redline | acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b

General

Target

acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe
Size

476KB
MD5

5eaa3f1fcb2df8bce4a2aa5ca91eb4f6
SHA1

9543231b1aaac980e527f03912c81d41d4d3479a
SHA256

acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b
SHA512

1c392fb9d3a368c829b904fe588752d01a337220ceea8be3473b45ecd96e4fe4fe14531de3bbcc8b48021eea45501c3d9fa923fb9589615ab8df6a57aadb8493
SSDEEP

12288:QMrcy902gHh00VDXvKIrW0iuEU+8h5XO8T0:cy9CvVDDiCH5Tg

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/0x0008000000023cae-12.dat	family_redline
behavioral1/memory/1652-15-0x0000000000A00000-0x0000000000A32000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2172	dHl15.exe
1652	arU19.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\\\""	acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.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\\\""	dHl15.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	acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	dHl15.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	arU19.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2700 wrote to memory of 2172	2700	acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe	83
PID 2700 wrote to memory of 2172	2700	acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe	83
PID 2700 wrote to memory of 2172	2700	acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe	83
PID 2172 wrote to memory of 1652	2172	dHl15.exe	84
PID 2172 wrote to memory of 1652	2172	dHl15.exe	84
PID 2172 wrote to memory of 1652	2172	dHl15.exe	84

C:\Users\Admin\AppData\Local\Temp\acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe
"C:\Users\Admin\AppData\Local\Temp\acb336105c3eb47b8d0546d20f94213338ef7a3d1f45618fb04c00dcafd12a0b.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2700
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dHl15.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\dHl15.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2172
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\arU19.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\arU19.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1652

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\dHl15.exe

Filesize
202KB

MD5
dfcc773985942b7061f2b5d0bff333b0

SHA1
3c22bb633e0cf00e2da2878087b908f8e0756f3a

SHA256
2e61c10afc79a7c7ab23df1d9f9731f13ca2845767bfb138a19727e62c26a8e2

SHA512
e97080fed2ce6da90f377dfd5f99768664cbf6a6b864ee79ed91d8daf0d6f0228e845879f94539efae8c9039772fa1d728565858bd3637e871c02a11570705d5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\arU19.exe

Filesize
175KB

MD5
4c35cfbd12826cedb7982ab4e1763a6a

SHA1
1496bd1d1981d8bf38cf98cdd4aa47020ffe9303

SHA256
8020580744f6861a611e99ba17e92751499e4b0f013d66a103fb38c5f256bbb2

SHA512
5e55022ab3b5a49ba3695062b7db3fa920aa9e3653e52e5a556caeed2d8f217457ae472eb2cf3da32f4332fba52b9b1d4e8b42e09793c1f3bf970dcbce35566c

Download Submit
memory/1652-14-0x00000000741EE000-0x00000000741EF000-memory.dmp

Filesize
4KB

Download
memory/1652-15-0x0000000000A00000-0x0000000000A32000-memory.dmp

Filesize
200KB

Download
memory/1652-16-0x0000000005840000-0x0000000005E58000-memory.dmp

Filesize
6.1MB

Download
memory/1652-17-0x00000000053A0000-0x00000000054AA000-memory.dmp

Filesize
1.0MB

Download
memory/1652-18-0x00000000052D0000-0x00000000052E2000-memory.dmp

Filesize
72KB

Download
memory/1652-19-0x00000000054B0000-0x00000000054EC000-memory.dmp

Filesize
240KB

Download
memory/1652-20-0x0000000005330000-0x000000000537C000-memory.dmp

Filesize
304KB

Download
memory/1652-21-0x00000000741EE000-0x00000000741EF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads