351cb29f79ab4ce5a30bbc76d6a49135d1e6c9704884cb1f11a9b8a7fc5207e9

Analysis

max time kernel
46s
max time network
49s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
07/10/2022, 10:51

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General

Target
748320cadf8f869f800f6968f437ad10.exe
Size 438KB
Sample221007-mxtnnacca4
SHA256 351cb29f79ab4ce5a30bbc76d6a49135d1e6c9704884cb1f11a9b8a7fc5207e9
MD5 748320cadf8f869f800f6968f437ad10
SHA1 4f5b597c61b6590ce19a3ecaa3c5e453d9493f40
SHA512 d204064789d11221b1a3b8c392f8649828550a899d21835671940a218c0eb92977b2ed640f5b23f8de866aa204396e5c3405f7573e52461bdb4dc0514c11dc39
SSDEEP 6144:2ltrqAMqqjWybbQaw4nLyCkAEUL8xzG8bc3V/h6QOLZRqCyK32AO/Xo76INH:Ed1q6ybbQaw4Tur23hhnyRqCyg2d/4L
MD5 SHA1 SHA512 SSDEEP

Score

8^/10

upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/1996-57-0x0000000000400000-0x0000000000501000-memory.dmp	upx

AutoIT Executable 1 IoCs

AutoIT scripts compiled to PE executables.

resource	yara_rule
behavioral1/memory/1996-57-0x0000000000400000-0x0000000000501000-memory.dmp	autoit_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
888	1996	WerFault.exe	27

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 888	1996	748320cadf8f869f800f6968f437ad10.exe	28
PID 1996 wrote to memory of 888	1996	748320cadf8f869f800f6968f437ad10.exe	28
PID 1996 wrote to memory of 888	1996	748320cadf8f869f800f6968f437ad10.exe	28
PID 1996 wrote to memory of 888	1996	748320cadf8f869f800f6968f437ad10.exe	28

C:\Users\Admin\AppData\Local\Temp\748320cadf8f869f800f6968f437ad10.exe
"C:\Users\Admin\AppData\Local\Temp\748320cadf8f869f800f6968f437ad10.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1996 -s 384
  2⤵
  - Program crash
  PID:888

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/1996-54-0x0000000075281000-0x0000000075283000-memory.dmp

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memory/1996-55-0x00000000036A0000-0x000000000385A000-memory.dmp

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memory/1996-57-0x0000000000400000-0x0000000000501000-memory.dmp

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memory/1996-58-0x00000000036A0000-0x000000000385A000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads