726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72

Analysis

max time kernel
153s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
30/10/2022, 07:31

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General

Target

726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe
Size

105KB
MD5

92e7ff569c7b8502f909d9a4343a7540
SHA1

b17fd9909301eab333093f4ed85ef9debc8faf03
SHA256

726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72
SHA512

d4d9c25e2ea2af7ec78e37c019de8be350389f72effb37d741d9a1fe62e62a3eed421e48908228e1b004fea73f60f94222a3875a1d84aab758093b78aa711493
SSDEEP

1536:6r5ePcb2DI8H5p/tj39okTR1wb/EusxuQA7LJWbjTnkNi:oePcbp8ZpJvTwb/4A71kv

Score

8^/10

evasion persistence

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4800	Trojan.exe

Modifies Windows Firewall 1 TTPs 1 IoCs

evasion

Modify Existing Service

T1031

pid	Process
3532	netsh.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-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation	726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\5cd8f17f4086744065eb0992a09e05a2 = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\Trojan.exe\" .."	Trojan.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 36 IoCs

pid	Process
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe
4800	Trojan.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4800	Trojan.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2260 wrote to memory of 4800	2260	726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe	84
PID 2260 wrote to memory of 4800	2260	726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe	84
PID 2260 wrote to memory of 4800	2260	726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe	84
PID 4800 wrote to memory of 3532	4800	Trojan.exe	86
PID 4800 wrote to memory of 3532	4800	Trojan.exe	86
PID 4800 wrote to memory of 3532	4800	Trojan.exe	86

C:\Users\Admin\AppData\Local\Temp\726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe
"C:\Users\Admin\AppData\Local\Temp\726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2260
- C:\Users\Admin\AppData\Local\Temp\Trojan.exe
  "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4800
- - C:\Windows\SysWOW64\netsh.exe
    netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
    3⤵
    - Modifies Windows Firewall
    PID:3532

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Modify Existing Service

T1031

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
105KB

MD5
92e7ff569c7b8502f909d9a4343a7540

SHA1
b17fd9909301eab333093f4ed85ef9debc8faf03

SHA256
726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72

SHA512
d4d9c25e2ea2af7ec78e37c019de8be350389f72effb37d741d9a1fe62e62a3eed421e48908228e1b004fea73f60f94222a3875a1d84aab758093b78aa711493

Download Submit
C:\Users\Admin\AppData\Local\Temp\Trojan.exe

Filesize
105KB

MD5
92e7ff569c7b8502f909d9a4343a7540

SHA1
b17fd9909301eab333093f4ed85ef9debc8faf03

SHA256
726ae1a10f43930043a5d9e2ac52c3da6205dad211df6a090e61a35c8e625d72

SHA512
d4d9c25e2ea2af7ec78e37c019de8be350389f72effb37d741d9a1fe62e62a3eed421e48908228e1b004fea73f60f94222a3875a1d84aab758093b78aa711493

Download Submit
memory/2260-132-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/2260-133-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/2260-137-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4800-138-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download
memory/4800-140-0x0000000074A30000-0x0000000074FE1000-memory.dmp

Filesize
5.7MB

Download