redline | ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160

General

Target

ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe
Size

479KB
MD5

ea3869096e4c36e76044fe77068064ef
SHA1

0b6359a24dc32a4684859f0bbb16aaf417d0394b
SHA256

ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160
SHA512

e2d7cbb1073cde966124cd82b48303a50dffd279bf829cb3430f6a3d7bd9c85f6d5efcb328835cd09f6864bb920893cd761fd4f806cb02bf122da6f146800af9
SSDEEP

12288:JMrcy908ErXs4YGK9roGthHZ5HJeOaB0Ek:5yFErX9Yh9om5pJelBxk

Score

10^/10

redline diwer discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

diwer

C2

217.196.96.101:4132

Attributes

auth_value
42abfa9e4f2e290c8bdbc776fd9bb6ad

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/0x0008000000023cbe-12.dat	family_redline
behavioral1/memory/4864-15-0x00000000005C0000-0x00000000005F0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4276	x6892095.exe
4864	g1504054.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\\\""	ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.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\\\""	x6892095.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	x6892095.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g1504054.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 808 wrote to memory of 4276	808	ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe	83
PID 808 wrote to memory of 4276	808	ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe	83
PID 808 wrote to memory of 4276	808	ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe	83
PID 4276 wrote to memory of 4864	4276	x6892095.exe	84
PID 4276 wrote to memory of 4864	4276	x6892095.exe	84
PID 4276 wrote to memory of 4864	4276	x6892095.exe	84

C:\Users\Admin\AppData\Local\Temp\ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe
"C:\Users\Admin\AppData\Local\Temp\ca21048767395905b9c6dd242c18cf05a86b0c70576d8a66e974f835648ee160.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:808
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6892095.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6892095.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4276
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1504054.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1504054.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4864

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\x6892095.exe

Filesize
307KB

MD5
b9afd3638633c2de4f0aed406e5d5800

SHA1
b60898d5652874731935c64490ab26aeeb8c1066

SHA256
14d1afa350dbc798dff9696c2f06d4453657b8588a9aa4bd875a4f996414c457

SHA512
5b97d359f0cd80bb0d17b18f7d5c50374eb98f303b3313989b6e3cd8c3e97dcab6df55be582abe27ece479425fc2eb7bd798cccdd880b574e21631c8592bd310

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1504054.exe

Filesize
168KB

MD5
23d32f5946972aa9075f2e1e8ac1aa9d

SHA1
e2775c594a9b307e1290f740354aba104ff5333a

SHA256
e8440ef3f8fd8af68e87fa67daa55b41b8fc114c83b5bed94dd4dcd3b6254ca2

SHA512
aedd4977e11fc6050ef99e4d697dc43a26a0fda100d5e2a8d953cde560a75e9a365f57b81aac68c70db5cf8bca352d71c304c7afb1051ef48e8f6ebb6aa0efad

Download Submit
memory/4864-14-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/4864-15-0x00000000005C0000-0x00000000005F0000-memory.dmp

Filesize
192KB

Download
memory/4864-16-0x0000000002AD0000-0x0000000002AD6000-memory.dmp

Filesize
24KB

Download
memory/4864-17-0x0000000005670000-0x0000000005C88000-memory.dmp

Filesize
6.1MB

Download
memory/4864-18-0x0000000005160000-0x000000000526A000-memory.dmp

Filesize
1.0MB

Download
memory/4864-19-0x0000000005080000-0x0000000005092000-memory.dmp

Filesize
72KB

Download
memory/4864-20-0x0000000074260000-0x0000000074A10000-memory.dmp

Filesize
7.7MB

Download
memory/4864-21-0x00000000050E0000-0x000000000511C000-memory.dmp

Filesize
240KB

Download
memory/4864-22-0x0000000005270000-0x00000000052BC000-memory.dmp

Filesize
304KB

Download
memory/4864-23-0x000000007426E000-0x000000007426F000-memory.dmp

Filesize
4KB

Download
memory/4864-24-0x0000000074260000-0x0000000074A10000-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