vjw0rm | 47ac55851c62e30f0553a5d32f2b6a128f532b9904fbf5e100b53895ec8a86ca

General

Target

swift copy.PDF.js
Size

453KB
MD5

811a102d237ae380b2d9517fa79f2c6d
SHA1

17ff05d6c71c7c3f27be24cfd46b9653de9f67f2
SHA256

47ac55851c62e30f0553a5d32f2b6a128f532b9904fbf5e100b53895ec8a86ca
SHA512

3fcd5e98e5dbe0fb529ca77592bc012bc8560173114dfa754d363fe621b9336485a74fa48bd8bca4f676bfc91c2dc8ad5bc69c9a3b275b02722ec4e932688680
SSDEEP

6144:N5gPKUmu6hIe4UhL60X4dOvNJ38QJfJiDzh8qQESvpWvnR4Rt1Prz2fLFh2WR:N56fmu6mUhZVJ1J8DnRvAtlf2

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 18 IoCs

flow	pid	Process
5	2712	wscript.exe
6	2712	wscript.exe
7	2712	wscript.exe
9	2712	wscript.exe
10	2712	wscript.exe
11	2712	wscript.exe
15	2712	wscript.exe
19	2712	wscript.exe
22	2712	wscript.exe
28	2712	wscript.exe
33	2712	wscript.exe
38	2712	wscript.exe
41	2712	wscript.exe
47	2712	wscript.exe
52	2712	wscript.exe
57	2712	wscript.exe
61	2712	wscript.exe
66	2712	wscript.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 1 IoCs

pid	Process
2784	bin.exe

Loads dropped DLL 1 IoCs

pid	Process
1120	ktmutil.exe

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 2784 set thread context of 1192	2784	bin.exe	14
PID 2784 set thread context of 1120	2784	bin.exe	35
PID 1120 set thread context of 1192	1120	ktmutil.exe	14

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

System Information Discovery
T1082

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\Registry\User\S-1-5-21-3185155662-718608226-894467740-1000\SOFTWARE\Microsoft\Internet Explorer\IntelliForms\Storage2	ktmutil.exe

Suspicious behavior: EnumeratesProcesses 30 IoCs

pid	Process
2784	bin.exe
2784	bin.exe
2784	bin.exe
2784	bin.exe
2784	bin.exe
2784	bin.exe
2784	bin.exe
2784	bin.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1192	Explorer.EXE

Suspicious behavior: MapViewOfSection 7 IoCs

pid	Process
2784	bin.exe
1192	Explorer.EXE
1192	Explorer.EXE
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe
1120	ktmutil.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2964 wrote to memory of 2712	2964	wscript.exe	28
PID 2964 wrote to memory of 2712	2964	wscript.exe	28
PID 2964 wrote to memory of 2712	2964	wscript.exe	28
PID 2964 wrote to memory of 2784	2964	wscript.exe	29
PID 2964 wrote to memory of 2784	2964	wscript.exe	29
PID 2964 wrote to memory of 2784	2964	wscript.exe	29
PID 2964 wrote to memory of 2784	2964	wscript.exe	29
PID 1192 wrote to memory of 1120	1192	Explorer.EXE	35
PID 1192 wrote to memory of 1120	1192	Explorer.EXE	35
PID 1192 wrote to memory of 1120	1192	Explorer.EXE	35
PID 1192 wrote to memory of 1120	1192	Explorer.EXE	35
PID 1120 wrote to memory of 2428	1120	ktmutil.exe	37
PID 1120 wrote to memory of 2428	1120	ktmutil.exe	37
PID 1120 wrote to memory of 2428	1120	ktmutil.exe	37
PID 1120 wrote to memory of 2428	1120	ktmutil.exe	37
PID 1120 wrote to memory of 2428	1120	ktmutil.exe	37

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1192
- C:\Windows\system32\wscript.exe
  wscript.exe "C:\Users\Admin\AppData\Local\Temp\swift copy.PDF.js"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2964
- - C:\Windows\System32\wscript.exe
    "C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\ECqEVMhpHV.js"
    3⤵
    - Blocklisted process makes network request
    - Drops startup file
    PID:2712
- - C:\Users\Admin\AppData\Roaming\bin.exe
    "C:\Users\Admin\AppData\Roaming\bin.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious behavior: MapViewOfSection
    PID:2784
- C:\Windows\SysWOW64\ktmutil.exe
  "C:\Windows\SysWOW64\ktmutil.exe"
  2⤵
  - Loads dropped DLL
  - Suspicious use of SetThreadContext
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: MapViewOfSection
  - Suspicious use of WriteProcessMemory
  PID:1120
- - C:\Program Files\Mozilla Firefox\Firefox.exe
    "C:\Program Files\Mozilla Firefox\Firefox.exe"
    3⤵
    PID:2428

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\nhrlqfb.zip

Filesize
498KB

MD5
8517bf92c0fd6228875ba74b2526b3b4

SHA1
7aa157feed160f7e207ce961aaee21e3075b3ab9

SHA256
536ad85a299f5f7afc36f5944ea55d9f32495491265bf1305a41b3667176998d

SHA512
929c686123eb405c258d3ece2466b69f641041c2e2b7a4c13c7efa58a6654b387ac1ee4f7c643e70c84b38eddf39eccc6f816420e731e899468c9ab0fb9a2732

Download Submit
C:\Users\Admin\AppData\Roaming\ECqEVMhpHV.js

Filesize
7KB

MD5
d7f1bd09dc54cdb298d18b01c350daad

SHA1
14389215c04486782b191d7e717604d47b4855f5

SHA256
1d15ca695084184b5e58a8ea3776bb5c8d2972c1d22d8ba0ded53b00bae8807b

SHA512
4fc09bf5626f1ce47a6b66b64bf9c3f22545ce481161f9b2c5e9fdc302d4d5b3e7acfd549bb24ec1405e4d93b3727abd301d957f32d44ed8d6d5cb3af7f8d976

Download Submit
C:\Users\Admin\AppData\Roaming\bin.exe

Filesize
244KB

MD5
191c89bfc7613125182be0c6f7dc0828

SHA1
1f856de98621182f9885f5ceb5017806a48a19f6

SHA256
0b5a9848fa4433d737febc05dafaa4f8db69d2605c8014a616fac6c4abc69c53

SHA512
a1d22bfe1716682d00ae6dce97d2da37c33fcfc40a10da745f23abd837042e0016e651cabd9e12979dd2a0eb055c7f41c0d7ad8bafefb07e8203d3d4ef1f6550

Download Submit
C:\Users\Admin\AppData\Roaming\bin.exe

Filesize
244KB

MD5
191c89bfc7613125182be0c6f7dc0828

SHA1
1f856de98621182f9885f5ceb5017806a48a19f6

SHA256
0b5a9848fa4433d737febc05dafaa4f8db69d2605c8014a616fac6c4abc69c53

SHA512
a1d22bfe1716682d00ae6dce97d2da37c33fcfc40a10da745f23abd837042e0016e651cabd9e12979dd2a0eb055c7f41c0d7ad8bafefb07e8203d3d4ef1f6550

Download Submit
C:\Users\Admin\AppData\Roaming\bin.exe

Filesize
244KB

MD5
191c89bfc7613125182be0c6f7dc0828

SHA1
1f856de98621182f9885f5ceb5017806a48a19f6

SHA256
0b5a9848fa4433d737febc05dafaa4f8db69d2605c8014a616fac6c4abc69c53

SHA512
a1d22bfe1716682d00ae6dce97d2da37c33fcfc40a10da745f23abd837042e0016e651cabd9e12979dd2a0eb055c7f41c0d7ad8bafefb07e8203d3d4ef1f6550

Download Submit
\Users\Admin\AppData\Local\Temp\sqlite3.dll

Filesize
949KB

MD5
38a3e021eb32c9976adaf0b3372080fc

SHA1
68e02803c646be21007d90bec841c176b82211fd

SHA256
8cde0275d60da0d11954f73c7c8862cfc4b306f61bb8b1ce14abe4a193af2652

SHA512
b886cc112f2750e7300b66f7242850659fa49fdc97f75aed376cb9f5440875f303a143bf8b51068ec42674f1ebe1dfcc40534f3a7aed3cc4d20f9274b9a66d18

Download Submit
memory/1120-29-0x0000000001C80000-0x0000000001D1A000-memory.dmp

Filesize
616KB

Download
memory/1120-17-0x0000000000080000-0x00000000000BA000-memory.dmp

Filesize
232KB

Download
memory/1120-18-0x0000000000080000-0x00000000000BA000-memory.dmp

Filesize
232KB

Download
memory/1120-28-0x0000000000080000-0x00000000000BA000-memory.dmp

Filesize
232KB

Download
memory/1120-21-0x0000000001F50000-0x0000000002253000-memory.dmp

Filesize
3.0MB

Download
memory/1120-71-0x0000000061E00000-0x0000000061ED7000-memory.dmp

Filesize
860KB

Download
memory/1120-23-0x0000000000080000-0x00000000000BA000-memory.dmp

Filesize
232KB

Download
memory/1120-25-0x0000000001C80000-0x0000000001D1A000-memory.dmp

Filesize
616KB

Download
memory/1192-30-0x0000000004C50000-0x0000000004D02000-memory.dmp

Filesize
712KB

Download
memory/1192-26-0x0000000004C50000-0x0000000004D02000-memory.dmp

Filesize
712KB

Download
memory/1192-16-0x0000000009070000-0x000000000C1F4000-memory.dmp

Filesize
49.5MB

Download
memory/1192-27-0x0000000004C50000-0x0000000004D02000-memory.dmp

Filesize
712KB

Download
memory/1192-24-0x0000000009070000-0x000000000C1F4000-memory.dmp

Filesize
49.5MB

Download
memory/2784-13-0x0000000000CE0000-0x0000000000D1D000-memory.dmp

Filesize
244KB

Download
memory/2784-19-0x0000000000CE0000-0x0000000000D1D000-memory.dmp

Filesize
244KB

Download
memory/2784-20-0x0000000000260000-0x000000000027B000-memory.dmp

Filesize
108KB

Download
memory/2784-15-0x0000000000260000-0x000000000027B000-memory.dmp

Filesize
108KB

Download
memory/2784-14-0x0000000000CE0000-0x0000000000D1D000-memory.dmp

Filesize
244KB

Download
memory/2784-12-0x00000000006C0000-0x00000000009C3000-memory.dmp

Filesize
3.0MB

Download
memory/2784-10-0x0000000000CE0000-0x0000000000D1D000-memory.dmp

Filesize
244KB

Download
memory/2784-9-0x0000000000CE0000-0x0000000000D1D000-memory.dmp

Filesize
244KB

Download

Analysis

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