redline | 6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf

General

Target

6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe
Size

479KB
MD5

3a0bcf00651205a76d32ce7882c41d9d
SHA1

808cca2c9411cb80fb0a96424b71f916736cdc01
SHA256

6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf
SHA512

e547b154de411309ff0472aaf98262cffa9b983794d10f5fcd62f14f218fcbcfe38a7493c9b2067dde1bd62a0e09375927a3e634704003eb2dba8d6d4215a85a
SSDEEP

12288:8MrPy90lxVVKkXEzjxJnsbt6B78bE1EK7sbgBsJm:jyMxjK7/xJnsXovAbgBsA

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/0x000b000000023b95-12.dat	family_redline
behavioral1/memory/5008-15-0x00000000000E0000-0x0000000000110000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1724	x0458670.exe
5008	g1133371.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\\\""	6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.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\\\""	x0458670.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	6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	x0458670.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	g1133371.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 972 wrote to memory of 1724	972	6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe	83
PID 972 wrote to memory of 1724	972	6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe	83
PID 972 wrote to memory of 1724	972	6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe	83
PID 1724 wrote to memory of 5008	1724	x0458670.exe	84
PID 1724 wrote to memory of 5008	1724	x0458670.exe	84
PID 1724 wrote to memory of 5008	1724	x0458670.exe	84

C:\Users\Admin\AppData\Local\Temp\6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe
"C:\Users\Admin\AppData\Local\Temp\6b936d40bd556012bcdbb8d431554a788dac4daf29a6364fa3686a3d6026c7cf.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:972
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0458670.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\x0458670.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1724
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1133371.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1133371.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:5008

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\x0458670.exe

Filesize
307KB

MD5
4de97bae2f20a25476355e8af8ce2f57

SHA1
41e09051d82337473e802b16853464a64050abaa

SHA256
02d07c8d6da447267de8271efd9f60979058a61386f842cadd09c632ec546107

SHA512
9c8b3091facbe6e57ba2785dd652adeaa40fab6aa0508ad26d953fd656b1976ce2d5cb0d13abeb2e313e2f57d8f5db5d122ae9528f9fe06e9e98609fb63044f3

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\g1133371.exe

Filesize
168KB

MD5
e2c0a7248cf829f7f0424fbfe79a6935

SHA1
e2aaa174d9688eb374c49eafeba8645f4af384c2

SHA256
3065febe1fad732fd8b8da4b444195b448c1abc8dc3671b273ae46ea6e803233

SHA512
93d53235b0c8e43c1627ad77c82fad53a3a43b3d61a197b802fd7010c4b312bc99f0c206c1145e859f95a6c9b038f0d784a67da6347fc65245f6a9e04f366981

Download Submit
memory/5008-14-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/5008-15-0x00000000000E0000-0x0000000000110000-memory.dmp

Filesize
192KB

Download
memory/5008-16-0x0000000002330000-0x0000000002336000-memory.dmp

Filesize
24KB

Download
memory/5008-17-0x000000000A4A0000-0x000000000AAB8000-memory.dmp

Filesize
6.1MB

Download
memory/5008-18-0x0000000009F90000-0x000000000A09A000-memory.dmp

Filesize
1.0MB

Download
memory/5008-19-0x0000000009E80000-0x0000000009E92000-memory.dmp

Filesize
72KB

Download
memory/5008-20-0x00000000749A0000-0x0000000075150000-memory.dmp

Filesize
7.7MB

Download
memory/5008-21-0x0000000009EE0000-0x0000000009F1C000-memory.dmp

Filesize
240KB

Download
memory/5008-22-0x00000000022B0000-0x00000000022FC000-memory.dmp

Filesize
304KB

Download
memory/5008-23-0x00000000749AE000-0x00000000749AF000-memory.dmp

Filesize
4KB

Download
memory/5008-24-0x00000000749A0000-0x0000000075150000-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