redline | b4c89616a5a88bf22085f8f4322ad8935265dc5d34248bb1332dbc1d4537c9e8

General

Target

be42138c007747b94d01e4b2b1698498.exe
Size

1.4MB
MD5

be42138c007747b94d01e4b2b1698498
SHA1

67261c10902204f1aab2ae88d89325e705c76329
SHA256

b4c89616a5a88bf22085f8f4322ad8935265dc5d34248bb1332dbc1d4537c9e8
SHA512

c1e33805c33ac0889197fe5fd7eadbe037487bddd7cec5f30c4dc85d3ec1368fa4404cfb3c2afcf5d5d3638ac852c5c1b41b6537005405a052a893746007ae39

Score

10^/10

redline discovery infostealer spyware

Malware Config

Signatures

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

RedLine Payload 4 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1200-6-0x000000000042411A-mapping.dmp	family_redline
behavioral1/memory/1200-5-0x0000000000400000-0x000000000042A000-memory.dmp	family_redline
behavioral1/memory/1200-7-0x0000000000400000-0x000000000042A000-memory.dmp	family_redline
behavioral1/memory/1200-8-0x0000000000400000-0x000000000042A000-memory.dmp	family_redline

Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

432 cmd.exe
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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
Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

8 checkip.amazonaws.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

be42138c007747b94d01e4b2b1698498.exe

description pid process target process

PID 796 set thread context of 1200 796 be42138c007747b94d01e4b2b1698498.exe be42138c007747b94d01e4b2b1698498.exe
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

1696 PING.EXE
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

be42138c007747b94d01e4b2b1698498.exe

pid process

1200 be42138c007747b94d01e4b2b1698498.exe
1200 be42138c007747b94d01e4b2b1698498.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

be42138c007747b94d01e4b2b1698498.exebe42138c007747b94d01e4b2b1698498.exe

description pid process

Token: SeDebugPrivilege 796 be42138c007747b94d01e4b2b1698498.exe
Token: SeDebugPrivilege 1200 be42138c007747b94d01e4b2b1698498.exe

pid	process
432	cmd.exe

flow	ioc
8	checkip.amazonaws.com

description	pid	process	target process
PID 796 set thread context of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe

pid	process
1696	PING.EXE

pid	process
1200	be42138c007747b94d01e4b2b1698498.exe
1200	be42138c007747b94d01e4b2b1698498.exe

description	pid	process
Token: SeDebugPrivilege	796	be42138c007747b94d01e4b2b1698498.exe
Token: SeDebugPrivilege	1200	be42138c007747b94d01e4b2b1698498.exe

Suspicious use of WriteProcessMemory 20 IoCs

Processes:

be42138c007747b94d01e4b2b1698498.exebe42138c007747b94d01e4b2b1698498.execmd.exe

C:\Users\Admin\AppData\Local\Temp\be42138c007747b94d01e4b2b1698498.exe
"C:\Users\Admin\AppData\Local\Temp\be42138c007747b94d01e4b2b1698498.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:796

C:\Users\Admin\AppData\Local\Temp\be42138c007747b94d01e4b2b1698498.exe
"C:\Users\Admin\AppData\Local\Temp\be42138c007747b94d01e4b2b1698498.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1200

C:\Windows\SysWOW64\cmd.exe
"cmd.exe" /C ping 127.0.0.1 -n 3 > nul & del "C:\Users\Admin\AppData\Local\Temp\be42138c007747b94d01e4b2b1698498.exe"
3⤵
- Deletes itself
- Suspicious use of WriteProcessMemory
PID:432

C:\Windows\SysWOW64\PING.EXE
ping 127.0.0.1 -n 3
4⤵
- Runs ping.exe
PID:1696

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

Remote System Discovery

1

T1018

Lateral Movement

Collection

Data from Local System

1

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/432-12-0x0000000000000000-mapping.dmp

Download
memory/796-0-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/796-1-0x0000000000D00000-0x0000000000D01000-memory.dmp

Filesize
4KB

Download
memory/796-3-0x00000000003C0000-0x00000000003F4000-memory.dmp

Filesize
208KB

Download
memory/796-4-0x00000000002A0000-0x00000000002B6000-memory.dmp

Filesize
88KB

Download
memory/1200-6-0x000000000042411A-mapping.dmp

Download
memory/1200-5-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1200-7-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1200-8-0x0000000000400000-0x000000000042A000-memory.dmp

Filesize
168KB

Download
memory/1200-9-0x00000000740C0000-0x00000000747AE000-memory.dmp

Filesize
6.9MB

Download
memory/1696-13-0x0000000000000000-mapping.dmp

Download

description	pid	process	target process
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 796 wrote to memory of 1200	796	be42138c007747b94d01e4b2b1698498.exe	be42138c007747b94d01e4b2b1698498.exe
PID 1200 wrote to memory of 432	1200	be42138c007747b94d01e4b2b1698498.exe	cmd.exe
PID 1200 wrote to memory of 432	1200	be42138c007747b94d01e4b2b1698498.exe	cmd.exe
PID 1200 wrote to memory of 432	1200	be42138c007747b94d01e4b2b1698498.exe	cmd.exe
PID 1200 wrote to memory of 432	1200	be42138c007747b94d01e4b2b1698498.exe	cmd.exe
PID 432 wrote to memory of 1696	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 1696	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 1696	432	cmd.exe	PING.EXE
PID 432 wrote to memory of 1696	432	cmd.exe	PING.EXE

Analysis

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