434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd

Analysis

max time kernel
142s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 04:06

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General

Target
434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe
Size 660KB
Sample221127-en6b4ace5t
SHA256 434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd
MD5 d7348bee8f2b4b70dfcb6b7edc3407f6
SHA1 4771a67724a4ef8d7ebc055be44d6cf0df209548
SHA512 a4d5b335275f5f95505042e15ac1150f3aeb21872491cf409a25c38c264c0aa3256eb05154d88556c861a8a8fb0c0bdaeba28c4b953df6e58b2e43438c009aa5
SSDEEP 12288:ObzpYNtMWKyJ/hpq4BVO7akKrnoyfHT80:OpY6Sppq4BgOrnHr80
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
2764	434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5112	2764	WerFault.exe	81

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2764	434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe
2764	434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe
2764	434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe
2764	434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe

C:\Users\Admin\AppData\Local\Temp\434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe
"C:\Users\Admin\AppData\Local\Temp\434ac7917ee87c6be008523c2c25fbd068d0bd4733e366309ded965872b9c8fd.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
PID:2764
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2764 -s 1284
  2⤵
  - Program crash
  PID:5112

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 2764 -ip 2764
1⤵
PID:4904

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

Replay Monitor

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Downloads

LZMA.dll

Path C:\Users\Admin\AppData\Local\Temp\112802955585\LZMA.dll
Size 67KB
SHA256 0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc
MD5 d0f2416807f04c559e6394a0a4c7f1d1
SHA1 7df43ffa3716156d282b1e37d12dd1122f0a762c
SHA512 8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799
SSDEEP 1536:kEIp1rnwszeNL0kLOtT/IlGFNsjGc/Hq4:kvrnwncF2CeHq4
MD5 SHA1 SHA512 SSDEEP

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