redline | 8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6

General

Target

8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe
Size

554KB
MD5

54e726e0aa3d637b9c949d5d5181ad9d
SHA1

baffc8d1751e2e486d500873ef86d5b62938c5d4
SHA256

8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6
SHA512

6ffab677e38662103e0a1fb875aaa84c8ca160a7900437c29e940c656c4197971ced3864fd4bfe4c55ebd30c5ce96a74f479a6f35599816e4fbfddbba7944f5a
SSDEEP

12288:IMrey90KOI60jRVynvmMay29AqublNBCgJRqNSQ+qtzYy5eEi:myzA0N4neML29r7kqNSQ+qt35O

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

Processes:

resource	yara_rule
behavioral1/files/0x0008000000023cbf-12.dat	family_redline
behavioral1/memory/456-15-0x0000000000BF0000-0x0000000000C20000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

Processes:

x3741121.exeg3475140.exe

pid	Process
3948	x3741121.exe
456	g3475140.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exex3741121.exe

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\\\""	8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.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\\\""	x3741121.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

Processes:

8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exex3741121.exeg3475140.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x3741121.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g3475140.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exex3741121.exe

description	pid	Process	procid_target
PID 4780 wrote to memory of 3948	4780	8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe	83
PID 4780 wrote to memory of 3948	4780	8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe	83
PID 4780 wrote to memory of 3948	4780	8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe	83
PID 3948 wrote to memory of 456	3948	x3741121.exe	84
PID 3948 wrote to memory of 456	3948	x3741121.exe	84
PID 3948 wrote to memory of 456	3948	x3741121.exe	84

C:\Users\Admin\AppData\Local\Temp\8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe
"C:\Users\Admin\AppData\Local\Temp\8e6ffebcd51b14b8af3e89cb81016ebc82af36fd6e7087299bf61dc6d64803c6.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4780
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3741121.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3741121.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3948
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g3475140.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g3475140.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:456

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\x3741121.exe

Filesize
383KB

MD5
7db40b0622985dd49ca35a7c0ab9a09c

SHA1
a346af7043cfc5cdf6f8a3ad69a7c6f6f9517b8f

SHA256
a18c8cc1f82290b3cac61245cd835d6c0e1a088024ee5d2b7f8deef5f1c180c8

SHA512
73c563c63a3810dd57c230624da357efa210687b4601263eff3eafd682b51d410f7363a6c0ac870b72a5a40c05b8f429c57e1cb77ada03fddc0e12a23015c320

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g3475140.exe

Filesize
169KB

MD5
d61ac13c8360398efe9c7b0da20f77df

SHA1
8ccbe0f129a659cb3f2f56035c520f77b6024673

SHA256
fa9c2048e510f9cab15ba0d728f8ea3be6ef45f3eacb279eae2fba7622e852f9

SHA512
cc944f0a69cef556666dc6c0220014b32f2f4f92e2ac455171d13df0afd8be7cc669530adc5ef306f416b7e927d7f2666d0a3e655f8a6bf95b7405f0e4743976

Download Submit
memory/456-14-0x00000000740AE000-0x00000000740AF000-memory.dmp

Filesize
4KB

Download
memory/456-15-0x0000000000BF0000-0x0000000000C20000-memory.dmp

Filesize
192KB

Download
memory/456-16-0x0000000002FC0000-0x0000000002FC6000-memory.dmp

Filesize
24KB

Download
memory/456-17-0x0000000005CD0000-0x00000000062E8000-memory.dmp

Filesize
6.1MB

Download
memory/456-18-0x00000000057C0000-0x00000000058CA000-memory.dmp

Filesize
1.0MB

Download
memory/456-19-0x00000000056B0000-0x00000000056C2000-memory.dmp

Filesize
72KB

Download
memory/456-20-0x0000000005710000-0x000000000574C000-memory.dmp

Filesize
240KB

Download
memory/456-21-0x00000000740A0000-0x0000000074850000-memory.dmp

Filesize
7.7MB

Download
memory/456-22-0x0000000005760000-0x00000000057AC000-memory.dmp

Filesize
304KB

Download
memory/456-23-0x00000000740AE000-0x00000000740AF000-memory.dmp

Filesize
4KB

Download
memory/456-24-0x00000000740A0000-0x0000000074850000-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