redline | 0e486871aeddade1498c575341b53401d74af20bf4cf9103b8d1f9596d852673

Analysis

max time kernel
1555s
max time network
1556s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
01-12-2024 04:00

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General

Target

Redlinestealer2020-main/Libraries/stub.exe
Size

141KB
MD5

9c44ce0cc507f539a3b6aa9c3671f092
SHA1

8f2ff23438e4e3e4c19537e90688f21cbe189908
SHA256

7b6c6588d3bddb06a0efbbf237cf501c027dac8bd2b82c6835e0a2c8bdfae842
SHA512

d0496f88e659961cd29359e15002e32550e00897ab8c4cd7079ad928582b70ef82a0d110378cca8a8404cc3e14f7769cd68a925686a577a726101bc04d633ce3
SSDEEP

3072:jJq4D2X3vAY+9ZCXDLcw9XFTb3R35dINX9r0DMi:jJq4Dog7gVdFTb3RDINN

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
behavioral27/memory/2256-1-0x0000000000EC0000-0x0000000000EEA000-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	stub.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

evasion

pid	Process
2356	taskkill.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2256	stub.exe
Token: SeDebugPrivilege	2356	taskkill.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2256 wrote to memory of 2340	2256	stub.exe	31
PID 2256 wrote to memory of 2340	2256	stub.exe	31
PID 2256 wrote to memory of 2340	2256	stub.exe	31
PID 2256 wrote to memory of 2340	2256	stub.exe	31
PID 2340 wrote to memory of 2356	2340	cmd.exe	33
PID 2340 wrote to memory of 2356	2340	cmd.exe	33
PID 2340 wrote to memory of 2356	2340	cmd.exe	33
PID 2340 wrote to memory of 2356	2340	cmd.exe	33
PID 2340 wrote to memory of 2664	2340	cmd.exe	35
PID 2340 wrote to memory of 2664	2340	cmd.exe	35
PID 2340 wrote to memory of 2664	2340	cmd.exe	35
PID 2340 wrote to memory of 2664	2340	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\Redlinestealer2020-main\Libraries\stub.exe
"C:\Users\Admin\AppData\Local\Temp\Redlinestealer2020-main\Libraries\stub.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2256
- C:\Windows\SysWOW64\cmd.exe
  "cmd.exe" /C taskkill /F /PID 2256 && choice /C Y /N /D Y /T 3 & Del "C:\Users\Admin\AppData\Local\Temp\Redlinestealer2020-main\Libraries\stub.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2340
- - C:\Windows\SysWOW64\taskkill.exe
    taskkill /F /PID 2256
    3⤵
    - System Location Discovery: System Language Discovery
    - Kills process with taskkill
    - Suspicious use of AdjustPrivilegeToken
    PID:2356
- - C:\Windows\SysWOW64\choice.exe
    choice /C Y /N /D Y /T 3
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2664

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/2256-0-0x0000000073FEE000-0x0000000073FEF000-memory.dmp

Filesize
4KB

Download
memory/2256-1-0x0000000000EC0000-0x0000000000EEA000-memory.dmp

Filesize
168KB

Download
memory/2256-2-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download
memory/2256-3-0x0000000073FE0000-0x00000000746CE000-memory.dmp

Filesize
6.9MB

Download