redline | a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa

General

Target

a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe
Size

1.1MB
MD5

de0c80bded816740a0df7c20dce4b10a
SHA1

9842e042025531f42ff5e62bdf30dcb398f79341
SHA256

a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa
SHA512

272a654b220349b919bf971d135e8854e83f06978215f3a56b76a44e67eda177719ff038310b91b0a7ab86c0a8d242e83569e20a04d1859b287f418ef5d6c211
SSDEEP

24576:OyrVN0rt0f9iqLu4Y6f43ZsOj33Ei8pZm9NiCcbOFLz:drW0Mq6P3ZsoEirNXJ

Score

10^/10

redline doma discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

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/0x000b000000023b7e-19.dat	family_redline
behavioral1/memory/2192-21-0x00000000000D0000-0x00000000000FA000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1884	x2829041.exe
3844	x5402789.exe
2192	f4097970.exe

Adds Run key to start application 2 TTPs 3 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_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	x5402789.exe
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\\\""	a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.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\\\""	x2829041.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	x2829041.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x5402789.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4097970.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 4436 wrote to memory of 1884	4436	a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe	84
PID 4436 wrote to memory of 1884	4436	a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe	84
PID 4436 wrote to memory of 1884	4436	a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe	84
PID 1884 wrote to memory of 3844	1884	x2829041.exe	85
PID 1884 wrote to memory of 3844	1884	x2829041.exe	85
PID 1884 wrote to memory of 3844	1884	x2829041.exe	85
PID 3844 wrote to memory of 2192	3844	x5402789.exe	86
PID 3844 wrote to memory of 2192	3844	x5402789.exe	86
PID 3844 wrote to memory of 2192	3844	x5402789.exe	86

C:\Users\Admin\AppData\Local\Temp\a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe
"C:\Users\Admin\AppData\Local\Temp\a1144926e24c781c777900562b9e5c4a63152e9fdb599de379ad953a5b8396fa.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4436
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x2829041.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x2829041.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1884
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5402789.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5402789.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:3844
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f4097970.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f4097970.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:2192

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\x2829041.exe

Filesize
750KB

MD5
1b59a5c318367a187cad11a46a5fe929

SHA1
a2197d2d100d0be0d9429291ece540a4ab0e1249

SHA256
e4c22bca2960c535a907558d14a3ac53cba2cd0d857f81e587bfede8c6bd9148

SHA512
3f64d774a55f0c4448cd033329ddf6a6bb03fc2ba266bac9d4dc959261327f0438f83327c69f53b1d19141d294808e4954bbd27ca606a9678ac786c16e349a1a

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x5402789.exe

Filesize
304KB

MD5
64ca257ff3e8a8d28d2c400e07581e19

SHA1
31434adb50248b4c20e562c238e8e81b220b10b5

SHA256
e1326efc619cdc8372d0e96c0134f474c44a0916a091b6f3f4221198d7983ff6

SHA512
85c5e6c34fc16a788e7e1224658bf831b3a1dfe3766f4660761fa53d68f974b71546c4030d1951082e47a99347af21538fb87e89984c6217907c793e05bac69d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f4097970.exe

Filesize
145KB

MD5
842c86c61f47ca09c937cbe6e3562757

SHA1
316fbcdf3d46f0ff06aa747f8cc38c9df80e8d2a

SHA256
d18e32d6b3f4b2b0b5ad89a27246338ed3889e5079c2604f36c528c7ab9132c8

SHA512
106c7aa3e9c032e261260b853b18d992aafdd70a55a6b90a3b7325d2d445c674398353319ae51e3a316d34864d94996d4e5a570e26c3704cb55a23a13dea69bd

Download Submit
memory/2192-21-0x00000000000D0000-0x00000000000FA000-memory.dmp

Filesize
168KB

Download
memory/2192-22-0x0000000004F40000-0x0000000005558000-memory.dmp

Filesize
6.1MB

Download
memory/2192-23-0x0000000004A60000-0x0000000004B6A000-memory.dmp

Filesize
1.0MB

Download
memory/2192-24-0x0000000004990000-0x00000000049A2000-memory.dmp

Filesize
72KB

Download
memory/2192-25-0x00000000049F0000-0x0000000004A2C000-memory.dmp

Filesize
240KB

Download
memory/2192-26-0x0000000004B70000-0x0000000004BBC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads