redline | d77abab32e4eeb866008a6cdafc09de31f1e73f7fbe2627fed75b4e90b22257d

General

Target

Orders.js
Size

209KB
MD5

d12479eec5fc8f1d57bf795c33feb329
SHA1

23094b0e5146f82ca8493f7d7ff968640f68e9a5
SHA256

d77abab32e4eeb866008a6cdafc09de31f1e73f7fbe2627fed75b4e90b22257d
SHA512

f00eb36f2188a08f5bc577225135348964dfd6d9f6868aee34a8b512e55be89db0d0f2e7f5ce975ee26c1f85a571ecbcc407a2d29e4284fda713d4680014dbbd

Score

10^/10

redline vjw0rm mr tt discovery infostealer persistence spyware stealer trojan worm

Malware Config

Extracted

Family

redline

Botnet

Mr TT

C2

45.138.16.233:1985

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine Payload 3 IoCs

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\build.exe	family_redline
C:\Users\Admin\AppData\Local\Temp\build.exe	family_redline
behavioral1/memory/828-61-0x00000000009D0000-0x00000000009EE000-memory.dmp	family_redline

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

Blocklisted process makes network request 16 IoCs

Processes:

wscript.exe

flow	pid	process
5	1772	wscript.exe
8	1772	wscript.exe
9	1772	wscript.exe
11	1772	wscript.exe
13	1772	wscript.exe
14	1772	wscript.exe
16	1772	wscript.exe
17	1772	wscript.exe
18	1772	wscript.exe
20	1772	wscript.exe
21	1772	wscript.exe
22	1772	wscript.exe
24	1772	wscript.exe
25	1772	wscript.exe
26	1772	wscript.exe
28	1772	wscript.exe

Executes dropped EXE 1 IoCs

Processes:

build.exe

pid process

828 build.exe

pid	process
828	build.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\JgXryuwtNy.js	wscript.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\JgXryuwtNy.js	wscript.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

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-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run	wscript.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Windows\CurrentVersion\Run\YVBPFHTJIQ = "\"C:\\Users\\Admin\\AppData\\Roaming\\JgXryuwtNy.js\""	wscript.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
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 2 IoCs

Processes:

build.exe

pid process

828 build.exe
828 build.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

build.exe

description pid process

Token: SeDebugPrivilege 828 build.exe

pid	process
828	build.exe
828	build.exe

description	pid	process
Token: SeDebugPrivilege	828	build.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

wscript.exe

description	pid	process	target process
PID 1960 wrote to memory of 1772	1960	wscript.exe	wscript.exe
PID 1960 wrote to memory of 1772	1960	wscript.exe	wscript.exe
PID 1960 wrote to memory of 1772	1960	wscript.exe	wscript.exe
PID 1960 wrote to memory of 828	1960	wscript.exe	build.exe
PID 1960 wrote to memory of 828	1960	wscript.exe	build.exe
PID 1960 wrote to memory of 828	1960	wscript.exe	build.exe
PID 1960 wrote to memory of 828	1960	wscript.exe	build.exe

C:\Windows\system32\wscript.exe
wscript.exe C:\Users\Admin\AppData\Local\Temp\Orders.js
1⤵
- Suspicious use of WriteProcessMemory
PID:1960

C:\Windows\System32\wscript.exe
"C:\Windows\System32\wscript.exe" //B "C:\Users\Admin\AppData\Roaming\JgXryuwtNy.js"
2⤵
- Blocklisted process makes network request
- Drops startup file
- Adds Run key to start application
PID:1772

C:\Users\Admin\AppData\Local\Temp\build.exe
"C:\Users\Admin\AppData\Local\Temp\build.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:828

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

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\build.exe
Filesize
95KB

MD5
c30ab843caae4b12e9aa920c4255d643

SHA1
b40641463c19ff90e81ac3429fd75f2c07551bd6

SHA256
f98805db5cd7a1efd80f8d7ff63da61892e738a659840a490e0fb41a05b364f7

SHA512
74ac72cde2e955d4579928c1570c8369e6c6be5a93294c8df9fb86868a615ef5bcc8b52dfa958ba11d185c175e404b100ee46bd89c184d5a610cce9a5f16c75d

Download Submit
C:\Users\Admin\AppData\Local\Temp\build.exe
Filesize
95KB

MD5
c30ab843caae4b12e9aa920c4255d643

SHA1
b40641463c19ff90e81ac3429fd75f2c07551bd6

SHA256
f98805db5cd7a1efd80f8d7ff63da61892e738a659840a490e0fb41a05b364f7

SHA512
74ac72cde2e955d4579928c1570c8369e6c6be5a93294c8df9fb86868a615ef5bcc8b52dfa958ba11d185c175e404b100ee46bd89c184d5a610cce9a5f16c75d

Download Submit
C:\Users\Admin\AppData\Roaming\JgXryuwtNy.js
Filesize
15KB

MD5
d0cf8b0fa0bafc3a016a0fc39fb3bb1f

SHA1
77b341d0c31e968873d54412ce3b3a1d1d8ef8ff

SHA256
2c794c15de3c8db90ba429a15ae2c1e30549733990fad4405f2b8571d00b60ea

SHA512
c22d0867112b98d3f930936e91553bb2eb4ab597704d3976b3b1fd7f6d08b5a46a9801fffdf3bf576061eafec2851e7caeabd0b882b33dea8079c573b4f198db

Download Submit
memory/828-57-0x0000000000000000-mapping.dmp

Download
memory/828-61-0x00000000009D0000-0x00000000009EE000-memory.dmp

Filesize
120KB

Download
memory/828-62-0x0000000075F21000-0x0000000075F23000-memory.dmp

Filesize
8KB

Download
memory/1772-55-0x0000000000000000-mapping.dmp

Download
memory/1960-54-0x000007FEFC221000-0x000007FEFC223000-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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