27051adfee7b49d84fb4a5a67808114d53bcdc81041f991b9aed2ddff06a716c

Analysis

max time kernel
40s
max time network
43s
platform
windows7_x64
resource
win7-20220414-en
submitted
21-05-2022 15:23

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General

Target

8547bfc210914196a129e806728296ca.exe
Size

390KB
MD5

8547bfc210914196a129e806728296ca
SHA1

ea54c21ecfd461d7e19d5ba06d6194e2d9c45d4d
SHA256

27051adfee7b49d84fb4a5a67808114d53bcdc81041f991b9aed2ddff06a716c
SHA512

d40afa35d508767ffbf077e707b08ae7ca0b1a9aaec188f9d1fa422dccce1ccce137fc4fbbf4f289c1faba762a3978413ace8f3ba59ceb7300aaea20f554f5e0

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

1712 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

Processes:

taskkill.exe

pid process

1812 taskkill.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1812 taskkill.exe

pid	process
1712	cmd.exe

pid	process
1812	taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1812	taskkill.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

8547bfc210914196a129e806728296ca.execmd.exe

description	pid	process	target process
PID 948 wrote to memory of 1712	948	8547bfc210914196a129e806728296ca.exe	cmd.exe
PID 948 wrote to memory of 1712	948	8547bfc210914196a129e806728296ca.exe	cmd.exe
PID 948 wrote to memory of 1712	948	8547bfc210914196a129e806728296ca.exe	cmd.exe
PID 948 wrote to memory of 1712	948	8547bfc210914196a129e806728296ca.exe	cmd.exe
PID 1712 wrote to memory of 1812	1712	cmd.exe	taskkill.exe
PID 1712 wrote to memory of 1812	1712	cmd.exe	taskkill.exe
PID 1712 wrote to memory of 1812	1712	cmd.exe	taskkill.exe
PID 1712 wrote to memory of 1812	1712	cmd.exe	taskkill.exe

C:\Users\Admin\AppData\Local\Temp\8547bfc210914196a129e806728296ca.exe
"C:\Users\Admin\AppData\Local\Temp\8547bfc210914196a129e806728296ca.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:948

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im "8547bfc210914196a129e806728296ca.exe" /f & erase "C:\Users\Admin\AppData\Local\Temp\8547bfc210914196a129e806728296ca.exe" & exit
2⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:1712

C:\Windows\SysWOW64\taskkill.exe
taskkill /im "8547bfc210914196a129e806728296ca.exe" /f
3⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1812

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/948-54-0x0000000000608000-0x000000000062E000-memory.dmp

Filesize
152KB

Download
memory/948-55-0x0000000074F21000-0x0000000074F23000-memory.dmp

Filesize
8KB

Download
memory/948-56-0x0000000000608000-0x000000000062E000-memory.dmp

Filesize
152KB

Download
memory/948-57-0x0000000000220000-0x000000000025F000-memory.dmp

Filesize
252KB

Download
memory/948-58-0x0000000000400000-0x00000000004A3000-memory.dmp

Filesize
652KB

Download
memory/1712-59-0x0000000000000000-mapping.dmp

Download
memory/1812-60-0x0000000000000000-mapping.dmp

Download