redline | c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067

General

Target

c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe
Size

539KB
MD5

3a057e3067d702fc2d0285a1a4bfa233
SHA1

8d40bf26b0cff91b599a6c844f907f2fb5c6b5cd
SHA256

c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067
SHA512

450eedc58b098f9777a436736c9b8c43ad0512b4de750ba700c77a9ad6bfa0d2dbf21927c529143a558329454826270cbc15eef8f04dacf36c5f0e136aca2faa
SSDEEP

12288:NMrKy90YC8/k+3w7NJV0e8nQOMF7uSSyCQ:jyZC8z3wD58nQOEaLQ

Score

10^/10

redline fuka discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

fuka

C2

193.233.20.11:4131

Attributes

auth_value
90eef520554ef188793d77ecc34217bf

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/0x0008000000023ca5-12.dat	family_redline
behavioral1/memory/3872-15-0x0000000000150000-0x0000000000182000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2764	dBe76.exe
3872	aQx55.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\\\""	c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.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\\\""	dBe76.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	c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dBe76.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aQx55.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 2764	1136	c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe	84
PID 1136 wrote to memory of 2764	1136	c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe	84
PID 1136 wrote to memory of 2764	1136	c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe	84
PID 2764 wrote to memory of 3872	2764	dBe76.exe	85
PID 2764 wrote to memory of 3872	2764	dBe76.exe	85
PID 2764 wrote to memory of 3872	2764	dBe76.exe	85

C:\Users\Admin\AppData\Local\Temp\c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe
"C:\Users\Admin\AppData\Local\Temp\c5eda2ef7a5c5cee8c279e16f844aba732203eda618482b523c09aa6842ac067.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1136
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dBe76.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dBe76.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2764
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aQx55.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aQx55.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3872

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dBe76.exe

Filesize
202KB

MD5
b84f230ad7b75e881c3013fcfb3d60df

SHA1
06dd583be9bb2548a21a305d89dbced942acc544

SHA256
e1f8f0bd9c85c041adc55b8fe453b5521adf5982b9f05eb35b526282cfc31b2d

SHA512
dfcf7a89250c5fd296eda645ea9c1813735876e2524a0a9db6926097827384d8efbceb412da9497a5c66802a299c4f02de9a729bfd05b8d8c53b58ce45d9a271

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aQx55.exe

Filesize
175KB

MD5
4c35cfbd12826cedb7982ab4e1763a6a

SHA1
1496bd1d1981d8bf38cf98cdd4aa47020ffe9303

SHA256
8020580744f6861a611e99ba17e92751499e4b0f013d66a103fb38c5f256bbb2

SHA512
5e55022ab3b5a49ba3695062b7db3fa920aa9e3653e52e5a556caeed2d8f217457ae472eb2cf3da32f4332fba52b9b1d4e8b42e09793c1f3bf970dcbce35566c

Download Submit
memory/3872-14-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/3872-15-0x0000000000150000-0x0000000000182000-memory.dmp

Filesize
200KB

Download
memory/3872-16-0x0000000004F70000-0x0000000005588000-memory.dmp

Filesize
6.1MB

Download
memory/3872-17-0x0000000004AF0000-0x0000000004BFA000-memory.dmp

Filesize
1.0MB

Download
memory/3872-18-0x0000000004A20000-0x0000000004A32000-memory.dmp

Filesize
72KB

Download
memory/3872-19-0x0000000004A80000-0x0000000004ABC000-memory.dmp

Filesize
240KB

Download
memory/3872-20-0x0000000004C00000-0x0000000004C4C000-memory.dmp

Filesize
304KB

Download
memory/3872-21-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads