47d4e016ca242c151d7858764eb37983ea86912470c39ba0ad784f9062a6bb22

Analysis

max time kernel
149s
max time network
152s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
19/02/2024, 01:48

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General

Target

391c2618e2722cf8fa005ee3633e5dce.exe
Size

104KB
MD5

391c2618e2722cf8fa005ee3633e5dce
SHA1

6e2d8e7b8349c2a95262cbe1ecc28ac6fa62117b
SHA256

47d4e016ca242c151d7858764eb37983ea86912470c39ba0ad784f9062a6bb22
SHA512

b40e07ce9bf8dbf4db0482cfabdee1e31ce6656c29db1a6dc79ab41c6208244c901d2237f00d42d109cee507815c7cb139f07bafcd084a80f2afa2baddd65d12
SSDEEP

1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gks0g:1nK6a+qdOOtEvwDpjZ

Score

7^/10

upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2784	asih.exe

Loads dropped DLL 1 IoCs

pid	Process
2464	391c2618e2722cf8fa005ee3633e5dce.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/2464-0-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral1/files/0x0009000000012249-11.dat	upx
behavioral1/memory/2464-14-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral1/memory/2784-17-0x0000000000500000-0x000000000050F311-memory.dmp	upx
behavioral1/memory/2784-28-0x0000000000500000-0x000000000050F311-memory.dmp	upx

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2464 wrote to memory of 2784	2464	391c2618e2722cf8fa005ee3633e5dce.exe	28
PID 2464 wrote to memory of 2784	2464	391c2618e2722cf8fa005ee3633e5dce.exe	28
PID 2464 wrote to memory of 2784	2464	391c2618e2722cf8fa005ee3633e5dce.exe	28
PID 2464 wrote to memory of 2784	2464	391c2618e2722cf8fa005ee3633e5dce.exe	28

C:\Users\Admin\AppData\Local\Temp\391c2618e2722cf8fa005ee3633e5dce.exe
"C:\Users\Admin\AppData\Local\Temp\391c2618e2722cf8fa005ee3633e5dce.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2464
- C:\Users\Admin\AppData\Local\Temp\asih.exe
  "C:\Users\Admin\AppData\Local\Temp\asih.exe"
  2⤵
  - Executes dropped EXE
  PID:2784

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

\Users\Admin\AppData\Local\Temp\asih.exe

Filesize
105KB

MD5
862fdbb04888aae9c6e133004ef3acc8

SHA1
185695e6026c9d7a3be64a31fe33876fb4976d3e

SHA256
b74c8ae64009cfd30a22dbd4fcef822e393fd2c782946796f8f9f21bd4757c4b

SHA512
84cee5aa39d448714ece06b268ed555f20b783e19da8c9aa499f82fe636270c92febef8161c1932033af39eff662cf19d948e65df64a0543540941a4310b53cd

Download Submit
memory/2464-0-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/2464-1-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2464-2-0x00000000003F0000-0x00000000003F6000-memory.dmp

Filesize
24KB

Download
memory/2464-4-0x0000000000250000-0x0000000000256000-memory.dmp

Filesize
24KB

Download
memory/2464-14-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/2464-15-0x0000000002480000-0x0000000002490000-memory.dmp

Filesize
64KB

Download
memory/2464-27-0x0000000002480000-0x0000000002490000-memory.dmp

Filesize
64KB

Download
memory/2784-17-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download
memory/2784-19-0x0000000000450000-0x0000000000456000-memory.dmp

Filesize
24KB

Download
memory/2784-21-0x0000000000420000-0x0000000000426000-memory.dmp

Filesize
24KB

Download
memory/2784-28-0x0000000000500000-0x000000000050F311-memory.dmp

Filesize
60KB

Download