redline | b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b

Analysis

max time kernel
92s
max time network
138s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
28-01-2025 01:01

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General

Target

b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe
Size

873KB
MD5

706d02b9e190b243b775b2cd324f3e0a
SHA1

550bfa7e25c5fdbad45b23b6a9427c8cfaa2223c
SHA256

b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b
SHA512

f421d357b2279714514c243b9fc9e0ed12c36ad4ec299efa6cbb61546af86ca762f552dcf8e6c97ce0fa3b4b81bdc6ecf159f49b1e763a970397b88d95bf0014
SSDEEP

3072:/K1JZOpTvVQZ+rcIeRYs6YmszJqoD2n7BpGGoMTb3R35dINX9r5Dxz:mOpu0rjeRbVJqoDy1pGGoMTb3RDINN

Score

10^/10

redline discovery infostealer

Malware Config

Signatures

RedLine
RedLine Stealer is a malware family written in C#, first appearing in early 2020.
infostealer redline

RedLine payload 1 IoCs

resource	yara_rule
behavioral2/memory/3600-1-0x0000000000090000-0x00000000000BA000-memory.dmp	family_redline

Redline family
redline

System Location Discovery: System Language Discovery 1 TTPs 4 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	b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	taskkill.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	choice.exe

Kills process with taskkill 1 IoCs

defense_evasion

pid	Process
4064	taskkill.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3600	b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe
Token: SeDebugPrivilege	4064	taskkill.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3600 wrote to memory of 2912	3600	b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe	89
PID 3600 wrote to memory of 2912	3600	b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe	89
PID 3600 wrote to memory of 2912	3600	b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe	89
PID 2912 wrote to memory of 4064	2912	cmd.exe	91
PID 2912 wrote to memory of 4064	2912	cmd.exe	91
PID 2912 wrote to memory of 4064	2912	cmd.exe	91
PID 2912 wrote to memory of 1196	2912	cmd.exe	92
PID 2912 wrote to memory of 1196	2912	cmd.exe	92
PID 2912 wrote to memory of 1196	2912	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe
"C:\Users\Admin\AppData\Local\Temp\b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3600
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C taskkill /F /PID 3600 && choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\b7860797d5ca9d10d2ce686bae369f9627acea0516dfdfbf952916e63dae859b.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2912
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /F /PID 3600
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:4064
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 3
    3⤵
    - System Location Discovery: System Language Discovery
    PID:1196

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/3600-0-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/3600-1-0x0000000000090000-0x00000000000BA000-memory.dmp

Filesize
168KB

Download
memory/3600-2-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-3-0x00000000050C0000-0x00000000056D8000-memory.dmp

Filesize
6.1MB

Download
memory/3600-4-0x0000000004A50000-0x0000000004A62000-memory.dmp

Filesize
72KB

Download
memory/3600-5-0x0000000004AE0000-0x0000000004B1C000-memory.dmp

Filesize
240KB

Download
memory/3600-6-0x0000000004B20000-0x0000000004B6C000-memory.dmp

Filesize
304KB

Download
memory/3600-7-0x0000000004D70000-0x0000000004E7A000-memory.dmp

Filesize
1.0MB

Download
memory/3600-8-0x0000000074EFE000-0x0000000074EFF000-memory.dmp

Filesize
4KB

Download
memory/3600-9-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download
memory/3600-10-0x0000000074EF0000-0x00000000756A0000-memory.dmp

Filesize
7.7MB

Download