redline | e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774

General

Target

e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe
Size

469KB
MD5

b308169716c4efcd1e6cf30834cfab18
SHA1

fbff05a7f1dad690bdbd619f7ecd6937b0e06a69
SHA256

e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774
SHA512

8d67432d1627b6261ba5c0ceb22aa0668c6f714ace95a85340b343a16e9e3a670d4a49ff0f6fe8a2cf99ed7e44b0c4aaf18478c88f7458ba82f8916e99304858
SSDEEP

6144:K7y+bnr+nkp0yN90QErD2/PCznzLlWphveMQ+pOacCbtsjSeHjkdfWYxEhY+VlZ:9Mrcy90Z2kzLkf9Q4x6WfTEakZ

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/0x0008000000023c67-12.dat	family_redline
behavioral1/memory/3996-15-0x0000000000630000-0x0000000000662000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4888	nqs68.exe
3996	bZp96.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\\\""	e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.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\\\""	nqs68.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	e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	nqs68.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bZp96.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 820 wrote to memory of 4888	820	e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe	83
PID 820 wrote to memory of 4888	820	e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe	83
PID 820 wrote to memory of 4888	820	e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe	83
PID 4888 wrote to memory of 3996	4888	nqs68.exe	84
PID 4888 wrote to memory of 3996	4888	nqs68.exe	84
PID 4888 wrote to memory of 3996	4888	nqs68.exe	84

C:\Users\Admin\AppData\Local\Temp\e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe
"C:\Users\Admin\AppData\Local\Temp\e3a63dec431448ebf227ead9b8d5435c181a6db312e9590145e1a493dab5e774.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:820
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqs68.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nqs68.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4888
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp96.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp96.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\nqs68.exe

Filesize
202KB

MD5
33a5a2fe4370b6b4bb8a470719cffb06

SHA1
7c9b697a67c9597ac93ae30625e815927ae08855

SHA256
be5aeed54e98ae1a132e499433585d5a7dd36ddcbbbafba0cbda7bb8fde953fc

SHA512
22398c4190ae06f1b7861cf1abde3ff60ff06844b1f6c34ee2c712e08e62642727f11e73ff6809eb9849a8ca0bd64ca3556caa3174da1939e8277beb0d736f05

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bZp96.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/3996-14-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

Filesize
4KB

Download
memory/3996-15-0x0000000000630000-0x0000000000662000-memory.dmp

Filesize
200KB

Download
memory/3996-16-0x0000000005590000-0x0000000005BA8000-memory.dmp

Filesize
6.1MB

Download
memory/3996-17-0x0000000005110000-0x000000000521A000-memory.dmp

Filesize
1.0MB

Download
memory/3996-18-0x0000000005040000-0x0000000005052000-memory.dmp

Filesize
72KB

Download
memory/3996-19-0x00000000050A0000-0x00000000050DC000-memory.dmp

Filesize
240KB

Download
memory/3996-20-0x0000000005220000-0x000000000526C000-memory.dmp

Filesize
304KB

Download
memory/3996-21-0x0000000073EEE000-0x0000000073EEF000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads