redline | be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc

General

Target

be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe
Size

479KB
MD5

e81f84269071ee42162a14fe16674d0c
SHA1

8ff9ae3d57891d51404550430855bd36b273a0a8
SHA256

be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc
SHA512

ce2a3a4be8f41019d3f4bfc5a44b88cc7b84c61616619c13bfd8bd6cd784f4478c840eab810f76773c072d36056e951d627acdd0a96f35aa395e929e332c4965
SSDEEP

6144:KKy+bnr+0p0yN90QEBGfuBVzxQkWsjZNoH5yd6yA/gjHM+h6TR7foTJzVFmEkBO1:OMr4y90r4uBJdZAF+sJfsJFGO4WZ1

Score

10^/10

redline dumud discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

dumud

C2

217.196.96.101:4132

Attributes

auth_value
3e18d4b90418aa3e78d8822e87c62f5c

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/0x0008000000023c8b-12.dat	family_redline
behavioral1/memory/2288-15-0x00000000003D0000-0x0000000000400000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
4032	x3946164.exe
2288	g2441170.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\\\""	be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.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\\\""	x3946164.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	be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x3946164.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g2441170.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2476 wrote to memory of 4032	2476	be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe	84
PID 2476 wrote to memory of 4032	2476	be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe	84
PID 2476 wrote to memory of 4032	2476	be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe	84
PID 4032 wrote to memory of 2288	4032	x3946164.exe	86
PID 4032 wrote to memory of 2288	4032	x3946164.exe	86
PID 4032 wrote to memory of 2288	4032	x3946164.exe	86

C:\Users\Admin\AppData\Local\Temp\be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe
"C:\Users\Admin\AppData\Local\Temp\be81ac269d89ed19a9d15d96edec1eb53d0e4474a0029ab66a1fec5eb5b38acc.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2476
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3946164.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x3946164.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4032
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2441170.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2441170.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2288

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\x3946164.exe

Filesize
308KB

MD5
e80a0dfe01a1ef1d7c68cfee23f9c14c

SHA1
690180847605150e44778bf55e9bc339e1cc6bfe

SHA256
4790526693f8795ad7d55a3a8ad87cbd404328975de7907fce3f2534807442f5

SHA512
312a8ae19b8e978754bffd14cbb26a4ca9948efd0038b1aba54e7741377a795dfcd6da1d2c01b64a707c5ed7934113f77ef0d8f64f6c00d99e8adc5cf3763ec5

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g2441170.exe

Filesize
168KB

MD5
6c58f53acdf6d429dd3014f8878dc07b

SHA1
b27195aec53b553580977a1137a8ce095453e112

SHA256
9f8fd431b17904117335d5a1c1c4841fba22c3107f92354132d8a67e471520f0

SHA512
bf244e3879a6864111b32da553f0d007e5b660618c3923d906becdeab67bf5e3a846302bdc8b9ce82ea2ce4b371b4488cb9e65ee6b5988f000bd6965ea2b7c69

Download Submit
memory/2288-14-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2288-15-0x00000000003D0000-0x0000000000400000-memory.dmp

Filesize
192KB

Download
memory/2288-16-0x0000000002680000-0x0000000002686000-memory.dmp

Filesize
24KB

Download
memory/2288-17-0x000000000A8E0000-0x000000000AEF8000-memory.dmp

Filesize
6.1MB

Download
memory/2288-18-0x000000000A3D0000-0x000000000A4DA000-memory.dmp

Filesize
1.0MB

Download
memory/2288-19-0x000000000A2C0000-0x000000000A2D2000-memory.dmp

Filesize
72KB

Download
memory/2288-20-0x0000000074310000-0x0000000074AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2288-21-0x000000000A2E0000-0x000000000A31C000-memory.dmp

Filesize
240KB

Download
memory/2288-22-0x0000000004820000-0x000000000486C000-memory.dmp

Filesize
304KB

Download
memory/2288-23-0x000000007431E000-0x000000007431F000-memory.dmp

Filesize
4KB

Download
memory/2288-24-0x0000000074310000-0x0000000074AC0000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads