redline | fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c

General

Target

fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe
Size

480KB
MD5

4c958e7d5a99f43b7358a91c31c13a59
SHA1

e46356807e1bb9ef4fc2fe9a8a78b4b7074f1cde
SHA256

fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c
SHA512

1a0e4c72e50229d4b48a949b8434044b24e8e94eb9f91fcbfde73ca8cee6dfe4b5d10bf4a88baac4d10a13ca0bb70ce19d01972be65ba5c46edafe29c4b6304e
SSDEEP

12288:SMrly90TW7nPXRyC92ludadW0eHXw3wll:vymEPXZ9cudVNHXw3K

Score

10^/10

redline fukia discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

fukia

C2

193.233.20.13:4136

Attributes

auth_value
e5783636fbd9e4f0cf9a017bce02e67e

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/0x0008000000023cab-12.dat	family_redline
behavioral1/memory/3996-15-0x0000000000F00000-0x0000000000F32000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
2804	nbl18.exe
3996	bHq23.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\\\""	fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.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\\\""	nbl18.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	nbl18.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bHq23.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1180 wrote to memory of 2804	1180	fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe	84
PID 1180 wrote to memory of 2804	1180	fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe	84
PID 1180 wrote to memory of 2804	1180	fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe	84
PID 2804 wrote to memory of 3996	2804	nbl18.exe	85
PID 2804 wrote to memory of 3996	2804	nbl18.exe	85
PID 2804 wrote to memory of 3996	2804	nbl18.exe	85

C:\Users\Admin\AppData\Local\Temp\fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe
"C:\Users\Admin\AppData\Local\Temp\fbaa12000c61b2971de20c9d333cd03b21d3826caaa153282cc6dc64625ae29c.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbl18.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nbl18.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2804
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHq23.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHq23.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:3996

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\nbl18.exe

Filesize
202KB

MD5
e1b63daa831fd443489db6f40b5d9f16

SHA1
17215d0385f326d987f14dd1cf4df4e24ba2f727

SHA256
d1810c12bb31535cc97ac293b19da3eb3f8fbdd80c026b187e3edc06c28d3285

SHA512
aaf2b541532695f00619bce86c84469238bd4795a78bab7b1eabb59af08c71a9b9ed9bf16bd8699720a7fbaf145d850356aa4d9f2a1edfe3d1b965d22daabbd9

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bHq23.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/3996-14-0x000000007493E000-0x000000007493F000-memory.dmp

Filesize
4KB

Download
memory/3996-15-0x0000000000F00000-0x0000000000F32000-memory.dmp

Filesize
200KB

Download
memory/3996-16-0x0000000005E80000-0x0000000006498000-memory.dmp

Filesize
6.1MB

Download
memory/3996-17-0x00000000059E0000-0x0000000005AEA000-memory.dmp

Filesize
1.0MB

Download
memory/3996-18-0x0000000005920000-0x0000000005932000-memory.dmp

Filesize
72KB

Download
memory/3996-19-0x0000000005980000-0x00000000059BC000-memory.dmp

Filesize
240KB

Download
memory/3996-20-0x0000000005AF0000-0x0000000005B3C000-memory.dmp

Filesize
304KB

Download
memory/3996-21-0x000000007493E000-0x000000007493F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads