redline | 6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794

General

Target

6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe
Size

376KB
MD5

581fc2c68d8e938889cdfe8ffe615ab1
SHA1

19f95db7d6de559f93aff8a5789ab86761b844fa
SHA256

6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794
SHA512

630d00d32605c65fe0d81f14ebb44a9deae5cbc786a60f6b8c3805aea5dc2a01710d43707eb0c84fafe6161870281b5e11053bd231ec0ece28ce767a8c374370
SSDEEP

6144:Kcy+bnr+Cp0yN90QEd6ZKmzpE6MIjeWEmZlTemGdyrSs+fD6wvfAzZDamybj1Jqv:oMr2y90fKKAmClTriy3oDLqXyNMv

Score

10^/10

redline discovery infostealer persistence

Malware Config

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/0x000b000000023b6b-12.dat	family_redline
behavioral1/memory/932-15-0x00000000001E0000-0x0000000000208000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4348	x1964448.exe
932	g2987729.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_cleanup1 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP001.TMP\\\""	x1964448.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\\\""	6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.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	6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x1964448.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g2987729.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3712 wrote to memory of 4348	3712	6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe	83
PID 3712 wrote to memory of 4348	3712	6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe	83
PID 3712 wrote to memory of 4348	3712	6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe	83
PID 4348 wrote to memory of 932	4348	x1964448.exe	84
PID 4348 wrote to memory of 932	4348	x1964448.exe	84
PID 4348 wrote to memory of 932	4348	x1964448.exe	84

C:\Users\Admin\AppData\Local\Temp\6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe
"C:\Users\Admin\AppData\Local\Temp\6266464b35b7c259b2fcb109cf50e9f9fd28ceca83c056b8cddbfbcd6e9ca794.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3712
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1964448.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x1964448.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4348
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2987729.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2987729.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:932

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\x1964448.exe

Filesize
204KB

MD5
ef6b2f1c29b02415f884e685883fa1e8

SHA1
5f1c477f69551deabca39f5440bcd95517ca73f6

SHA256
b41001c992fc00316ac1b78dd9f6a098880985fb3cf0d19c680b14bc905706fb

SHA512
70a70896bdc32ffee9fb83e25142222cd50db0f4a91d99781f2353a05000446d90441547a032f9398dc9c980e7bbdf2fcc25f46a7b11242441f2b9ea7732a1ca

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2987729.exe

Filesize
136KB

MD5
8f30f7f88229560306c5959c605316de

SHA1
36f26a905a9743f6dd1608e39b37d1116cafcc0a

SHA256
3a616b322cc7ca87e349b8ceabb92062ed0388308d1f9221e9cdb6f65c86b6f7

SHA512
267d0f3954c416dc994e3c3e6790f6997598b71fdb7172e87265b31b7593fb29e9eb4cc295a38b969d1f2aa131b5a67525e0f4bb51a61a3dd82b7c63b867f9a0

Download Submit
memory/932-14-0x0000000073E0E000-0x0000000073E0F000-memory.dmp

Filesize
4KB

Download
memory/932-15-0x00000000001E0000-0x0000000000208000-memory.dmp

Filesize
160KB

Download
memory/932-16-0x0000000007610000-0x0000000007C28000-memory.dmp

Filesize
6.1MB

Download
memory/932-17-0x0000000007080000-0x0000000007092000-memory.dmp

Filesize
72KB

Download
memory/932-18-0x00000000071B0000-0x00000000072BA000-memory.dmp

Filesize
1.0MB

Download
memory/932-20-0x0000000073E00000-0x00000000745B0000-memory.dmp

Filesize
7.7MB

Download
memory/932-19-0x00000000070E0000-0x000000000711C000-memory.dmp

Filesize
240KB

Download
memory/932-21-0x00000000024A0000-0x00000000024EC000-memory.dmp

Filesize
304KB

Download
memory/932-22-0x0000000073E0E000-0x0000000073E0F000-memory.dmp

Filesize
4KB

Download
memory/932-23-0x0000000073E00000-0x00000000745B0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads