redline | 9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22

General

Target

9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe
Size

479KB
MD5

3115590e625254a3d9bf4252bf995659
SHA1

9f8a45cb9e5050e5e709fd8b491462106caa5c4d
SHA256

9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22
SHA512

52a33a82f3b8c5dfd7b50f8a15a75f56298b14214464be3af84196264f9badf9e14005bbca0b0234e24b41509f92f5af4f4b92a92b3d22e780466fb0ce31b5e4
SSDEEP

12288:JMrey90/Itjl4VEGmE/DU8tJeRk7vZwu/0wuHLoA3:3yVllax/DU8tb7vZv8oA3

Score

10^/10

redline dumud discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

dumud

C2

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

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/0x000b000000023b7d-12.dat	family_redline
behavioral1/memory/2296-15-0x00000000001F0000-0x0000000000220000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1672	x8820949.exe
2296	g2665186.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\\\""	9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.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\\\""	x8820949.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	9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x8820949.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g2665186.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 1672	1920	9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe	85
PID 1920 wrote to memory of 1672	1920	9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe	85
PID 1920 wrote to memory of 1672	1920	9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe	85
PID 1672 wrote to memory of 2296	1672	x8820949.exe	86
PID 1672 wrote to memory of 2296	1672	x8820949.exe	86
PID 1672 wrote to memory of 2296	1672	x8820949.exe	86

C:\Users\Admin\AppData\Local\Temp\9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe
"C:\Users\Admin\AppData\Local\Temp\9c5531b0156a8265a745d0c900a939664f503577f72e47b7cd753dd4b7c36a22.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1920
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x8820949.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x8820949.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1672
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2665186.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2665186.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2296

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\x8820949.exe

Filesize
307KB

MD5
7bc566d9f6979bd09588fe19680ad101

SHA1
69e27c8a05086d2ff9c701cedadeb5cad3ce75e5

SHA256
ea78e18194d4e55c19daae6fbd67dbe9749345ea77181ee68f16f33919e30a48

SHA512
89b0e392fa678d202e7ca78fc2b8376a40f2384153034b212a8ea976ec56f944fab8e0f2a0254738714a80e69c9b6901f7b0fb48fcd1bf9534a10ec2a8345534

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2665186.exe

Filesize
168KB

MD5
87c8a60b213a67a34fae0a6e93875b77

SHA1
9b7d25e39cb59f687e4ad03181a5f4c1862e5339

SHA256
e3c26fa9641abbf34f45e01fae3ce46860253f205eefe9a9df3a27a4cb8e22c8

SHA512
ea3c48afc2c41d184d8aabf28be0866e1331587f87a554252777156f434d1235e323db5ae19ab09eb5016d56982f8ada89a452604a7cbf4f8c87aa1f80333065

Download Submit
memory/2296-14-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/2296-15-0x00000000001F0000-0x0000000000220000-memory.dmp

Filesize
192KB

Download
memory/2296-16-0x0000000004A10000-0x0000000004A16000-memory.dmp

Filesize
24KB

Download
memory/2296-17-0x000000000A580000-0x000000000AB98000-memory.dmp

Filesize
6.1MB

Download
memory/2296-18-0x000000000A070000-0x000000000A17A000-memory.dmp

Filesize
1.0MB

Download
memory/2296-19-0x0000000009F90000-0x0000000009FA2000-memory.dmp

Filesize
72KB

Download
memory/2296-20-0x0000000073F60000-0x0000000074710000-memory.dmp

Filesize
7.7MB

Download
memory/2296-21-0x0000000009FF0000-0x000000000A02C000-memory.dmp

Filesize
240KB

Download
memory/2296-22-0x00000000044E0000-0x000000000452C000-memory.dmp

Filesize
304KB

Download
memory/2296-23-0x0000000073F6E000-0x0000000073F6F000-memory.dmp

Filesize
4KB

Download
memory/2296-24-0x0000000073F60000-0x0000000074710000-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