1bf05de4f59c24233c0d061320dca44ffff7afc92ebf734f05b3e7dd12d4e5e5

Analysis

max time kernel
147s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
10-06-2024 21:54

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General

Target

VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe
Size

65KB
MD5

b0a128dfdfb769c335bc80d1e8e1cc31
SHA1

d663e0bd16da06b9e13f9c4910b179fb290151ac
SHA256

1bf05de4f59c24233c0d061320dca44ffff7afc92ebf734f05b3e7dd12d4e5e5
SHA512

58861e5bf3d1e5b6f6330009e04243e21b7fd2f4602f44a1c1c8ef5d2ad4ce4ea1d1a2024f809d151519273c6c8b673dad6d9a68e1451292c7b6cd06bad60eb3
SSDEEP

1536:cwHzlky+G7+IjAXxe4/ZdX0P4AC7rNRQ9Pj372pvyPxY/:R7Crxe4/ZdX0PB6rNRQ9Pj30B

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\Control Panel\International\Geo\Nation	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3916	4000	WerFault.exe	85

Suspicious behavior: MapViewOfSection 3 IoCs

pid	Process
3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe
4000	attrib.exe
4000	attrib.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4000	attrib.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 3472 wrote to memory of 4000	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	85
PID 3472 wrote to memory of 4000	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	85
PID 3472 wrote to memory of 4000	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	85
PID 3472 wrote to memory of 4000	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	85
PID 3472 wrote to memory of 3056	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	88
PID 3472 wrote to memory of 3056	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	88
PID 3472 wrote to memory of 3056	3472	VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe	88
PID 4000 wrote to memory of 3572	4000	attrib.exe	87
PID 4000 wrote to memory of 3572	4000	attrib.exe	87
PID 4000 wrote to memory of 3572	4000	attrib.exe	87
PID 4000 wrote to memory of 1584	4000	attrib.exe	90
PID 4000 wrote to memory of 1584	4000	attrib.exe	90

Views/modifies file attributes 1 TTPs 2 IoCs

evasion

Hidden Files and Directories

T1564.001

pid	Process
4000	attrib.exe
1584	attrib.exe

C:\Users\Admin\AppData\Local\Temp\VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe
"C:\Users\Admin\AppData\Local\Temp\VirusShare_b0a128dfdfb769c335bc80d1e8e1cc31.exe"
1⤵
- Checks computer location settings
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:3472
- C:\Windows\SysWOW64\attrib.exe
  attrib.exe
  2⤵
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of WriteProcessMemory
  - Views/modifies file attributes
  PID:4000
- - C:\Windows\SysWOW64\explorer.exe
    explorer.exe
    3⤵
    PID:3572
- - C:\Windows\system32\attrib.exe
    C:\Windows\system32\attrib.exe
    3⤵
    - Views/modifies file attributes
    PID:1584
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4000 -s 352
    3⤵
    - Program crash
    PID:3916
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sd.bat" "
  2⤵
  PID:3056

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4000 -ip 4000
1⤵
PID:1888

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Hide Artifacts

T1564

Hidden Files and Directories

T1564.001

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\sd.bat

Filesize
250B

MD5
d1a9defe90ae651ae88d852d499e344e

SHA1
bc38b2ff9b21cc788b2a01e2ab6b16f9585ccb64

SHA256
542a3e30086456d4497b4b9e7e81a7f6235825e5d11898a972cbb0d73df61000

SHA512
d41c84b9d68164a8e9bd9e5d9c5d20dadc554359442465d361dc9feaa4cba491a7cc804fb4a4c4c70a816b252312dcf92d62f1f0564e2fb78deac953088b02b1

Download Submit
memory/3472-0-0x0000000000405000-0x000000000040B000-memory.dmp

Filesize
24KB

Download
memory/3472-1-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3472-2-0x0000000000400000-0x0000000000416000-memory.dmp

Filesize
88KB

Download
memory/3472-8-0x0000000000405000-0x000000000040B000-memory.dmp

Filesize
24KB

Download
memory/4000-5-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download
memory/4000-10-0x0000000000390000-0x0000000000398000-memory.dmp

Filesize
32KB

Download