vjw0rm | 9005a39c203e068daa077fe244e2608d36852dbef6f6ce8b28cc5cc015b89b1b

General

Target

98e3648add4ab0724ebeb54eb720e8ad97ad52b0.js
Size

378KB
MD5

484e1f6925d5957e9d486e420dc010b7
SHA1

98e3648add4ab0724ebeb54eb720e8ad97ad52b0
SHA256

9005a39c203e068daa077fe244e2608d36852dbef6f6ce8b28cc5cc015b89b1b
SHA512

5b32912e30b446357ce6fe626b8136ae3262cdf4c60b7bc56b16171156a8979001a1a52168c0fe34b2b7526379b4519b7b04c86e17e18f40a62b7361acb0617c
SSDEEP

6144:6V0EJTElOz43XdvK4tHOh6WfkHi4FjqWkQ2M4MMPpsiscuzAOgied24iD+:cJMW43NsZghqekPpNqAOgBd7iD+

Score

10^/10

vjw0rm trojan worm

Malware Config

Signatures

Vjw0rm
Vjw0rm is a remote access trojan written in JavaScript.
trojan worm vjw0rm

Blocklisted process makes network request 14 IoCs

Processes:

wscript.exe

flow	pid	process
4	1184	wscript.exe
5	1184	wscript.exe
6	1184	wscript.exe
14	1184	wscript.exe
18	1184	wscript.exe
20	1184	wscript.exe
25	1184	wscript.exe
28	1184	wscript.exe
30	1184	wscript.exe
37	1184	wscript.exe
42	1184	wscript.exe
46	1184	wscript.exe
52	1184	wscript.exe
56	1184	wscript.exe

Executes dropped EXE 1 IoCs

Processes:

bin.exe

pid process

2016 bin.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

Processes:

bin.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\International\Geo\Nation bin.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Control Panel\International\Geo\Nation	bin.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\TzTlSUHDie.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\TzTlSUHDie.js	wscript.exe

Loads dropped DLL 1 IoCs

Processes:

systray.exe

pid process

1580 systray.exe

pid	process
1580	systray.exe

Suspicious use of SetThreadContext 2 IoCs

Processes:

bin.exesystray.exe

description	pid	process	target process
PID 2016 set thread context of 1244	2016	bin.exe	Explorer.EXE
PID 1580 set thread context of 1244	1580	systray.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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

Processes:

systray.exe

description	ioc	process
Key created	\Registry\User\S-1-5-21-2292972927-2705560509-2768824231-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	systray.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

bin.exesystray.exe

pid	process
2016	bin.exe
2016	bin.exe
2016	bin.exe
2016	bin.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe
1580	systray.exe

Suspicious behavior: MapViewOfSection 7 IoCs

Processes:

bin.exesystray.exe

pid process

2016 bin.exe
2016 bin.exe
2016 bin.exe
1580 systray.exe
1580 systray.exe
1580 systray.exe
1580 systray.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

bin.exesystray.exe

description pid process

Token: SeDebugPrivilege 2016 bin.exe
Token: SeDebugPrivilege 1580 systray.exe

description	pid	process
Token: SeDebugPrivilege	2016	bin.exe
Token: SeDebugPrivilege	1580	systray.exe

Suspicious use of WriteProcessMemory 16 IoCs

Processes:

wscript.exeExplorer.EXEsystray.exe

description	pid	process	target process
PID 904 wrote to memory of 1184	904	wscript.exe	wscript.exe
PID 904 wrote to memory of 1184	904	wscript.exe	wscript.exe
PID 904 wrote to memory of 1184	904	wscript.exe	wscript.exe
PID 904 wrote to memory of 2016	904	wscript.exe	bin.exe
PID 904 wrote to memory of 2016	904	wscript.exe	bin.exe
PID 904 wrote to memory of 2016	904	wscript.exe	bin.exe
PID 904 wrote to memory of 2016	904	wscript.exe	bin.exe
PID 1244 wrote to memory of 1580	1244	Explorer.EXE	systray.exe
PID 1244 wrote to memory of 1580	1244	Explorer.EXE	systray.exe
PID 1244 wrote to memory of 1580	1244	Explorer.EXE	systray.exe
PID 1244 wrote to memory of 1580	1244	Explorer.EXE	systray.exe
PID 1580 wrote to memory of 2004	1580	systray.exe	Firefox.exe
PID 1580 wrote to memory of 2004	1580	systray.exe	Firefox.exe
PID 1580 wrote to memory of 2004	1580	systray.exe	Firefox.exe
PID 1580 wrote to memory of 2004	1580	systray.exe	Firefox.exe
PID 1580 wrote to memory of 2004	1580	systray.exe	Firefox.exe

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious use of WriteProcessMemory
PID:1244

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\98e3648add4ab0724ebeb54eb720e8ad97ad52b0.js
2⤵
- Suspicious use of WriteProcessMemory
PID:904

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\TzTlSUHDie.js"
3⤵
- Blocklisted process makes network request
- Drops startup file
PID:1184

C:\Users\Admin\AppData\Local\Temp\bin.exe
"C:\Users\Admin\AppData\Local\Temp\bin.exe"
3⤵
- Executes dropped EXE
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
PID:2016

C:\Windows\SysWOW64\systray.exe
"C:\Windows\SysWOW64\systray.exe"
2⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1580

C:\Program Files\Mozilla Firefox\Firefox.exe
"C:\Program Files\Mozilla Firefox\Firefox.exe"
3⤵
PID:2004

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

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:\Users\Admin\AppData\Local\Temp\bin.exe
Filesize
185KB

MD5
f9fdfca55156f35ea48a17947d091f4d

SHA1
15f10040cf10535deed5ca028150ed847a585d01

SHA256
7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0

SHA512
53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

Download Submit
C:\Users\Admin\AppData\Local\Temp\bin.exe
Filesize
185KB

MD5
f9fdfca55156f35ea48a17947d091f4d

SHA1
15f10040cf10535deed5ca028150ed847a585d01

SHA256
7258963be005d6914901a62c591c56427553f62537f86d70965af16dae57c0d0

SHA512
53caa12467706839406c40e8e8a925a67f8c51ddc6abb0bf7db8ca61e03af09714cc954e959c89dae91fb45c07fc113a076e0ab34806933ca7deed520113c302

Download Submit
C:\Users\Admin\AppData\Roaming\TzTlSUHDie.js
Filesize
18KB

MD5
90c052e2282de1c12470fc54d62681d9

SHA1
ea069b254dde1f6cad46afedf55c69d4516a0d7a

SHA256
be62476863ca538e76f33e4758a5a5af8609d681026c4e325d8d667470aa9097

SHA512
73661062644236fcd76f689a8271f5f2c875468fbfdd4a4431a2b419c8bc093129345ee9b83d4f87eaa389a1ff12e776ba5d0d5845899931e1b72c32d4cb5ea7

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll
Filesize
810KB

MD5
c6ec991471d42128268ea10236d9cdb8

SHA1
d569350d02db6a118136220da8de40a9973084f1

SHA256
1b755cc3093dd45a0df857854aedfeb3c8f3622cff5bc491f2d492ebfa3ef8e0

SHA512
a67ed46547b9270c8a5a7a947b375cb6baf3211072f90170aae2bb6ce9c4fe9d7be3e9d782420dcfdbc19a1f232b3be561ca503b80e8dc3e036a62c54cad5b57

Download Submit
memory/1184-58-0x000007FEFBDE1000-0x000007FEFBDE3000-memory.dmp

Filesize
8KB

Download
memory/1184-54-0x0000000000000000-mapping.dmp

Download
memory/1244-73-0x00000000066F0000-0x00000000067DC000-memory.dmp

Filesize
944KB

Download
memory/1244-70-0x00000000066F0000-0x00000000067DC000-memory.dmp

Filesize
944KB

Download
memory/1244-62-0x0000000006610000-0x00000000066E7000-memory.dmp

Filesize
860KB

Download
memory/1580-69-0x0000000001CD0000-0x0000000001D5F000-memory.dmp

Filesize
572KB

Download
memory/1580-65-0x0000000000080000-0x0000000000085000-memory.dmp

Filesize
20KB

Download
memory/1580-66-0x0000000000090000-0x00000000000BD000-memory.dmp

Filesize
180KB

Download
memory/1580-63-0x0000000000000000-mapping.dmp

Download
memory/1580-68-0x0000000001FA0000-0x00000000022A3000-memory.dmp

Filesize
3.0MB

Download
memory/1580-71-0x0000000000090000-0x00000000000BD000-memory.dmp

Filesize
180KB

Download
memory/1580-72-0x0000000075021000-0x0000000075023000-memory.dmp

Filesize
8KB

Download
memory/2016-64-0x0000000001200000-0x000000000122F000-memory.dmp

Filesize
188KB

Download
memory/2016-61-0x0000000000220000-0x0000000000230000-memory.dmp

Filesize
64KB

Download
memory/2016-60-0x0000000000740000-0x0000000000A43000-memory.dmp

Filesize
3.0MB

Download
memory/2016-59-0x0000000001200000-0x000000000122F000-memory.dmp

Filesize
188KB

Download
memory/2016-56-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads