vjw0rm | bd7de167ffee33b3abca17c579ca2b38c9c46b02d7e05da4cc3b0362d9331b1a

General

Target

PAYMENT_PO78893.js
Size

415KB
MD5

ed6574999b2277dae2c322d08de349f1
SHA1

bf71edb9c1c324c4534acdd46395b5ab67f268d0
SHA256

bd7de167ffee33b3abca17c579ca2b38c9c46b02d7e05da4cc3b0362d9331b1a
SHA512

65ea4d756d9920a00e707cbeb54f16612a5cab430f79528d0086b9ab19b38f458402afb715dd765332d44bfaf700b1a4d2a90a639ca18661a3dce31b7fdb49d0

Score

10^/10

vjw0rm xloader pzi0 loader persistence rat trojan worm

Malware Config

Extracted

Family

xloader

Version

2.5

Campaign

pzi0

C2

http://www.buffstaff.com/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

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
behavioral1/memory/1956-68-0x0000000000080000-0x00000000000A9000-memory.dmp	xloader

Blocklisted process makes network request 18 IoCs

Processes:

wscript.exe

flow	pid	process
5	580	wscript.exe
6	580	wscript.exe
9	580	wscript.exe
13	580	wscript.exe
18	580	wscript.exe
20	580	wscript.exe
26	580	wscript.exe
30	580	wscript.exe
33	580	wscript.exe
39	580	wscript.exe
40	580	wscript.exe
44	580	wscript.exe
48	580	wscript.exe
51	580	wscript.exe
55	580	wscript.exe
61	580	wscript.exe
63	580	wscript.exe
65	580	wscript.exe

Executes dropped EXE 1 IoCs

Processes:

wealth.exe

pid process

584 wealth.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\mCwvamZnOK.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\mCwvamZnOK.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-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2329389628-4064185017-3901522362-1000\Software\Microsoft\Windows\CurrentVersion\Run\SEJOKAOI5S = "\"C:\\Users\\Admin\\AppData\\Roaming\\mCwvamZnOK.js\""	wscript.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

wealth.exeexplorer.exe

description	pid	process	target process
PID 584 set thread context of 1368	584	wealth.exe	Explorer.EXE
PID 1956 set thread context of 1368	1956	explorer.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

Suspicious behavior: EnumeratesProcesses 31 IoCs

Processes:

wealth.exeexplorer.exe

pid	process
584	wealth.exe
584	wealth.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe
1956	explorer.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
Suspicious behavior: MapViewOfSection 5 IoCs

Processes:

wealth.exeexplorer.exe

pid process

584 wealth.exe
584 wealth.exe
584 wealth.exe
1956 explorer.exe
1956 explorer.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

wealth.exeexplorer.exe

description pid process

Token: SeDebugPrivilege 584 wealth.exe
Token: SeDebugPrivilege 1956 explorer.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Explorer.EXE

pid process

1368 Explorer.EXE
1368 Explorer.EXE

pid	process
1368	Explorer.EXE

description	pid	process
Token: SeDebugPrivilege	584	wealth.exe
Token: SeDebugPrivilege	1956	explorer.exe

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

pid	process
1368	Explorer.EXE
1368	Explorer.EXE

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

wscript.exeExplorer.EXEexplorer.exe

description	pid	process	target process
PID 968 wrote to memory of 580	968	wscript.exe	wscript.exe
PID 968 wrote to memory of 580	968	wscript.exe	wscript.exe
PID 968 wrote to memory of 580	968	wscript.exe	wscript.exe
PID 968 wrote to memory of 584	968	wscript.exe	wealth.exe
PID 968 wrote to memory of 584	968	wscript.exe	wealth.exe
PID 968 wrote to memory of 584	968	wscript.exe	wealth.exe
PID 968 wrote to memory of 584	968	wscript.exe	wealth.exe
PID 1368 wrote to memory of 1956	1368	Explorer.EXE	explorer.exe
PID 1368 wrote to memory of 1956	1368	Explorer.EXE	explorer.exe
PID 1368 wrote to memory of 1956	1368	Explorer.EXE	explorer.exe
PID 1368 wrote to memory of 1956	1368	Explorer.EXE	explorer.exe
PID 1956 wrote to memory of 1028	1956	explorer.exe	cmd.exe
PID 1956 wrote to memory of 1028	1956	explorer.exe	cmd.exe
PID 1956 wrote to memory of 1028	1956	explorer.exe	cmd.exe
PID 1956 wrote to memory of 1028	1956	explorer.exe	cmd.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\PAYMENT_PO78893.js
2⤵
- Suspicious use of WriteProcessMemory
PID:968

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\mCwvamZnOK.js"
3⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:580

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:584

C:\Windows\SysWOW64\explorer.exe
"C:\Windows\SysWOW64\explorer.exe"
2⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1956

C:\Windows\SysWOW64\cmd.exe
/c del "C:\Users\Admin\AppData\Local\Temp\wealth.exe"
3⤵
PID:1028

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

1

T1082

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\mCwvamZnOK.js
MD5
922a967ec05e44eed7e89bce2e858722

SHA1
0466cb8198ef66d9620da26c2b2d1faa2c61ee7e

SHA256
4707b9328e776abe28d01b08df3a7915b5e65fe33208dd7667c5bc8ca0eda7ea

SHA512
504b376cb5f1d604e433a429bebabc4a53b64039d1e9d85245af852b910a4342c3407a82fbc25a771190aec21a94f6e80c947ba9d3f6a5f899e0f04dd2e30baa

Download Submit
memory/580-56-0x0000000000000000-mapping.dmp

Download
memory/584-58-0x0000000000000000-mapping.dmp

Download
memory/584-61-0x0000000000130000-0x0000000000141000-memory.dmp

Filesize
68KB

Download
memory/584-60-0x00000000008A0000-0x0000000000BA3000-memory.dmp

Filesize
3.0MB

Download
memory/968-55-0x000007FEFB801000-0x000007FEFB803000-memory.dmp

Filesize
8KB

Download
memory/1028-70-0x0000000000000000-mapping.dmp

Download
memory/1368-62-0x0000000004F70000-0x000000000503A000-memory.dmp

Filesize
808KB

Download
memory/1368-72-0x0000000003D30000-0x0000000003DCA000-memory.dmp

Filesize
616KB

Download
memory/1956-63-0x0000000000000000-mapping.dmp

Download
memory/1956-67-0x00000000006D0000-0x0000000000951000-memory.dmp

Filesize
2.5MB

Download
memory/1956-68-0x0000000000080000-0x00000000000A9000-memory.dmp

Filesize
164KB

Download
memory/1956-69-0x00000000023D0000-0x00000000026D3000-memory.dmp

Filesize
3.0MB

Download
memory/1956-65-0x0000000074841000-0x0000000074843000-memory.dmp

Filesize
8KB

Download
memory/1956-71-0x0000000002180000-0x0000000002210000-memory.dmp

Filesize
576KB

Download
memory/1956-64-0x0000000074F11000-0x0000000074F13000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads