vjw0rm | 5d2be550db7b54a3bb218ccc00904299863d2acc71095fc28d470488b0f1aca0

General

Target

d2d96154024ca3137cd2e84d367053ea8e0de0459a781356577a3ba775c1fb8e.js
Size

354KB
MD5

4e5cc8fddecae16e747e6b1a48b31cd5
SHA1

9195d4069bc82b38261bb9ec58333921e7164eac
SHA256

d2d96154024ca3137cd2e84d367053ea8e0de0459a781356577a3ba775c1fb8e
SHA512

fa27ad2184bc22d0d7784e1ecffd049266c43b196635373e73280d71e244061687113143361e8466f29f489259afd0b18e8c50ffb37007cc199fea0e28475ad1

Score

10^/10

vjw0rm xloader pzi0 loader persistence rat suricata trojan worm

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pzi0

Decoy

laylmodest.com

woruke.club

metaverseslots.net

syscogent.net

aluxxenterprise.com

lm-solar.com

lightempirestore.com

witcheboutique.com

hometech-bosch.xyz

expert-netcad.com

poteconomist.com

mycousinsfriend.biz

shineveranda.com

collegedictionary.cloud

zqlidexx.com

businessesopportunity.com

2utalahs4.com

participatetn.info

dare2ownit.com

varser.com

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm
Xloader
Xloader is a rebranded version of Formbook malware.
loader xloader
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata: ET MALWARE FormBook CnC Checkin (GET)
suricata

Xloader Payload 3 IoCs

rat

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\wealth.exe	xloader
C:\Users\Admin\AppData\Local\Temp\wealth.exe	xloader
behavioral2/memory/1900-124-0x00000000042F0000-0x0000000004319000-memory.dmp	xloader

Blocklisted process makes network request 6 IoCs

Processes:

wscript.exe

flow pid process

9 3732 wscript.exe
30 3732 wscript.exe
40 3732 wscript.exe
51 3732 wscript.exe
61 3732 wscript.exe
68 3732 wscript.exe
Executes dropped EXE 1 IoCs

Processes:

wealth.exe

pid process

2684 wealth.exe

flow	pid	process
9	3732	wscript.exe
30	3732	wscript.exe
40	3732	wscript.exe
51	3732	wscript.exe
61	3732	wscript.exe
68	3732	wscript.exe

Drops startup file 2 IoCs

Processes:

wscript.exe

description	ioc	process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CJiKMkZXYA.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\CJiKMkZXYA.js	wscript.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

wscript.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-369956170-74428499-1628131376-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\CJiKMkZXYA.js\""	wscript.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

wealth.exechkdsk.exe

description	pid	process	target process
PID 2684 set thread context of 3056	2684	wealth.exe	Explorer.EXE
PID 1900 set thread context of 3056	1900	chkdsk.exe	Explorer.EXE

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

System Information Discovery
T1082
Enumerates system info in registry 2 TTPs 1 IoCs

Query Registry
T1012

System Information Discovery
T1082

Processes:

chkdsk.exe

description ioc process

Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier chkdsk.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Identifier	chkdsk.exe

Suspicious behavior: EnumeratesProcesses 60 IoCs

Processes:

wealth.exechkdsk.exe

pid	process
2684	wealth.exe
2684	wealth.exe
2684	wealth.exe
2684	wealth.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe
1900	chkdsk.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

3056 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

wealth.exechkdsk.exe

pid process

2684 wealth.exe
2684 wealth.exe
2684 wealth.exe
1900 chkdsk.exe
1900 chkdsk.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wealth.exechkdsk.exe

description pid process

Token: SeDebugPrivilege 2684 wealth.exe
Token: SeDebugPrivilege 1900 chkdsk.exe

pid	process
3056	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	2684	wealth.exe
Token: SeDebugPrivilege	1900	chkdsk.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

wscript.exeExplorer.EXEchkdsk.exe

description	pid	process	target process
PID 2652 wrote to memory of 3732	2652	wscript.exe	wscript.exe
PID 2652 wrote to memory of 3732	2652	wscript.exe	wscript.exe
PID 2652 wrote to memory of 2684	2652	wscript.exe	wealth.exe
PID 2652 wrote to memory of 2684	2652	wscript.exe	wealth.exe
PID 2652 wrote to memory of 2684	2652	wscript.exe	wealth.exe
PID 3056 wrote to memory of 1900	3056	Explorer.EXE	chkdsk.exe
PID 3056 wrote to memory of 1900	3056	Explorer.EXE	chkdsk.exe
PID 3056 wrote to memory of 1900	3056	Explorer.EXE	chkdsk.exe
PID 1900 wrote to memory of 2176	1900	chkdsk.exe	cmd.exe
PID 1900 wrote to memory of 2176	1900	chkdsk.exe	cmd.exe
PID 1900 wrote to memory of 2176	1900	chkdsk.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of WriteProcessMemory
PID:3056

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\d2d96154024ca3137cd2e84d367053ea8e0de0459a781356577a3ba775c1fb8e.js
2⤵
- Suspicious use of WriteProcessMemory
PID:2652

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\CJiKMkZXYA.js"
3⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:3732

C:\Users\Admin\AppData\Local\Temp\wealth.exe
"C:\Users\Admin\AppData\Local\Temp\wealth.exe"
3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2684

C:\Windows\SysWOW64\chkdsk.exe
"C:\Windows\SysWOW64\chkdsk.exe"
2⤵
- Suspicious use of SetThreadContext
- Enumerates system info in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1900

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\wealth.exe"
3⤵
PID:2176

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

2

T1082

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\wealth.exe
MD5
83481bf872730cd133669c5ea5b1be2b

SHA1
fbd2369965b20f6bee09063aa454de13a18c71d3

SHA256
5d174dd08492f307e4b367e262f3e96b9beefb99f5abb11043ddf7142a18e9e8

SHA512
9080dc9bcdfba87ff3ecb3ba04af7a03dea2228f093fbb91149ff8825694601908ba85b2ce27a1de47ce1f6e263b03d96d80d43b7a4033051fbbac64fde7dc51

Download Submit
C:\Users\Admin\AppData\Local\Temp\wealth.exe
MD5
83481bf872730cd133669c5ea5b1be2b

SHA1
fbd2369965b20f6bee09063aa454de13a18c71d3

SHA256
5d174dd08492f307e4b367e262f3e96b9beefb99f5abb11043ddf7142a18e9e8

SHA512
9080dc9bcdfba87ff3ecb3ba04af7a03dea2228f093fbb91149ff8825694601908ba85b2ce27a1de47ce1f6e263b03d96d80d43b7a4033051fbbac64fde7dc51

Download Submit
C:\Users\Admin\AppData\Roaming\CJiKMkZXYA.js
MD5
1962a74165904451424267c78882130c

SHA1
761254145b67dd9b85a7c689dcd4aa61e2c16420

SHA256
b054f1670ebc434d9c756d7ecf2c0a9cafedbacd2b1ca89aef12a49733007095

SHA512
d3abf4e9b6279508f326aa979942d183f02c45c95bcf1a3820f67b6b8bc29c73d44fb19dba8438da46f8c778012d027067655620387b4c88cce7917c525760b4

Download Submit
memory/1900-124-0x00000000042F0000-0x0000000004319000-memory.dmp

Filesize
164KB

Download
memory/1900-127-0x0000000004AA0000-0x0000000004B30000-memory.dmp

Filesize
576KB

Download
memory/1900-126-0x0000000004C40000-0x0000000004F60000-memory.dmp

Filesize
3.1MB

Download
memory/1900-123-0x0000000000230000-0x000000000023A000-memory.dmp

Filesize
40KB

Download
memory/1900-122-0x0000000000000000-mapping.dmp

Download
memory/2176-125-0x0000000000000000-mapping.dmp

Download
memory/2684-116-0x0000000000000000-mapping.dmp

Download
memory/2684-119-0x0000000001960000-0x0000000001C80000-memory.dmp

Filesize
3.1MB

Download
memory/2684-120-0x0000000001920000-0x0000000001931000-memory.dmp

Filesize
68KB

Download
memory/3056-121-0x0000000005E70000-0x0000000005FFD000-memory.dmp

Filesize
1.6MB

Download
memory/3056-128-0x0000000006BD0000-0x0000000006D53000-memory.dmp

Filesize
1.5MB

Download
memory/3732-114-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads