redline | 438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70

General

Target

438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe
Size

567KB
MD5

e0999dcc531cfb516f980a487ddb1af1
SHA1

a6de483386fc3ea1290078b8e71a794f1e197c5b
SHA256

438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70
SHA512

b71f42ad22134e40fd451eb17fec28d239c8c8bea875438754645ce8db0522808e2afa252c29c3ec78b265c53e81e58039fd9ab3aa2ec0116f492ca1a09a7aaa
SSDEEP

12288:1Mrly90X9JqejkrzsGnaQnff0Jn687RcBBoqzle+M0rl:0yq2/VnaQ0CBhle+7h

Score

10^/10

redline darm discovery infostealer persistence

Malware Config

Extracted

Family

redline

Botnet

darm

C2

217.196.96.56:4138

Attributes

auth_value
d88ac8ccc04ab9979b04b46313db1648

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/0x000b000000023b7d-12.dat	family_redline
behavioral1/memory/1548-15-0x0000000000880000-0x00000000008B0000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
3364	y3944226.exe
1548	k3465855.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\\\""	438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.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\\\""	y3944226.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	438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	y3944226.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	k3465855.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4044 wrote to memory of 3364	4044	438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe	83
PID 4044 wrote to memory of 3364	4044	438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe	83
PID 4044 wrote to memory of 3364	4044	438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe	83
PID 3364 wrote to memory of 1548	3364	y3944226.exe	84
PID 3364 wrote to memory of 1548	3364	y3944226.exe	84
PID 3364 wrote to memory of 1548	3364	y3944226.exe	84

C:\Users\Admin\AppData\Local\Temp\438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe
"C:\Users\Admin\AppData\Local\Temp\438641e4e74b542b348ff2fc834a5e76bd612fade56c735e194d33532ccc9d70.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4044
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3944226.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\y3944226.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3364
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3465855.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3465855.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:1548

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\y3944226.exe

Filesize
307KB

MD5
c658b0bb2e6243c12216ac387db2ffc7

SHA1
910446e99c8b53296225df51694f4d99bb4fab96

SHA256
c63cd5ab0bcfdc515a0462f167630d3bb013daf790ae7d56c6951548c7787894

SHA512
c86e001e7ecac58740cce91c6259387b4ce8d16e5a9ca3e1d0f030c4f14bb8231c606cb1762dd0131d5041b76f64232e2204f08a41f3ba0076d8d5b5ccf21c54

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\k3465855.exe

Filesize
168KB

MD5
e35983e112d9d2004d26be9b9d4b377c

SHA1
fb79303a645df9f9dc7ef9b52643064d63ee8520

SHA256
24b4edd028f5f74ad7f8414425a12634a6d8d273c2069bfbff4fc300393a26dc

SHA512
52e93742e96996a987d2d2eb152a80c19d8500e92541c78ceec12027c9f8db14a82732090ee0122c53198ad920aa29a30864c833a383b90f1ab1688ba20065b3

Download Submit
memory/1548-14-0x0000000073DFE000-0x0000000073DFF000-memory.dmp

Filesize
4KB

Download
memory/1548-15-0x0000000000880000-0x00000000008B0000-memory.dmp

Filesize
192KB

Download
memory/1548-16-0x00000000012B0000-0x00000000012B6000-memory.dmp

Filesize
24KB

Download
memory/1548-17-0x000000000AB80000-0x000000000B198000-memory.dmp

Filesize
6.1MB

Download
memory/1548-18-0x000000000A6F0000-0x000000000A7FA000-memory.dmp

Filesize
1.0MB

Download
memory/1548-19-0x000000000A620000-0x000000000A632000-memory.dmp

Filesize
72KB

Download
memory/1548-21-0x000000000A680000-0x000000000A6BC000-memory.dmp

Filesize
240KB

Download
memory/1548-20-0x0000000073DF0000-0x00000000745A0000-memory.dmp

Filesize
7.7MB

Download
memory/1548-22-0x0000000004C20000-0x0000000004C6C000-memory.dmp

Filesize
304KB

Download
memory/1548-23-0x0000000073DFE000-0x0000000073DFF000-memory.dmp

Filesize
4KB

Download
memory/1548-24-0x0000000073DF0000-0x00000000745A0000-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