b2cb49e4e63b41c50e7f2f69c3cf4fea77d81507361363542f66d942e279f6b5

General

Target

Document#974529430157.vbs
Size

987KB
MD5

d3e868f6112ee5c6a414b6f3087a5276
SHA1

2cc732a9b0620c15bebf1bbfe4b9dc8c0a22f8c9
SHA256

72baaecfb7c235e5ecd08aa1d8d8e210edc452f230ece050e1e02badbafadf67
SHA512

5542f7f4da1aa4684b1fef8407f81a07d20fa662ed2f94ccb9196cf77c78e7f89e4c9994c6d2b7b52c9c1aefdb608becc56b813ac49a7dc6ee41b7a5295cdf8d

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

5060 regsvr32.exe

pid	process
5060	regsvr32.exe

Drops file in Windows directory 6 IoCs

Processes:

svchost.exe

description	ioc	process
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
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

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	4100	svchost.exe
Token: SeCreatePagefilePrivilege	4100	svchost.exe
Token: SeShutdownPrivilege	4100	svchost.exe
Token: SeCreatePagefilePrivilege	4100	svchost.exe
Token: SeShutdownPrivilege	4100	svchost.exe
Token: SeCreatePagefilePrivilege	4100	svchost.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

WScript.execmd.exeregsvr32.exe

description	pid	process	target process
PID 3904 wrote to memory of 1496	3904	WScript.exe	cmd.exe
PID 3904 wrote to memory of 1496	3904	WScript.exe	cmd.exe
PID 1496 wrote to memory of 1420	1496	cmd.exe	regsvr32.exe
PID 1496 wrote to memory of 1420	1496	cmd.exe	regsvr32.exe
PID 1420 wrote to memory of 5060	1420	regsvr32.exe	regsvr32.exe
PID 1420 wrote to memory of 5060	1420	regsvr32.exe	regsvr32.exe
PID 1420 wrote to memory of 5060	1420	regsvr32.exe	regsvr32.exe

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Document#974529430157.vbs"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3904

C:\Windows\System32\cmd.exe
"C:\Windows\System32\cmd.exe" /c guiosdfpoc & reGs^VR32 -s C:\ProgramData\rlwTHNkP.dll
2⤵
- Suspicious use of WriteProcessMemory
PID:1496

C:\Windows\system32\regsvr32.exe
reGsVR32 -s C:\ProgramData\rlwTHNkP.dll
3⤵
- Suspicious use of WriteProcessMemory
PID:1420

C:\Windows\SysWOW64\regsvr32.exe
-s C:\ProgramData\rlwTHNkP.dll
4⤵
- Loads dropped DLL
PID:5060

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:4100

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\rlwTHNkP.dll
MD5
e5910bf2083088d33fdc797e50ed26cd

SHA1
e91153cf7af73b10c1b8bc88c4b34f41566ed9f0

SHA256
9a082f2f3bb26e4993aec76affbf3ca2f5f742c9685d2c4ef9a819e4530df9a8

SHA512
c7543844ad4f4ef18f1ce8f8a0b49c0b2d3e5589c7c0e307e2f08839448d6c6b0b4d5ad43ca7edc74af9393fb462c22dfa355ba4aee79f80b5f2905e0d31fb26

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

SHA1
e91153cf7af73b10c1b8bc88c4b34f41566ed9f0

SHA256
9a082f2f3bb26e4993aec76affbf3ca2f5f742c9685d2c4ef9a819e4530df9a8

SHA512
c7543844ad4f4ef18f1ce8f8a0b49c0b2d3e5589c7c0e307e2f08839448d6c6b0b4d5ad43ca7edc74af9393fb462c22dfa355ba4aee79f80b5f2905e0d31fb26

Download Submit
memory/4100-309-0x000002C95FB90000-0x000002C95FBA0000-memory.dmp

Filesize
64KB

Download
memory/4100-316-0x000002C962810000-0x000002C962814000-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