redline | 759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f

General

Target

759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe
Size

566KB
MD5

a6377434b1719c4ea3ffcd8c60ef78f3
SHA1

49eceeb4d7b25bb0005cdc964e7d0a73c924f49a
SHA256

759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f
SHA512

eb10d8f495fcc931f0700f0d05e6f528317eb84e55ce7be148405d059b3b0153ebda971ef5f166903b24c2f3770fcb26c4d40f82ec06d641fc1bf1c516ff9d1e
SSDEEP

12288:GMrSy90lO7xCcHMgtfMSFkzlii9bd2yHMfFkZr:EyIyxCUM6UbzLbd26iFkx

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/0x000b000000023b87-12.dat	family_redline
behavioral1/memory/5036-15-0x0000000000C20000-0x0000000000C50000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3024	y3521641.exe
5036	k6469637.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\\\""	759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.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\\\""	y3521641.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	759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y3521641.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k6469637.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1996 wrote to memory of 3024	1996	759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe	83
PID 1996 wrote to memory of 3024	1996	759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe	83
PID 1996 wrote to memory of 3024	1996	759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe	83
PID 3024 wrote to memory of 5036	3024	y3521641.exe	84
PID 3024 wrote to memory of 5036	3024	y3521641.exe	84
PID 3024 wrote to memory of 5036	3024	y3521641.exe	84

C:\Users\Admin\AppData\Local\Temp\759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe
"C:\Users\Admin\AppData\Local\Temp\759aa53d2eb60b3b4931ba156b5f43893468567db2bdc65f3c0419b36e3aae7f.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1996
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3521641.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3521641.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3024
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6469637.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6469637.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5036

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\y3521641.exe

Filesize
308KB

MD5
804a94a9eba2897e1cf8782f95ce4129

SHA1
8364112898b6c96d31db770141a972b4213b59ab

SHA256
6685f7ab0d0c3d70dfa715665f01707e70ad2af4344a37c133569bff765d061e

SHA512
cfe179b16d0ffda0e50dbf3f4f9e43ce6e2ef5d88682e8d524d97f181f428dc410c5a72ef54bfbbbd4dbea868ccca253da55be9991ac0aaa570c9a80bcf14f17

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k6469637.exe

Filesize
168KB

MD5
a29d65f05d530bfa0f83d075884aab31

SHA1
cfa891bd85f334f09476182c855710180738f2bc

SHA256
712f88570df72daa7e6046907855be639b21f157d8f876ff8e43aa154f55a3e0

SHA512
ddcdf6798211ecf9129fff6e7ca464d7bcdf02ac39ac2af3edf1b7a825435a16e1adf0ea52e9abbb55f08eb36f6fa6f4164b63d6d784cf0c6dc77b4f6ad2a59a

Download Submit
memory/5036-14-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/5036-15-0x0000000000C20000-0x0000000000C50000-memory.dmp

Filesize
192KB

Download
memory/5036-16-0x0000000002FF0000-0x0000000002FF6000-memory.dmp

Filesize
24KB

Download
memory/5036-17-0x0000000005C40000-0x0000000006258000-memory.dmp

Filesize
6.1MB

Download
memory/5036-18-0x0000000005730000-0x000000000583A000-memory.dmp

Filesize
1.0MB

Download
memory/5036-19-0x0000000005590000-0x00000000055A2000-memory.dmp

Filesize
72KB

Download
memory/5036-21-0x0000000074610000-0x0000000074DC0000-memory.dmp

Filesize
7.7MB

Download
memory/5036-20-0x0000000005620000-0x000000000565C000-memory.dmp

Filesize
240KB

Download
memory/5036-22-0x0000000005660000-0x00000000056AC000-memory.dmp

Filesize
304KB

Download
memory/5036-23-0x000000007461E000-0x000000007461F000-memory.dmp

Filesize
4KB

Download
memory/5036-24-0x0000000074610000-0x0000000074DC0000-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