redline | bf69921a8293c830267b93751b85c3b88f6262c371423ae40fe500b20184f051

General

Target

file.exe
Size

1.1MB
MD5

60c91bf6960a8103919656fbe7da5cdc
SHA1

3609a2b98d28f4715e323e000c876c2468d2895c
SHA256

bf69921a8293c830267b93751b85c3b88f6262c371423ae40fe500b20184f051
SHA512

2ed01e68396007532cace1acaf9c8578af33b3fc9e9474ba93a87e4cf6be50754de1e8f250c060b13662e60776365c8eb22a3eabac87e81743cf3f1d35023c93
SSDEEP

24576:We9O5TV7pKJktsJ6+jHg/XJUHhz9V6/7TDP:2TV1XgHgvJEh5V6/7

Score

10^/10

redline 3108_ruzki infostealer spyware

Malware Config

Extracted

Family

redline

Botnet

3108_RUZKI

C2

213.219.247.199:9452

Attributes

auth_value
f71fed1cd094e4e1eb7ad1c53e542bca

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
behavioral2/memory/8-143-0x0000000000400000-0x0000000000420000-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:

file.exe

description ioc process

Key value queried \REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation file.exe
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:

file.exe

description pid process target process

PID 880 set thread context of 8 880 file.exe InstallUtil.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 3 IoCs

Processes:

powershell.exeInstallUtil.exe

pid process

3324 powershell.exe
3324 powershell.exe
8 InstallUtil.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

file.exepowershell.exeInstallUtil.exe

description pid process

Token: SeDebugPrivilege 880 file.exe
Token: SeDebugPrivilege 3324 powershell.exe
Token: SeDebugPrivilege 8 InstallUtil.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	file.exe

description	pid	process	target process
PID 880 set thread context of 8	880	file.exe	InstallUtil.exe

pid	process
3324	powershell.exe
3324	powershell.exe
8	InstallUtil.exe

description	pid	process
Token: SeDebugPrivilege	880	file.exe
Token: SeDebugPrivilege	3324	powershell.exe
Token: SeDebugPrivilege	8	InstallUtil.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

file.exe

description	pid	process	target process
PID 880 wrote to memory of 3324	880	file.exe	powershell.exe
PID 880 wrote to memory of 3324	880	file.exe	powershell.exe
PID 880 wrote to memory of 3324	880	file.exe	powershell.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe
PID 880 wrote to memory of 8	880	file.exe	InstallUtil.exe

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:880

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAANQAwAA==
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3324

C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:8

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/8-147-0x0000000005330000-0x000000000536C000-memory.dmp

Filesize
240KB

Download
memory/8-150-0x00000000063F0000-0x0000000006994000-memory.dmp

Filesize
5.6MB

Download
memory/8-143-0x0000000000400000-0x0000000000420000-memory.dmp

Filesize
128KB

Download
memory/8-142-0x0000000000000000-mapping.dmp

Download
memory/8-152-0x0000000007C40000-0x0000000007E02000-memory.dmp

Filesize
1.8MB

Download
memory/8-151-0x0000000006070000-0x000000000608E000-memory.dmp

Filesize
120KB

Download
memory/8-145-0x00000000052C0000-0x00000000052D2000-memory.dmp

Filesize
72KB

Download
memory/8-146-0x00000000053F0000-0x00000000054FA000-memory.dmp

Filesize
1.0MB

Download
memory/8-144-0x0000000005820000-0x0000000005E38000-memory.dmp

Filesize
6.1MB

Download
memory/8-149-0x0000000005780000-0x0000000005812000-memory.dmp

Filesize
584KB

Download
memory/8-153-0x0000000008340000-0x000000000886C000-memory.dmp

Filesize
5.2MB

Download
memory/8-148-0x0000000005660000-0x00000000056D6000-memory.dmp

Filesize
472KB

Download
memory/880-132-0x0000000000A50000-0x0000000000B6A000-memory.dmp

Filesize
1.1MB

Download
memory/880-133-0x00000000058B0000-0x00000000058D2000-memory.dmp

Filesize
136KB

Download
memory/3324-138-0x00000000053D0000-0x0000000005436000-memory.dmp

Filesize
408KB

Download
memory/3324-140-0x00000000070C0000-0x000000000773A000-memory.dmp

Filesize
6.5MB

Download
memory/3324-134-0x0000000000000000-mapping.dmp

Download
memory/3324-141-0x0000000005F50000-0x0000000005F6A000-memory.dmp

Filesize
104KB

Download
memory/3324-139-0x00000000059C0000-0x00000000059DE000-memory.dmp

Filesize
120KB

Download
memory/3324-137-0x0000000005170000-0x00000000051D6000-memory.dmp

Filesize
408KB

Download
memory/3324-136-0x0000000004B40000-0x0000000005168000-memory.dmp

Filesize
6.2MB

Download
memory/3324-135-0x00000000044D0000-0x0000000004506000-memory.dmp

Filesize
216KB

Download

Analysis

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