a0b62fba8a452d3858c02abf004ba07ef1c75409e925c724801d8f8552f4f5ae

Analysis

max time kernel
120s
max time network
122s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
04-12-2024 14:42

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

PO.exe
Size

600KB
MD5

52131cce80de6868d4eb452ec3bcb91b
SHA1

4ce48ce0ac577aa4008359cc9178dfb1e9e95f25
SHA256

935cbed36f8d1f6e18a988bc200c075039f4dc6ffb1a87e1a72c9f8b393fe4fa
SHA512

88203976f238dc1f93c2bfa7ac255f77755bf0b692f45631d9e7ccc853ef89b8c1d3ddfd0fe86978409bee0f81ac03c81c11757ed2deadb29b3f4b495a1680bc
SSDEEP

12288:tHadcxTcho0xSH0dgsK4lU7MMJtkbgPtYDoZ:VadhaNUdgPsqJtkIYDoZ

Score

7^/10

discovery

Malware Config

Signatures

Loads dropped DLL 2 IoCs

pid	Process
1712	PO.exe
1712	PO.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File created	C:\Windows\Fonts\Optrevle23\sciolisms.lnk	PO.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2772	1712	WerFault.exe	30

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PO.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2772	1712	PO.exe	31
PID 1712 wrote to memory of 2772	1712	PO.exe	31
PID 1712 wrote to memory of 2772	1712	PO.exe	31
PID 1712 wrote to memory of 2772	1712	PO.exe	31

C:\Users\Admin\AppData\Local\Temp\PO.exe
"C:\Users\Admin\AppData\Local\Temp\PO.exe"
1⤵
- Loads dropped DLL
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1712
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1712 -s 488
  2⤵
  - Program crash
  PID:2772

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Microsoft\Windows\Start Menu\corruptive.ini

Filesize
41B

MD5
72aa3249175db3140ca2417e0d3734af

SHA1
26c42df76bae28052fe718345719d9c63c1d0ce5

SHA256
805937f3343642a10631ed3c4829f25ddfecb4ec9cb240d59c2bc8d57a9bfd83

SHA512
62b7380db3ddceb487c74400ae6640e4aecbafbbfd9b5d30766eb14e04b968220a739d5e951edc9d40ee649d2aee7159258095d49a75e62890211fb64bd9fe59

Download Submit
\Users\Admin\AppData\Local\Temp\nseE69A.tmp\System.dll

Filesize
12KB

MD5
192639861e3dc2dc5c08bb8f8c7260d5

SHA1
58d30e460609e22fa0098bc27d928b689ef9af78

SHA256
23d618a0293c78ce00f7c6e6dd8b8923621da7dd1f63a070163ef4c0ec3033d6

SHA512
6e573d8b2ef6ed719e271fd0b2fd9cd451f61fc9a9459330108d6d7a65a0f64016303318cad787aa1d5334ba670d8f1c7c13074e1be550b4a316963ecc465cdc

Download Submit
memory/1712-19-0x00000000038A0000-0x0000000006A9E000-memory.dmp

Filesize
50.0MB

Download
memory/1712-20-0x00000000038A0000-0x0000000006A9E000-memory.dmp

Filesize
50.0MB

Download