a670c683bfd2a0dc75a9b5fba8f491ec4126b1f0908a469687664a9023ad8b19

Analysis

max time kernel
42s
max time network
46s
platform
windows7_x64
resource
win7-20220414-en
submitted
09/05/2022, 17:21

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General

Target

unpack.exe
Size

1.2MB
MD5

592cca2bd60c3098d7a2e562e994b6fb
SHA1

c3ecc78bbb9098f52007bfb527dc3cef975cc36e
SHA256

a670c683bfd2a0dc75a9b5fba8f491ec4126b1f0908a469687664a9023ad8b19
SHA512

cf0fcabf26fd40a3e0c705fc5f8dc343082f3c0a9de459ece3b59eab86dabfad1384fadb4478c903808f49e734135268f25a25a773a694e07c57a9b056f86470

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
1552	unpack.exe
1552	unpack.exe
1552	unpack.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1552 wrote to memory of 1748	1552	unpack.exe	28
PID 1552 wrote to memory of 1748	1552	unpack.exe	28
PID 1552 wrote to memory of 1748	1552	unpack.exe	28
PID 1552 wrote to memory of 1748	1552	unpack.exe	28

C:\Users\Admin\AppData\Local\Temp\unpack.exe
"C:\Users\Admin\AppData\Local\Temp\unpack.exe"
1⤵
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1552
- C:\Windows\SysWOW64\cmd.exe
  cmd.exe /c C:\Users\Admin\AppData\Local\Temp\
  2⤵
  PID:1748

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

memory/1552-56-0x0000000075B61000-0x0000000075B63000-memory.dmp

Filesize
8KB

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