redline | 8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e

General

Target

8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe
Size

537KB
MD5

0803ce5fd5808634c5259671565fa46d
SHA1

078ada03865ee4f58e3e1ff6c9a5cbc664660ae8
SHA256

8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e
SHA512

d868d87655bff0efea704227c0ef45f66a22b60f3cf379f94c192583fba9a8e0e9265a369fd4e5369078255278ee6840cd7735814fe9bce6b6ba759729d13113
SSDEEP

12288:3Mrly903DxW5rgGYxqzzYnCDFwlYJRitvWeaT5V04:2ytcnqnilIi2v

Score

10^/10

redline fuka discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

fuka

C2

193.233.20.11:4131

Attributes

auth_value
90eef520554ef188793d77ecc34217bf

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/0x0008000000023c8c-12.dat	family_redline
behavioral1/memory/2512-15-0x0000000000310000-0x0000000000342000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4512	duV62.exe
2512	aSf44.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\\\""	8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.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\\\""	duV62.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	8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	duV62.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	aSf44.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 4512	1488	8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe	83
PID 1488 wrote to memory of 4512	1488	8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe	83
PID 1488 wrote to memory of 4512	1488	8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe	83
PID 4512 wrote to memory of 2512	4512	duV62.exe	84
PID 4512 wrote to memory of 2512	4512	duV62.exe	84
PID 4512 wrote to memory of 2512	4512	duV62.exe	84

C:\Users\Admin\AppData\Local\Temp\8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe
"C:\Users\Admin\AppData\Local\Temp\8ea30b100c07d472eb3589a40bcef9eb84a4be98b7774c087cfcb94e1122147e.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1488
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\duV62.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\duV62.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4512
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aSf44.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aSf44.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2512

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\duV62.exe

Filesize
202KB

MD5
157a5e578fb141bf37fd673622b67503

SHA1
844d3f7bf1483dcb09af48a4dc47a8f357e85c6c

SHA256
b53a5b4e9c3939234ee39ee1077737e067c0d6262066141083fbd5eca07d9b57

SHA512
3d7495037c1929a2ef40a36dc9e27a3b8bf9992313492fa9d4c9286501ba044b9801ae580415c93a8f2cdc6d0191efeb0044dd39a13409b0c137a10ca6abe8aa

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\aSf44.exe

Filesize
175KB

MD5
4c35cfbd12826cedb7982ab4e1763a6a

SHA1
1496bd1d1981d8bf38cf98cdd4aa47020ffe9303

SHA256
8020580744f6861a611e99ba17e92751499e4b0f013d66a103fb38c5f256bbb2

SHA512
5e55022ab3b5a49ba3695062b7db3fa920aa9e3653e52e5a556caeed2d8f217457ae472eb2cf3da32f4332fba52b9b1d4e8b42e09793c1f3bf970dcbce35566c

Download Submit
memory/2512-14-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download
memory/2512-15-0x0000000000310000-0x0000000000342000-memory.dmp

Filesize
200KB

Download
memory/2512-16-0x0000000005160000-0x0000000005778000-memory.dmp

Filesize
6.1MB

Download
memory/2512-17-0x0000000004CB0000-0x0000000004DBA000-memory.dmp

Filesize
1.0MB

Download
memory/2512-18-0x0000000004BE0000-0x0000000004BF2000-memory.dmp

Filesize
72KB

Download
memory/2512-19-0x0000000004C40000-0x0000000004C7C000-memory.dmp

Filesize
240KB

Download
memory/2512-20-0x0000000004DC0000-0x0000000004E0C000-memory.dmp

Filesize
304KB

Download
memory/2512-21-0x00000000741FE000-0x00000000741FF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads