redline | 6c8f0778c3e717db0505aa02c6d3b0cd0d25cf8d5210c5ab6aa389a927b855d7

Analysis

max time kernel
449s
max time network
510s
platform
windows10-2004_x64
resource
win10v2004-20220721-de
resource tags

arch:x64arch:x86image:win10v2004-20220721-delocale:de-deos:windows10-2004-x64systemwindows
submitted
24-07-2022 15:09

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General

Target

Document.pdf/Document.pdf.scr
Size

700.0MB
MD5

ea7b8236ca438995b2ee7604043fc20c
SHA1

4543d6fbe467c8a17b962e0c19a25fd59d82ded8
SHA256

954e35d28e5938766eb6922e08a4e26d5ed892a1578027374d945efbe0d927e3
SHA512

22a1173def10e7c74fbcef024127f87635a508044c4fbbfa2f4e32b05823b5fc9fa166645851dbaa32c926a735745ca727dc0183a72fd9f3cc222f9f07395a7a

Score

10^/10

redline 1 infostealer spyware

Malware Config

Extracted

Family

redline

Botnet

62.204.41.139:25190

Attributes

auth_value
2c239ad7c28c8eab1f9626557bb9457a

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
behavioral32/memory/2852-144-0x0000000000400000-0x0000000000420000-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-1-5-21-2372564722-193526734-2636556182-1000\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 2736 set thread context of 2852 2736 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 5 IoCs

Processes:

powershell.exeDocument.pdf.scrAppLaunch.exe

pid process

1376 powershell.exe
1376 powershell.exe
2736 Document.pdf.scr
2736 Document.pdf.scr
2852 AppLaunch.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

Document.pdf.scrpowershell.exeAppLaunch.exe

description pid process

Token: SeDebugPrivilege 2736 Document.pdf.scr
Token: SeDebugPrivilege 1376 powershell.exe
Token: SeDebugPrivilege 2852 AppLaunch.exe

description	pid	process	target process
PID 2736 set thread context of 2852	2736	Document.pdf.scr	AppLaunch.exe

pid	process
1376	powershell.exe
1376	powershell.exe
2736	Document.pdf.scr
2736	Document.pdf.scr
2852	AppLaunch.exe

description	pid	process
Token: SeDebugPrivilege	2736	Document.pdf.scr
Token: SeDebugPrivilege	1376	powershell.exe
Token: SeDebugPrivilege	2852	AppLaunch.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

Document.pdf.scr

description	pid	process	target process
PID 2736 wrote to memory of 1376	2736	Document.pdf.scr	powershell.exe
PID 2736 wrote to memory of 1376	2736	Document.pdf.scr	powershell.exe
PID 2736 wrote to memory of 1376	2736	Document.pdf.scr	powershell.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe
PID 2736 wrote to memory of 2852	2736	Document.pdf.scr	AppLaunch.exe

C:\Users\Admin\AppData\Local\Temp\Document.pdf\Document.pdf.scr
"C:\Users\Admin\AppData\Local\Temp\Document.pdf\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:2736

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:1376

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:2852

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/1376-142-0x0000000006710000-0x000000000672A000-memory.dmp

Filesize
104KB

Download
memory/1376-133-0x0000000002A60000-0x0000000002A96000-memory.dmp

Filesize
216KB

Download
memory/1376-134-0x0000000005280000-0x00000000058A8000-memory.dmp

Filesize
6.2MB

Download
memory/1376-135-0x00000000050B0000-0x0000000005136000-memory.dmp

Filesize
536KB

Download
memory/1376-136-0x0000000005960000-0x00000000059C6000-memory.dmp

Filesize
408KB

Download
memory/1376-137-0x0000000005A80000-0x0000000005AE6000-memory.dmp

Filesize
408KB

Download
memory/1376-138-0x0000000005A50000-0x0000000005A60000-memory.dmp

Filesize
64KB

Download
memory/1376-139-0x0000000006070000-0x0000000006174000-memory.dmp

Filesize
1.0MB

Download
memory/1376-140-0x0000000006210000-0x000000000622E000-memory.dmp

Filesize
120KB

Download
memory/1376-141-0x0000000007A50000-0x00000000080CA000-memory.dmp

Filesize
6.5MB

Download
memory/1376-132-0x0000000000000000-mapping.dmp

Download
memory/2736-131-0x0000000005DA0000-0x0000000005DC2000-memory.dmp

Filesize
136KB

Download
memory/2736-130-0x0000000000530000-0x0000000000756000-memory.dmp

Filesize
2.1MB

Download
memory/2852-156-0x00000000071F0000-0x0000000007240000-memory.dmp

Filesize
320KB

Download
memory/2852-151-0x0000000006440000-0x00000000064D2000-memory.dmp

Filesize
584KB

Download
memory/2852-145-0x0000000005B10000-0x0000000006128000-memory.dmp

Filesize
6.1MB

Download
memory/2852-146-0x0000000005540000-0x0000000005552000-memory.dmp

Filesize
72KB

Download
memory/2852-147-0x0000000005670000-0x000000000577A000-memory.dmp

Filesize
1.0MB

Download
memory/2852-148-0x00000000055A0000-0x00000000055DC000-memory.dmp

Filesize
240KB

Download
memory/2852-149-0x0000000005AD0000-0x0000000005AF0000-memory.dmp

Filesize
128KB

Download
memory/2852-150-0x0000000006910000-0x0000000006EB4000-memory.dmp

Filesize
5.6MB

Download
memory/2852-144-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/2852-152-0x0000000006700000-0x0000000006776000-memory.dmp

Filesize
472KB

Download
memory/2852-153-0x00000000068A0000-0x00000000068BE000-memory.dmp

Filesize
120KB

Download
memory/2852-154-0x0000000007DE0000-0x0000000007FA2000-memory.dmp

Filesize
1.8MB

Download
memory/2852-155-0x00000000084E0000-0x0000000008A0C000-memory.dmp

Filesize
5.2MB

Download
memory/2852-143-0x0000000000000000-mapping.dmp

Download