redline | 9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430

General

Target

9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe
Size

565KB
MD5

76511fc8eb651a3ec5ac8091740a1276
SHA1

406fe03707bce088062f69b7217b1d6bba9c84ec
SHA256

9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430
SHA512

bea711095d60a37e0f63444fed0a3096d6ad20672a749e6151e98900fb0dd7e3706ade51691ac553d3d97cb9cce7902e8174c33e9f2e733505c6d0838676ac1e
SSDEEP

12288:3Mr2y90tlhHIq6RcGTgQHvgazf3Ku+mV2U0tC6QJZYPB:dymlZev5f3KEEUlZYJ

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

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/0x000b000000023b92-12.dat	family_redline
behavioral1/memory/3108-15-0x0000000000540000-0x0000000000570000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1376	y3510623.exe
3108	k2203703.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\\\""	9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.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\\\""	y3510623.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	9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y3510623.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k2203703.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2224 wrote to memory of 1376	2224	9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe	83
PID 2224 wrote to memory of 1376	2224	9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe	83
PID 2224 wrote to memory of 1376	2224	9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe	83
PID 1376 wrote to memory of 3108	1376	y3510623.exe	84
PID 1376 wrote to memory of 3108	1376	y3510623.exe	84
PID 1376 wrote to memory of 3108	1376	y3510623.exe	84

C:\Users\Admin\AppData\Local\Temp\9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe
"C:\Users\Admin\AppData\Local\Temp\9e3ee3ffb177714fd55fe71ae62ef45f97caba3740b25f25b6a14e2719c02430.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2224
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3510623.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3510623.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1376
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2203703.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2203703.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3108

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\y3510623.exe

Filesize
307KB

MD5
b31ea48e338d6e106ade0f30e88b9dd9

SHA1
391e7c2c5fa677cec639c0c7516c4c0bebbd436b

SHA256
dbeb38733a8f5c91a5dc671378e95ed97e350c2de618b99cc927a2fcaf64b2d4

SHA512
20adad18fcef8bae775b1cbb74e1f80cc97e57a593437fe7e58489ca49516688b1fc400adce67128c013faac665dc2f2058511d6ae01d6be3aa3118730e18bbb

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k2203703.exe

Filesize
168KB

MD5
e62292a7e335e1808e7a607560ea0d0f

SHA1
9559069fb782d80c4ec18566fdaab3ee494c94cb

SHA256
806418df18b6afc0fe417b02744b7ae5dc604ab992fffa9994f7ba70881e2a44

SHA512
1b1222dd90a68ef2d8be9da9087baf92f2587b3fc66875d0a73d366d468b6db4dae4001414b172a6173a7f852049ffe517500ba9feec6c4b8e6cbaa7f2c7ed65

Download Submit
memory/3108-14-0x0000000073CEE000-0x0000000073CEF000-memory.dmp

Filesize
4KB

Download
memory/3108-15-0x0000000000540000-0x0000000000570000-memory.dmp

Filesize
192KB

Download
memory/3108-16-0x00000000027D0000-0x00000000027D6000-memory.dmp

Filesize
24KB

Download
memory/3108-17-0x000000000A8F0000-0x000000000AF08000-memory.dmp

Filesize
6.1MB

Download
memory/3108-18-0x000000000A3E0000-0x000000000A4EA000-memory.dmp

Filesize
1.0MB

Download
memory/3108-19-0x000000000A2F0000-0x000000000A302000-memory.dmp

Filesize
72KB

Download
memory/3108-20-0x000000000A350000-0x000000000A38C000-memory.dmp

Filesize
240KB

Download
memory/3108-21-0x0000000073CE0000-0x0000000074490000-memory.dmp

Filesize
7.7MB

Download
memory/3108-22-0x00000000026D0000-0x000000000271C000-memory.dmp

Filesize
304KB

Download
memory/3108-23-0x0000000073CEE000-0x0000000073CEF000-memory.dmp

Filesize
4KB

Download
memory/3108-24-0x0000000073CE0000-0x0000000074490000-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