7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8

Analysis

max time kernel
172s
max time network
181s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
27/11/2022, 07:42

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General

Target

7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe
Size

383KB
MD5

1eb752dcbc0e63ce7552c3d1e5145162
SHA1

19fc1ac079d4153e07fde17ef7f9dcfd6fd96b2f
SHA256

7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8
SHA512

c41dfe311258569bd1ce5bc12ee11bf22a66f5d9e67429396a0c778381a22638b920e7bbdf5c3df6c2bd070a8720083065e28ecce9370193acadf4fc543fc137
SSDEEP

6144:fxQiSTSvLmEo8NalPlNYEKjW9jf+SSMRlJ888888888888W88888888888:ZST03U1ZKsjfbSMt888888888888W88c

Score

8^/10

persistence

Malware Config

Signatures

Executes dropped EXE 2 IoCs

pid	Process
5032	adbffeeda.exe
4964	bdfcfead.exe

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-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\International\Geo\Nation	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe

Adds Run key to start application 2 TTPs 9 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\adbffeeda = "C:\\Users\\Admin\\AppData\\Roaming\\adbffeeda.exe"	adbffeeda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\adbffeeda = "C:\\Users\\Admin\\AppData\\Roaming\\adbffeeda.exe"	bdfcfead.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\bdfcfead = "C:\\Users\\Admin\\AppData\\Roaming\\bdfcfead.exe"	bdfcfead.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	adbffeeda.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\adbffeeda = "C:\\Users\\Admin\\AppData\\Roaming\\adbffeeda.exe"	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\bdfcfead = "C:\\Users\\Admin\\AppData\\Roaming\\bdfcfead.exe"	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\bdfcfead = "C:\\Users\\Admin\\AppData\\Roaming\\bdfcfead.exe"	adbffeeda.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	bdfcfead.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 52 IoCs

pid	Process
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe
4964	bdfcfead.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 5056 wrote to memory of 5032	5056	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe	83
PID 5056 wrote to memory of 5032	5056	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe	83
PID 5056 wrote to memory of 5032	5056	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe	83
PID 5056 wrote to memory of 4964	5056	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe	82
PID 5056 wrote to memory of 4964	5056	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe	82
PID 5056 wrote to memory of 4964	5056	7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe	82

C:\Users\Admin\AppData\Local\Temp\7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe
"C:\Users\Admin\AppData\Local\Temp\7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8.exe"
1⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5056
- C:\Users\Admin\AppData\Roaming\bdfcfead.exe
  "C:\Users\Admin\AppData\Roaming\bdfcfead.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:4964
- C:\Users\Admin\AppData\Roaming\adbffeeda.exe
  "C:\Users\Admin\AppData\Roaming\adbffeeda.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  PID:5032

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\adbffeeda.exe

Filesize
383KB

MD5
1eb752dcbc0e63ce7552c3d1e5145162

SHA1
19fc1ac079d4153e07fde17ef7f9dcfd6fd96b2f

SHA256
7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8

SHA512
c41dfe311258569bd1ce5bc12ee11bf22a66f5d9e67429396a0c778381a22638b920e7bbdf5c3df6c2bd070a8720083065e28ecce9370193acadf4fc543fc137

Download Submit
C:\Users\Admin\AppData\Roaming\adbffeeda.exe

Filesize
383KB

MD5
1eb752dcbc0e63ce7552c3d1e5145162

SHA1
19fc1ac079d4153e07fde17ef7f9dcfd6fd96b2f

SHA256
7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8

SHA512
c41dfe311258569bd1ce5bc12ee11bf22a66f5d9e67429396a0c778381a22638b920e7bbdf5c3df6c2bd070a8720083065e28ecce9370193acadf4fc543fc137

Download Submit
C:\Users\Admin\AppData\Roaming\bdfcfead.exe

Filesize
383KB

MD5
1eb752dcbc0e63ce7552c3d1e5145162

SHA1
19fc1ac079d4153e07fde17ef7f9dcfd6fd96b2f

SHA256
7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8

SHA512
c41dfe311258569bd1ce5bc12ee11bf22a66f5d9e67429396a0c778381a22638b920e7bbdf5c3df6c2bd070a8720083065e28ecce9370193acadf4fc543fc137

Download Submit
C:\Users\Admin\AppData\Roaming\bdfcfead.exe

Filesize
383KB

MD5
1eb752dcbc0e63ce7552c3d1e5145162

SHA1
19fc1ac079d4153e07fde17ef7f9dcfd6fd96b2f

SHA256
7c165857bf7d55f9727f6aedad8afe4e5dab1a0a555a6496573ea57b6add93f8

SHA512
c41dfe311258569bd1ce5bc12ee11bf22a66f5d9e67429396a0c778381a22638b920e7bbdf5c3df6c2bd070a8720083065e28ecce9370193acadf4fc543fc137

Download Submit