5b3405ef19add57b1942ca0c7d711ac679eb9978ad106827d5916839b0bbd8c1

General

Target

Document_898896863889.vbs
Size

906KB
MD5

07ace6009d4714fe746bbf53cd301e2f
SHA1

f8dfa00a4ae2ad94e5446f6c33b437b967cf0f02
SHA256

eb78d1870cd9e6b06fa029ea4076b1775816a0b0cab60d7cc23e0433062ed302
SHA512

87bc3fdbbee8bed2eb8cfbec7b716e5404777da687df89d4832909f1920bea8d1b0249f9eecfaea22c0cd4742b545c1af35501c23ff42d2037c456fac2a6c205

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

Processes:

WScript.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Control Panel\International\Geo\Nation	WScript.exe

Loads dropped DLL 1 IoCs

Processes:

regsvr32.exe

pid process

2116 regsvr32.exe

pid	process
2116	regsvr32.exe

Drops file in Windows directory 6 IoCs

Processes:

svchost.exe

description	ioc	process
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.edb	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\DataStore.jfm	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\ReportingEvents.log	svchost.exe
File opened for modification	C:\Windows\WindowsUpdate.log	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.chk	svchost.exe
File opened for modification	C:\Windows\SoftwareDistribution\DataStore\Logs\edb.log	svchost.exe

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 AdjustPrivilegeToken 6 IoCs

Processes:

svchost.exe

description	pid	process
Token: SeShutdownPrivilege	3004	svchost.exe
Token: SeCreatePagefilePrivilege	3004	svchost.exe
Token: SeShutdownPrivilege	3004	svchost.exe
Token: SeCreatePagefilePrivilege	3004	svchost.exe
Token: SeShutdownPrivilege	3004	svchost.exe
Token: SeCreatePagefilePrivilege	3004	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

WScript.execmd.exeregsvr32.exe

description	pid	process	target process
PID 2252 wrote to memory of 3064	2252	WScript.exe	cmd.exe
PID 2252 wrote to memory of 3064	2252	WScript.exe	cmd.exe
PID 3064 wrote to memory of 4048	3064	cmd.exe	regsvr32.exe
PID 3064 wrote to memory of 4048	3064	cmd.exe	regsvr32.exe
PID 4048 wrote to memory of 2116	4048	regsvr32.exe	regsvr32.exe
PID 4048 wrote to memory of 2116	4048	regsvr32.exe	regsvr32.exe
PID 4048 wrote to memory of 2116	4048	regsvr32.exe	regsvr32.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Document_898896863889.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2252

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c guiosdfpoc & reGs^VR32 -s C:\ProgramData\aCxG.dll
2⤵
- Suspicious use of WriteProcessMemory
PID:3064

C:\Windows\system32\regsvr32.exe
reGsVR32 -s C:\ProgramData\aCxG.dll
3⤵
- Suspicious use of WriteProcessMemory
PID:4048

C:\Windows\SysWOW64\regsvr32.exe
-s C:\ProgramData\aCxG.dll
4⤵
- Loads dropped DLL
PID:2116

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3004

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\aCxG.dll
MD5
e5910bf2083088d33fdc797e50ed26cd

SHA1
e91153cf7af73b10c1b8bc88c4b34f41566ed9f0

SHA256
9a082f2f3bb26e4993aec76affbf3ca2f5f742c9685d2c4ef9a819e4530df9a8

SHA512
c7543844ad4f4ef18f1ce8f8a0b49c0b2d3e5589c7c0e307e2f08839448d6c6b0b4d5ad43ca7edc74af9393fb462c22dfa355ba4aee79f80b5f2905e0d31fb26

Download Submit
C:\ProgramData\aCxG.dll
MD5
e5910bf2083088d33fdc797e50ed26cd

SHA1
e91153cf7af73b10c1b8bc88c4b34f41566ed9f0

SHA256
9a082f2f3bb26e4993aec76affbf3ca2f5f742c9685d2c4ef9a819e4530df9a8

SHA512
c7543844ad4f4ef18f1ce8f8a0b49c0b2d3e5589c7c0e307e2f08839448d6c6b0b4d5ad43ca7edc74af9393fb462c22dfa355ba4aee79f80b5f2905e0d31fb26

Download Submit
memory/3004-144-0x0000026A2C9A0000-0x0000026A2C9A4000-memory.dmp

Filesize
16KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads