073d0794c411a71f2f161aa8d7b8c51606ab497175cc5863fea7fba8

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
16-08-2024 17:15

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General

Target

SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe
Size

10.5MB
MD5

a5c740eb48fafb9b25d06c22b6f4a7e9
SHA1

70a24d83379e205bbbcda72da177fa0baae2be7f
SHA256

93429472073d0794c411a71f2f161aa8d7b8c51606ab497175cc5863fea7fba8
SHA512

524b83c112064bafbec17b43ef03f5f41888c584fc0baf2da59e58befa40b4cb7920f6e4a6f598289749919fbf7394a74352c0b301d1d1594e133aaf96cd3808
SSDEEP

196608:2eoNf7uyka/QRjnlhJPPyEhQVM1LPg8TFhaF08ckcNy9i4KuZp2E8rK:27NFEj3pHhQVEPg8TFhN8eOPKuX2EV

Score

10^/10

monster stealer

Malware Config

Signatures

Detects Monster Stealer. 2 IoCs

resource	yara_rule
behavioral1/files/0x0007000000019449-37.dat	family_monster
behavioral1/memory/3052-40-0x000000013F640000-0x0000000140666000-memory.dmp	family_monster

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

Executes dropped EXE 1 IoCs

pid	Process
3052	stub.exe

Loads dropped DLL 2 IoCs

pid	Process
1828	SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe
3052	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

description	pid	Process	procid_target
PID 1828 wrote to memory of 3052	1828	SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe	30
PID 1828 wrote to memory of 3052	1828	SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe	30
PID 1828 wrote to memory of 3052	1828	SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe	30

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1828
- C:\Users\Admin\AppData\Local\Temp\onefile_1828_133683021183536000\stub.exe
  C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win64.MalwareX-gen.28480.11199.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3052

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_1828_133683021183536000\python310.dll

Filesize
4.3MB

MD5
c80b5cb43e5fe7948c3562c1fff1254e

SHA1
f73cb1fb9445c96ecd56b984a1822e502e71ab9d

SHA256
058925e4bbfcb460a3c00ec824b8390583baef0c780a7c7ff01d43d9eec45f20

SHA512
faa97a9d5d2a0bf78123f19f8657c24921b907268938c26f79e1df6d667f7bee564259a3a11022e8629996406cda9fa00434bb2b1de3e10b9bddc59708dbad81

Download Submit
C:\Users\Admin\AppData\Local\Temp\onefile_1828_133683021183536000\stub.exe

Filesize
15.9MB

MD5
fd8750fd175eb370b023e8c537e9c3fe

SHA1
7e97e886cc82b71781562944eb6b3f792d809739

SHA256
f45051c87cc2e70f1da0ba5ad074f2ff3e29eb02afd4b3a65a7b15506966fc9b

SHA512
73312816a2778aeb4876ccf61559196d8ba44f87d6149f0c1da7b34b1af983f055eb541b82d36d533a2d5f42a8f4bf61d9b0adaf10bb49bf08549293c77de57f

Download Submit
memory/1828-75-0x000000013F3A0000-0x000000013FE47000-memory.dmp

Filesize
10.7MB

Download
memory/3052-40-0x000000013F640000-0x0000000140666000-memory.dmp

Filesize
16.1MB

Download