redline | 26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058

General

Target

26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe
Size

1.1MB
MD5

f1d5a450941d9bf1e4c055b6aab5a1e0
SHA1

2fb1f516ebc4bfc7c3e806de6357a36d305ca56d
SHA256

26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058
SHA512

600b076096eadb3c182b121f58df3b87e9e6163b2b0b8e53a981fb6623fcd69c9fcb92a901484dd2845b19ad0b4bef94766c6dd66b3a51eb43f731d107f94701
SSDEEP

24576:Yyser7DemRiPiC+zCGN4QqaMvhBP57WatuvBQH+hV:fsebeMJ5CG3QBPtWatuvB8

Score

10^/10

redline doma discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

doma

C2

185.161.248.75:4132

Attributes

auth_value
8be53af7f78567706928d0abef953ef4

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/0x0008000000023c9a-20.dat	family_redline
behavioral1/memory/4084-21-0x0000000000100000-0x000000000012A000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 3 IoCs

pid	Process
1512	x6114476.exe
2932	x7662038.exe
4084	f7374462.exe

Adds Run key to start application 2 TTPs 3 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\\\""	26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.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\\\""	x6114476.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup2 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP002.TMP\\\""	x7662038.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x6114476.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x7662038.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7374462.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3884 wrote to memory of 1512	3884	26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe	83
PID 3884 wrote to memory of 1512	3884	26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe	83
PID 3884 wrote to memory of 1512	3884	26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe	83
PID 1512 wrote to memory of 2932	1512	x6114476.exe	85
PID 1512 wrote to memory of 2932	1512	x6114476.exe	85
PID 1512 wrote to memory of 2932	1512	x6114476.exe	85
PID 2932 wrote to memory of 4084	2932	x7662038.exe	86
PID 2932 wrote to memory of 4084	2932	x7662038.exe	86
PID 2932 wrote to memory of 4084	2932	x7662038.exe	86

C:\Users\Admin\AppData\Local\Temp\26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe
"C:\Users\Admin\AppData\Local\Temp\26d6e5ad51c7f6703838fc810b18e9afb1c9dcacf62c89c7bac3b88b30bc3058.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3884
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6114476.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x6114476.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1512
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7662038.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7662038.exe
    3⤵
    - Executes dropped EXE
    - Adds Run key to start application
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2932
  - - C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f7374462.exe
      C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f7374462.exe
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      PID:4084

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\x6114476.exe

Filesize
749KB

MD5
d2a9e7cea966a4c9f0eb648dfe5306bc

SHA1
2ef604e25e3cd62d9d72ae9eb9335d009e5973a3

SHA256
94619c7e37ea7c20fd45f22eb51b394855b92d699f4c0aa8d91e238bbe85a8f7

SHA512
69ebd4a88b5bebf3b18bf31bba5a740dad0af8a311b2dbc278abbd017ef5b6c2bd9f5289a461d8e9e921f4d60ba621780570c6ffa2588e5a68aa5fee5cbb7c8b

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\x7662038.exe

Filesize
305KB

MD5
bc5ad3f8d6f5519baf334fefacc78ceb

SHA1
d133519bc8727218a953f12ae1485191cae24ad6

SHA256
49a83727a36bcb37fc8fac266ee83332e4180e3f4b3b135862ad3297df9b8da7

SHA512
ac62b7641b78b29e1afe935d28e58b5cd832ab11f2822c9ead84e9097d7db3863922b0310578595b85d77de52388c5369827bcc2eb0e7b813a71dffebc59592d

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP002.TMP\f7374462.exe

Filesize
145KB

MD5
f8f18c847ce47d27251aea154878ef57

SHA1
1eb31bba109e7fad55b59fff3992867238710e8b

SHA256
15a611dd895c0a955798bcd686e2cae7c1d53a267bb8e15d20be9e5326ee964f

SHA512
15e7677a8061e5804d1a7a46afb3ccbb461c0077279a6d85398547f6e0b1d0bcb4e8314ae9d9c7f78d5b7453e2e0e74294c486ba2ee397117dccca747d36eaf9

Download Submit
memory/4084-21-0x0000000000100000-0x000000000012A000-memory.dmp

Filesize
168KB

Download
memory/4084-22-0x0000000004FA0000-0x00000000055B8000-memory.dmp

Filesize
6.1MB

Download
memory/4084-23-0x0000000004A90000-0x0000000004B9A000-memory.dmp

Filesize
1.0MB

Download
memory/4084-24-0x00000000049C0000-0x00000000049D2000-memory.dmp

Filesize
72KB

Download
memory/4084-25-0x0000000004A20000-0x0000000004A5C000-memory.dmp

Filesize
240KB

Download
memory/4084-26-0x0000000004BA0000-0x0000000004BEC000-memory.dmp

Filesize
304KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads