redline | 47f301e20b3b3bcbaab349739caa6a836f63ca954ec3410aaf3ab5f67e13a5fa

General

Target

dcf84c21_eY_nx8sntA.exe
Size

587KB
MD5

dcf84c217bf5be49d9db99bb5a295897
SHA1

0cda4df173173098271056cce845a62e7e4a5483
SHA256

47f301e20b3b3bcbaab349739caa6a836f63ca954ec3410aaf3ab5f67e13a5fa
SHA512

0e6642ea4a8adb73c3bf7321a1b426821744852dcf52b22cf6a91e49c10b640eaf4c9640f38508ddea12037cd3e9f259b9eb37f98462e18950fb4e30a9439ee0

Score

10^/10

redline dibild discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

dibild

C2

135.148.139.222:33569

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
behavioral1/memory/1984-63-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/1984-64-0x0000000000418E52-mapping.dmp	family_redline
behavioral1/memory/1984-65-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline

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
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
Suspicious use of SetThreadContext 1 IoCs

Processes:

dcf84c21_eY_nx8sntA.exe

description pid process target process

PID 748 set thread context of 1984 748 dcf84c21_eY_nx8sntA.exe dcf84c21_eY_nx8sntA.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

dcf84c21_eY_nx8sntA.exe

pid process

1984 dcf84c21_eY_nx8sntA.exe
1984 dcf84c21_eY_nx8sntA.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

dcf84c21_eY_nx8sntA.exe

description pid process

Token: SeDebugPrivilege 1984 dcf84c21_eY_nx8sntA.exe

description	pid	process	target process
PID 748 set thread context of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe

pid	process
1984	dcf84c21_eY_nx8sntA.exe
1984	dcf84c21_eY_nx8sntA.exe

description	pid	process
Token: SeDebugPrivilege	1984	dcf84c21_eY_nx8sntA.exe

Suspicious use of WriteProcessMemory 9 IoCs

Processes:

dcf84c21_eY_nx8sntA.exe

description	pid	process	target process
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe
PID 748 wrote to memory of 1984	748	dcf84c21_eY_nx8sntA.exe	dcf84c21_eY_nx8sntA.exe

C:\Users\Admin\AppData\Local\Temp\dcf84c21_eY_nx8sntA.exe
"C:\Users\Admin\AppData\Local\Temp\dcf84c21_eY_nx8sntA.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:748

C:\Users\Admin\AppData\Local\Temp\dcf84c21_eY_nx8sntA.exe
C:\Users\Admin\AppData\Local\Temp\dcf84c21_eY_nx8sntA.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1984

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/748-60-0x00000000000C0000-0x00000000000C1000-memory.dmp

Filesize
4KB

Download
memory/748-62-0x00000000049B0000-0x00000000049B1000-memory.dmp

Filesize
4KB

Download
memory/1984-63-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1984-64-0x0000000000418E52-mapping.dmp

Download
memory/1984-65-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/1984-67-0x0000000002160000-0x0000000002161000-memory.dmp

Filesize
4KB

Download

Analysis

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