redline | 29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4

General

Target

29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe
Size

480KB
MD5

5f3c414d151f26f4ec7b024158b837ec
SHA1

9e86ef1013584b8e8040018fc3530bd0e722781e
SHA256

29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4
SHA512

57a22bdf9d00db57b8b9394be836d564a10addf7c4deac188881838aa60cded8507d6fd53e1bffbb69a754632be11dd6da7fe7949ef13bb76452b75ba2f1c8d1
SSDEEP

12288:MMr3y90LGjmd4fMgeBD4jDuP53UI487eHXa/c:zynjmd4fMlLPRfKHXa/c

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/0x0008000000023cb8-12.dat	family_redline
behavioral1/memory/2668-15-0x0000000000AD0000-0x0000000000B02000-memory.dmp	family_redline

Redline family
redline

Executes dropped EXE 2 IoCs

pid	Process
1128	nvE36.exe
2668	bKm43.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\\\""	29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.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\\\""	nvE36.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	nvE36.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bKm43.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 1128	2256	29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe	83
PID 2256 wrote to memory of 1128	2256	29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe	83
PID 2256 wrote to memory of 1128	2256	29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe	83
PID 1128 wrote to memory of 2668	1128	nvE36.exe	84
PID 1128 wrote to memory of 2668	1128	nvE36.exe	84
PID 1128 wrote to memory of 2668	1128	nvE36.exe	84

C:\Users\Admin\AppData\Local\Temp\29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe
"C:\Users\Admin\AppData\Local\Temp\29e07164d93570d3b8bd5fb73893ca9bd6a930d5623339514bc3652694566ce4.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvE36.exe
  C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\nvE36.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1128
- - C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bKm43.exe
    C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bKm43.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2668

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\nvE36.exe

Filesize
202KB

MD5
83cfbd685158370c49ab29ac415e2829

SHA1
935af26068f9de7022367d8a13d06b3f147cb07d

SHA256
724e3b35bd0bdb48ac018eaa9a61a83ba977738f70683144e35814035071ab0a

SHA512
d6eb281ef2a31a9a1a0b2b8c77ca01db123d68b3d33a1ac045a8f684a688d7e929fb46314ac7b3a8415827eb193c4818045fb0afc5d262bb163d53c9b260c7b2

Download Submit
C:\Users\Admin\AppData\Local\Temp\IXP001.TMP\bKm43.exe

Filesize
175KB

MD5
a5f5c5d6291c7ae9e1d1b7ed1e551490

SHA1
3d06413341893b838549939e15f8f1eec423d71a

SHA256
1a09ce1cb64219a5d88e57845dc9ba6631efa06fccc8867ccf94eb132947563e

SHA512
d9b3ba67bdd615ee2ce91a29cd9cf6723464be27bf45186fd0e9559ff2b0e7c51b423cfc3e32b5e90955046fb75a34c4a8528df7294b6c831ca254a65d2b8ba2

Download Submit
memory/2668-14-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download
memory/2668-15-0x0000000000AD0000-0x0000000000B02000-memory.dmp

Filesize
200KB

Download
memory/2668-16-0x0000000005930000-0x0000000005F48000-memory.dmp

Filesize
6.1MB

Download
memory/2668-17-0x0000000005470000-0x000000000557A000-memory.dmp

Filesize
1.0MB

Download
memory/2668-18-0x00000000053A0000-0x00000000053B2000-memory.dmp

Filesize
72KB

Download
memory/2668-19-0x0000000005400000-0x000000000543C000-memory.dmp

Filesize
240KB

Download
memory/2668-20-0x0000000005580000-0x00000000055CC000-memory.dmp

Filesize
304KB

Download
memory/2668-21-0x0000000074B2E000-0x0000000074B2F000-memory.dmp

Filesize
4KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads