a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8

Analysis

max time kernel
30s
max time network
33s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
27-11-2022 04:31

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General

Target

a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe
Size

1.1MB
MD5

c8a817fcc4754e826e7800d500f70910
SHA1

71f59bb07f75d86863a5cb68f571882fe259740d
SHA256

a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8
SHA512

2d8af28ab3b6bbb2c76b8d53c776c071b8f3490c65f7f737dd5f8fcd95f84cd4dcf5ebdcc440c1a19701c9a0cdbb7b3e017dfbe55701e7ee08da5d6a90f98b8c
SSDEEP

24576:OpY6Sppq4BgOrnHr8DnmBSkFISfYNrNjTLSxE+U6Zu:EGM4GOrnHwDQSkRfYNjX5+nu

Score

7^/10

Malware Config

Signatures

Loads dropped DLL 1 IoCs

pid	Process
1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.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
736	1616	WerFault.exe	27

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe
1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe
1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe
1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1616 wrote to memory of 736	1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe	28
PID 1616 wrote to memory of 736	1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe	28
PID 1616 wrote to memory of 736	1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe	28
PID 1616 wrote to memory of 736	1616	a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe	28

C:\Users\Admin\AppData\Local\Temp\a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe
"C:\Users\Admin\AppData\Local\Temp\a6daa8a522f3d745d2f95bb046a6df48947315fa69f15ddca55bc08883bd54d8.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1616
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 460
  2⤵
  - Program crash
  PID:736

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

\Users\Admin\AppData\Local\Temp\112805753693\LZMA.dll

Filesize
67KB

MD5
d0f2416807f04c559e6394a0a4c7f1d1

SHA1
7df43ffa3716156d282b1e37d12dd1122f0a762c

SHA256
0fe6a869cf220769a058f8d281f272ef72669e3587673e52b53f3f9650dcf1fc

SHA512
8199c967ad813216f2ef3094a7614c9ccc95d35a817fc685cb7823f36cc97f0279bddd0ec0bb8f07ee2445476aaea35548516841ee9cde53a8be395515457799

Download Submit
memory/736-56-0x0000000000000000-mapping.dmp

Download
memory/1616-54-0x0000000075D01000-0x0000000075D03000-memory.dmp

Filesize
8KB

Download