redline | 1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0

General

Target

1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe
Size

843KB
MD5

bebcbf9acb801cf5fae814f2ebb07ea0
SHA1

a00ed1d415fbc17e15f226f86ff8b3dd79fd9b35
SHA256

1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0
SHA512

265b1186a175929b57c19448330ad0ced3ce28c24dbeb3a732fa78767e1b8e46c5fa6ba44036b7f58c007120e57079b0e840af3757a1754773fa1e8d9cd677e6
SSDEEP

12288:1y90dA89VpKtsg5ArlyU3Z5qZf8GnvSqeix8gY7C+fdrAvKJy9Xhr83xdv2:1y69VpKf5xr56qeiJYdACs9XIdv2

Score

10^/10

redline most discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

most

C2

185.161.248.73:4164

Attributes

auth_value
7da4dfa153f2919e617aa016f7c36008

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
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a79636471.exe	family_redline
behavioral1/memory/2180-15-0x0000000000B30000-0x0000000000B60000-memory.dmp	family_redline

Redline family
redline
Executes dropped EXE 2 IoCs

Processes:

i63858076.exea79636471.exe

pid process

3796 i63858076.exe
2180 a79636471.exe

pid	process
3796	i63858076.exe
2180	a79636471.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exei63858076.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\\\""	1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.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\\\""	i63858076.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:

1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exei63858076.exea79636471.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	i63858076.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	a79636471.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exei63858076.exe

description	pid	process	target process
PID 4572 wrote to memory of 3796	4572	1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe	i63858076.exe
PID 4572 wrote to memory of 3796	4572	1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe	i63858076.exe
PID 4572 wrote to memory of 3796	4572	1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe	i63858076.exe
PID 3796 wrote to memory of 2180	3796	i63858076.exe	a79636471.exe
PID 3796 wrote to memory of 2180	3796	i63858076.exe	a79636471.exe
PID 3796 wrote to memory of 2180	3796	i63858076.exe	a79636471.exe

C:\Users\Admin\AppData\Local\Temp\1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe
"C:\Users\Admin\AppData\Local\Temp\1f3283e83182a3aebad7eeb251aaca026bff54bdcb2743dd8b5df1451c8594a0N.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4572
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i63858076.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i63858076.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3796
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a79636471.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a79636471.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2180

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\i63858076.exe

Filesize
371KB

MD5
f00e0f01f5fe9b84e565e66f719eed2e

SHA1
8c6933959849776d2796a2af82480a034f4b2f12

SHA256
8876d94d18b69608251cd71ed92a978c832dec275edb9ca5b0bfeb4a5e58afeb

SHA512
e0a5f68cb6a06dd691cd9a6e0f7d35e3672ce1daf1a3275fc283ae470139378dba1729d85f18c1b07f008255714535185b7a9bd211f00d34be02745885edd1f7

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\a79636471.exe

Filesize
169KB

MD5
f33779627e4b67dcea807cd86262651b

SHA1
e77cea9a5ac45f6608726a139c2ee681202cb095

SHA256
e09a78ebbfaccd985555925e2fe618b4d69366b09aea2688a3cf382ea7375ccd

SHA512
b44a0f856070e337ca235438de6dc10598b362cdb0a862ab76e4b3fddca11d89a5d1bb3c1678a3a5de0f184416f9286a3b5d4c520a65cbc9cf3a104a1d5dc02f

Download Submit
memory/2180-14-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/2180-15-0x0000000000B30000-0x0000000000B60000-memory.dmp

Filesize
192KB

Download
memory/2180-16-0x0000000005410000-0x0000000005416000-memory.dmp

Filesize
24KB

Download
memory/2180-17-0x0000000005AF0000-0x0000000006108000-memory.dmp

Filesize
6.1MB

Download
memory/2180-18-0x00000000055E0000-0x00000000056EA000-memory.dmp

Filesize
1.0MB

Download
memory/2180-19-0x00000000054A0000-0x00000000054B2000-memory.dmp

Filesize
72KB

Download
memory/2180-20-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download
memory/2180-21-0x0000000005510000-0x000000000554C000-memory.dmp

Filesize
240KB

Download
memory/2180-22-0x0000000005560000-0x00000000055AC000-memory.dmp

Filesize
304KB

Download
memory/2180-23-0x000000007495E000-0x000000007495F000-memory.dmp

Filesize
4KB

Download
memory/2180-24-0x0000000074950000-0x0000000075100000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads