redline | cedfb47b22871e12b67b3d7d01e4eb1bcad63bf61dfab89db5acde64cc12832b

General

Target

tmp.exe
Size

990KB
MD5

9056dca80b3431615d63b13b72ca143c
SHA1

cf9122b3b7f57f0f4cd6ff8303417f1f6279a80c
SHA256

cedfb47b22871e12b67b3d7d01e4eb1bcad63bf61dfab89db5acde64cc12832b
SHA512

13a26a8d261ff4c6d83158ea0d7d99aac670159fca9f2a6b1e180ed9be1bdd5abdceab2fc232774f828c61d3aa267f29cebc22fe3d276fd0ae8d7e4681f38fb2
SSDEEP

12288:dRMAkWbP+k/ldbNxhZcKMMbm8gtnwaJioTTQ3AwHuwZ+U4cxV0q4Z5g1:HMAkCP+k/l7xhZcKMwmSajn/U4cO2

Score

10^/10

redline 900751123 discovery infostealer spyware stealer

Malware Config

Extracted

Family

redline

Botnet

900751123

C2

https://pastebin.com/raw/KE5Mft0T

Signatures

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

RedLine payload 2 IoCs

Processes:

resource	yara_rule
behavioral2/memory/2372-0-0x0000000000400000-0x0000000000422000-memory.dmp	family_redline
behavioral2/memory/3992-1-0x0000000000310000-0x000000000040D000-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
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
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
Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service
T1102

Processes:

flow ioc

7 pastebin.com
15 pastebin.com
Suspicious use of SetThreadContext 1 IoCs

Processes:

tmp.exe

description pid process target process

PID 3992 set thread context of 2372 3992 tmp.exe RegAsm.exe
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

5016 3992 WerFault.exe tmp.exe

flow	ioc
7	pastebin.com
15	pastebin.com

description	pid	process	target process
PID 3992 set thread context of 2372	3992	tmp.exe	RegAsm.exe

pid	pid_target	process	target process
5016	3992	WerFault.exe	tmp.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

Processes:

RegAsm.exe

pid	process
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe
2372	RegAsm.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

RegAsm.exe

description pid process

Token: SeDebugPrivilege 2372 RegAsm.exe

description	pid	process
Token: SeDebugPrivilege	2372	RegAsm.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

tmp.exe

description	pid	process	target process
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe
PID 3992 wrote to memory of 2372	3992	tmp.exe	RegAsm.exe

C:\Users\Admin\AppData\Local\Temp\tmp.exe
"C:\Users\Admin\AppData\Local\Temp\tmp.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3992

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2372

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3992 -s 332
2⤵
- Program crash
PID:5016

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3992 -ip 3992
1⤵
PID:972

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Data from Local System

2

T1005

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

memory/2372-10-0x0000000006730000-0x00000000068F2000-memory.dmp

Filesize
1.8MB

Download
memory/2372-17-0x0000000074310000-0x0000000074AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2372-2-0x0000000074310000-0x0000000074AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2372-3-0x0000000004EC0000-0x0000000004F26000-memory.dmp

Filesize
408KB

Download
memory/2372-4-0x0000000005A10000-0x0000000006028000-memory.dmp

Filesize
6.1MB

Download
memory/2372-5-0x0000000005480000-0x0000000005492000-memory.dmp

Filesize
72KB

Download
memory/2372-6-0x00000000055B0000-0x00000000056BA000-memory.dmp

Filesize
1.0MB

Download
memory/2372-0-0x0000000000400000-0x0000000000422000-memory.dmp

Filesize
136KB

Download
memory/2372-20-0x0000000074310000-0x0000000074AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2372-8-0x00000000063B0000-0x00000000063EC000-memory.dmp

Filesize
240KB

Download
memory/2372-7-0x0000000002830000-0x0000000002840000-memory.dmp

Filesize
64KB

Download
memory/2372-11-0x0000000006E30000-0x000000000735C000-memory.dmp

Filesize
5.2MB

Download
memory/2372-12-0x0000000007910000-0x0000000007EB4000-memory.dmp

Filesize
5.6MB

Download
memory/2372-13-0x0000000006AA0000-0x0000000006B32000-memory.dmp

Filesize
584KB

Download
memory/2372-14-0x0000000006900000-0x0000000006950000-memory.dmp

Filesize
320KB

Download
memory/2372-15-0x00000000069D0000-0x0000000006A46000-memory.dmp

Filesize
472KB

Download
memory/2372-16-0x0000000006990000-0x00000000069AE000-memory.dmp

Filesize
120KB

Download
memory/2372-9-0x00000000063F0000-0x000000000643C000-memory.dmp

Filesize
304KB

Download
memory/2372-18-0x0000000002830000-0x0000000002840000-memory.dmp

Filesize
64KB

Download
memory/3992-1-0x0000000000310000-0x000000000040D000-memory.dmp

Filesize
1012KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads