8674d82a2e51082639b66e7e4c93a30f24f378e4f060979d16da85da4e0efe20

Analysis

max time kernel
141s
max time network
141s
platform
windows7_x64
resource
win7-en
submitted
09/09/2021, 06:23

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General

Target
6a36db7ebeb277821bdbed0b3be9b02c.exe
Size 326KB
Sample210909-g5h91affe3
SHA256 8674d82a2e51082639b66e7e4c93a30f24f378e4f060979d16da85da4e0efe20
MD5 6a36db7ebeb277821bdbed0b3be9b02c
SHA1 790ad228bab8be1ccd0e1b70c05e273ff04177b5
SHA512 d9a3154cacb99e3d7f6359f2f131d1e98cd017a10e4163e3b4b55bb1c7cacb32bc16c675ce93597b48ac5e45e4e96a459b0e99cd382e7538975716ff4bb6aaf3
MD5 SHA1 SHA512

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
1260	cmd.exe

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

System Information Discovery
T1082

Kills process with taskkill 1 IoCs

evasion

pid	Process
1612	taskkill.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1612	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 736 wrote to memory of 1260	736	6a36db7ebeb277821bdbed0b3be9b02c.exe	30
PID 736 wrote to memory of 1260	736	6a36db7ebeb277821bdbed0b3be9b02c.exe	30
PID 736 wrote to memory of 1260	736	6a36db7ebeb277821bdbed0b3be9b02c.exe	30
PID 736 wrote to memory of 1260	736	6a36db7ebeb277821bdbed0b3be9b02c.exe	30
PID 1260 wrote to memory of 1612	1260	cmd.exe	32
PID 1260 wrote to memory of 1612	1260	cmd.exe	32
PID 1260 wrote to memory of 1612	1260	cmd.exe	32
PID 1260 wrote to memory of 1612	1260	cmd.exe	32

C:\Users\Admin\AppData\Local\Temp\6a36db7ebeb277821bdbed0b3be9b02c.exe
"C:\Users\Admin\AppData\Local\Temp\6a36db7ebeb277821bdbed0b3be9b02c.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:736
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c taskkill /im "6a36db7ebeb277821bdbed0b3be9b02c.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\6a36db7ebeb277821bdbed0b3be9b02c.exe" & exit
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1260
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /im "6a36db7ebeb277821bdbed0b3be9b02c.exe" /f
    3⤵
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:1612

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/736-53-0x0000000075E51000-0x0000000075E53000-memory.dmp

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memory/736-54-0x00000000002C0000-0x00000000002EF000-memory.dmp

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memory/736-55-0x0000000000400000-0x0000000002B5D000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads