redline | cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84

General

Target

cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe
Size

566KB
MD5

7e7a7983f9b2f4b636d585d4e4afce28
SHA1

56d0aa2551344348cfe149a4b8afb1759bf10e2a
SHA256

cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84
SHA512

4b06c8b6380d11f98fc58bfa1a40988fc112dc8085a109d33c04e57c8309af800e88025e4b00b3b335b510f893b545bd7c28c354cf11a1fc0921ec4e598f766f
SSDEEP

12288:JMrZy90CdqIM0WX1w80BOjNyEWMznC/bAC9jGhjEm:gyx6L0BOj0SzC/0CY/

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

Signatures

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0009000000023bd0-12.dat	family_redline
behavioral1/memory/1708-15-0x0000000000890000-0x00000000008C0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2324	y6551769.exe
1708	k3646190.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\""	cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	y6551769.exe

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y6551769.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k3646190.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4664 wrote to memory of 2324	4664	cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe	84
PID 4664 wrote to memory of 2324	4664	cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe	84
PID 4664 wrote to memory of 2324	4664	cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe	84
PID 2324 wrote to memory of 1708	2324	y6551769.exe	85
PID 2324 wrote to memory of 1708	2324	y6551769.exe	85
PID 2324 wrote to memory of 1708	2324	y6551769.exe	85

C:\Users\Admin\AppData\Local\Temp\cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe
"C:\Users\Admin\AppData\Local\Temp\cb0547db1baf3145a06c90e4b779b8af36b1df0ac4c721d3fb7eaff4c0270f84.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4664
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6551769.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6551769.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2324
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3646190.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3646190.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y6551769.exe

Filesize
307KB

MD5
d6e894be82dbc2a231357a4eec391b82

SHA1
1b033e4723203448e47b62e01b7e059f70f08356

SHA256
f0923120afaab56ab9f1b1831bb95bd70b483511eb88003937fe57cd6fce4ef4

SHA512
1ad229952654d858eaf07a0e8556709addaaae41effbdd214ddca1f79fe7903aa61cb2bed0cbaa0e9db5d9f90844a7d9ee0d5af1be4708dca0002e55639c2b29

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3646190.exe

Filesize
168KB

MD5
d99eb5a889c59293a2133d17d02522e6

SHA1
957babd11ae163d898f0eed108fa67bc9617f5a1

SHA256
5d376271e30acc19bf25c365c9efc41f50b90d8c90cb0909c3a48d86d64edc71

SHA512
ca0b09acafe1db8f5bc50d2858ce71e3dc915fdb509efd95f98e3e288ab56ceeac5129c045eb0f0922f32efd1da961373942e1dd71a25d1dcbb8f9a854df4090

Download Submit
memory/1708-14-0x0000000073E9E000-0x0000000073E9F000-memory.dmp

Filesize
4KB

Download
memory/1708-15-0x0000000000890000-0x00000000008C0000-memory.dmp

Filesize
192KB

Download
memory/1708-16-0x0000000001040000-0x0000000001046000-memory.dmp

Filesize
24KB

Download
memory/1708-17-0x0000000005830000-0x0000000005E48000-memory.dmp

Filesize
6.1MB

Download
memory/1708-18-0x0000000005320000-0x000000000542A000-memory.dmp

Filesize
1.0MB

Download
memory/1708-19-0x0000000005210000-0x0000000005222000-memory.dmp

Filesize
72KB

Download
memory/1708-20-0x0000000073E90000-0x0000000074640000-memory.dmp

Filesize
7.7MB

Download
memory/1708-21-0x0000000005270000-0x00000000052AC000-memory.dmp

Filesize
240KB

Download
memory/1708-22-0x00000000052C0000-0x000000000530C000-memory.dmp

Filesize
304KB

Download
memory/1708-23-0x0000000073E9E000-0x0000000073E9F000-memory.dmp

Filesize
4KB

Download
memory/1708-24-0x0000000073E90000-0x0000000074640000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads