redline | 4d83ea2172cf708ac8ddde013f1fb26f0710cc327ec6c54ec44cd6f64eb01382

General

Target

Document/Document.pdf.scr
Size

700.0MB
MD5

66313350525d00444319e42f88c9a320
SHA1

5e54b8d600254f67fc03cad68a00a7f2a9d89b77
SHA256

00770e297ae5fdcaa0f235de9bee97309553bc89c955c47141e21f6fabdd55c7
SHA512

a16611adba248ea831a4c25b6d0d46e20793f2f3500a13f29129414756c24ad209118b93e3b435e229e41ab92b01d52bfe31add86c0ed8b6e7469aafff594e2b

Score

10^/10

redline 2 infostealer spyware

Malware Config

Extracted

Family

redline

Botnet

2

C2

62.204.41.139:25190

Attributes

auth_value
f3af3290196bb8fa91c4ccc1d3fcb28f

Signatures

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

RedLine payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2272-147-0x0000000000400000-0x0000000000420000-memory.dmp	family_redline

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:

Document.pdf.scr

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-3463845317-933582289-45817732-1000\Control Panel\International\Geo\Nation	Document.pdf.scr

Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Suspicious use of SetThreadContext 1 IoCs

Processes:

Document.pdf.scr

description pid process target process

PID 1440 set thread context of 2272 1440 Document.pdf.scr AppLaunch.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 6 IoCs

Processes:

Document.pdf.scrpowershell.exeAppLaunch.exe

pid process

1440 Document.pdf.scr
3204 powershell.exe
3204 powershell.exe
1440 Document.pdf.scr
1440 Document.pdf.scr
2272 AppLaunch.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Document.pdf.scrpowershell.exeAppLaunch.exe

description pid process

Token: SeDebugPrivilege 1440 Document.pdf.scr
Token: SeDebugPrivilege 3204 powershell.exe
Token: SeDebugPrivilege 2272 AppLaunch.exe

description	pid	process	target process
PID 1440 set thread context of 2272	1440	Document.pdf.scr	AppLaunch.exe

pid	process
1440	Document.pdf.scr
3204	powershell.exe
3204	powershell.exe
1440	Document.pdf.scr
1440	Document.pdf.scr
2272	AppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	1440	Document.pdf.scr
Token: SeDebugPrivilege	3204	powershell.exe
Token: SeDebugPrivilege	2272	AppLaunch.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Document.pdf.scr

description	pid	process	target process
PID 1440 wrote to memory of 3204	1440	Document.pdf.scr	powershell.exe
PID 1440 wrote to memory of 3204	1440	Document.pdf.scr	powershell.exe
PID 1440 wrote to memory of 3204	1440	Document.pdf.scr	powershell.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe
PID 1440 wrote to memory of 2272	1440	Document.pdf.scr	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\Document\Document.pdf.scr
"C:\Users\Admin\AppData\Local\Temp\Document\Document.pdf.scr" /S
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1440

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMgAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3204

C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2272

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1440-132-0x0000000000E40000-0x0000000001066000-memory.dmp

Filesize
2.1MB

Download
memory/1440-133-0x0000000006000000-0x00000000065A4000-memory.dmp

Filesize
5.6MB

Download
memory/1440-134-0x0000000006DA0000-0x0000000006EA4000-memory.dmp

Filesize
1.0MB

Download
memory/1440-135-0x0000000006EE0000-0x0000000006F02000-memory.dmp

Filesize
136KB

Download
memory/2272-155-0x0000000008440000-0x000000000845E000-memory.dmp

Filesize
120KB

Download
memory/2272-157-0x00000000096B0000-0x0000000009BDC000-memory.dmp

Filesize
5.2MB

Download
memory/2272-158-0x0000000008830000-0x0000000008880000-memory.dmp

Filesize
320KB

Download
memory/2272-156-0x0000000008FB0000-0x0000000009172000-memory.dmp

Filesize
1.8MB

Download
memory/2272-149-0x0000000005CD0000-0x0000000005CE2000-memory.dmp

Filesize
72KB

Download
memory/2272-154-0x00000000082A0000-0x0000000008332000-memory.dmp

Filesize
584KB

Download
memory/2272-153-0x0000000008180000-0x00000000081F6000-memory.dmp

Filesize
472KB

Download
memory/2272-152-0x0000000008070000-0x0000000008090000-memory.dmp

Filesize
128KB

Download
memory/2272-151-0x0000000005F60000-0x0000000005F9C000-memory.dmp

Filesize
240KB

Download
memory/2272-150-0x0000000005E00000-0x0000000005F0A000-memory.dmp

Filesize
1.0MB

Download
memory/2272-146-0x0000000000000000-mapping.dmp

Download
memory/2272-147-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2272-148-0x0000000006260000-0x0000000006878000-memory.dmp

Filesize
6.1MB

Download
memory/3204-138-0x0000000004D30000-0x0000000005358000-memory.dmp

Filesize
6.2MB

Download
memory/3204-145-0x0000000006270000-0x000000000628A000-memory.dmp

Filesize
104KB

Download
memory/3204-144-0x00000000075E0000-0x0000000007C5A000-memory.dmp

Filesize
6.5MB

Download
memory/3204-143-0x0000000005D90000-0x0000000005DAE000-memory.dmp

Filesize
120KB

Download
memory/3204-142-0x0000000004D10000-0x0000000004D20000-memory.dmp

Filesize
64KB

Download
memory/3204-141-0x0000000005710000-0x0000000005776000-memory.dmp

Filesize
408KB

Download
memory/3204-140-0x00000000056A0000-0x0000000005706000-memory.dmp

Filesize
408KB

Download
memory/3204-139-0x0000000004B00000-0x0000000004B86000-memory.dmp

Filesize
536KB

Download
memory/3204-137-0x00000000045D0000-0x0000000004606000-memory.dmp

Filesize
216KB

Download
memory/3204-136-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads