redline | 8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57

General

Target

8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe
Size

480KB
MD5

9056823565cfac2d8df1d7b5cde4f74b
SHA1

c2eb0d679a6704b9119ddb133323276c60a53ee0
SHA256

8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57
SHA512

78bd013bf234f712544fe708b01a1099b9c75aba7a0a0069db3d7db25758ccec901ca7cfa9b1d4b27b4e207de4ebf4bab47f5bc7acd13547c46dafe18bfff9f8
SSDEEP

12288:hMrdy9080sqmLEVNbnZWHG9/XhhdVJfrw4RHH84w:cytqmoVNljvP9E4RHH8R

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/0x0008000000023ccc-12.dat	family_redline
behavioral1/memory/1252-15-0x0000000000650000-0x0000000000682000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3704	nLm43.exe
1252	bpx13.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\\\""	8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.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\\\""	nLm43.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	8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nLm43.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bpx13.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4380 wrote to memory of 3704	4380	8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe	83
PID 4380 wrote to memory of 3704	4380	8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe	83
PID 4380 wrote to memory of 3704	4380	8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe	83
PID 3704 wrote to memory of 1252	3704	nLm43.exe	84
PID 3704 wrote to memory of 1252	3704	nLm43.exe	84
PID 3704 wrote to memory of 1252	3704	nLm43.exe	84

C:\Users\Admin\AppData\Local\Temp\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe
"C:\Users\Admin\AppData\Local\Temp\8ee352dd0beeb8923fb64cb90b6861397a15f498dc48dff63cae41bca5cfab57.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4380
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nLm43.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3704
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1252

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\nLm43.exe

Filesize
202KB

MD5
551f4303b6b42ee2297601738c29efc9

SHA1
c55b1b7fdcb61db0f38a551c75546ad665145d7b

SHA256
29f8e22bb7a331c13bdccb963ededef14f8c47e9857c7ecb1ebb47e592562f7b

SHA512
30898f4317b8ef9dc25993b10ef0f162254c0f44bf7557c9e61a4f954894a8f6676dadcb3baa4dd6344b6ea67a1fe6c04d173ebb2a9442fcc1a6da9a997f31af

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bpx13.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/1252-14-0x00000000743AE000-0x00000000743AF000-memory.dmp

Filesize
4KB

Download
memory/1252-15-0x0000000000650000-0x0000000000682000-memory.dmp

Filesize
200KB

Download
memory/1252-16-0x0000000005530000-0x0000000005B48000-memory.dmp

Filesize
6.1MB

Download
memory/1252-17-0x0000000005020000-0x000000000512A000-memory.dmp

Filesize
1.0MB

Download
memory/1252-18-0x0000000004F30000-0x0000000004F42000-memory.dmp

Filesize
72KB

Download
memory/1252-19-0x0000000004F90000-0x0000000004FCC000-memory.dmp

Filesize
240KB

Download
memory/1252-20-0x0000000005130000-0x000000000517C000-memory.dmp

Filesize
304KB

Download
memory/1252-21-0x00000000743AE000-0x00000000743AF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads