232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
12/10/2022, 15:23

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General

Target

232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe
Size

1.4MB
MD5

60c2a4f146d2c135ecb47c5752da87e3
SHA1

8fdc11d813ee957524d21cecaaee8bdf9b8a8c7e
SHA256

232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d
SHA512

6e343ce230a9a4693e0a63c232305f138122ffaa599a86343d46c4623a4a082eb663ad7dc61e503921c7502e639d90a2d247f130158dbd487343b81f436e6922
SSDEEP

24576:1tAR2X07y9rxHgoA/38YTmP8RDfU3kHqIl4eZ94bNaQu:1tAR2ke91SSkRDfXqUFukF

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2604-132-0x0000000000400000-0x00000000004E6000-memory.dmp	upx
behavioral2/memory/2604-134-0x0000000000400000-0x00000000004E6000-memory.dmp	upx

AutoIT Executable 2 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral2/memory/2604-132-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe
behavioral2/memory/2604-134-0x0000000000400000-0x00000000004E6000-memory.dmp	autoit_exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2604 set thread context of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2728	4528	WerFault.exe	82
4808	4528	WerFault.exe	82

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82
PID 2604 wrote to memory of 4528	2604	232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe	82

C:\Users\Admin\AppData\Local\Temp\232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe
"C:\Users\Admin\AppData\Local\Temp\232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2604
- C:\Users\Admin\AppData\Local\Temp\232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe
  "C:\Users\Admin\AppData\Local\Temp\232e143beece4b5309dfabe7992ae47946f7a43a0b0e17815451c9b57151c22d.exe"
  2⤵
  PID:4528
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 12
    3⤵
    - Program crash
    PID:2728
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4528 -s 20
    3⤵
    - Program crash
    PID:4808

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4528 -ip 4528
1⤵
PID:4972

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 4528 -ip 4528
1⤵
PID:4712

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2604-132-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

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memory/2604-134-0x0000000000400000-0x00000000004E6000-memory.dmp

Filesize
920KB

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