redline | b3c9222a8665281e005cddc587c0ca7d2eb5df4cb876b2251addc2dc3275a604

General

Target

fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe
Size

2.1MB
MD5

9cc134659561ee2afd14fd6433e9661d
SHA1

9c358826da568be19f1c244f810d3ff59087c295
SHA256

fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7
SHA512

34fa7b49d7cdbae6bcd9d57af67c36258fd7c3721abda9e576a523630c0f072d1a67ed43ecd7304256907d1625f4dbb8e68ed98c0934e734ba338cb1fafdd125
SSDEEP

49152:V5O7fPYebhETwwFP+/CHapiBiSyKHKmagg5vtpNuT4D3S:V5EfP1bhmFPaCuiRsmJgnpNuT4DC

Score

10^/10

redline logsdiller cloud (tg: @logsdillabot)discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

51.89.207.166:47909

Attributes

auth_value
3a050df92d0cf082b2cdaf87863616be

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/2368-19-0x0000000000700000-0x0000000000732000-memory.dmp	family_redline

Redline family
redline

Checks computer location settings 2 TTPs 2 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-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	cmd.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\Control Panel\International\Geo\Nation	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe

Executes dropped EXE 2 IoCs

pid	Process
5072	123.exe
2836	321.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 5072 set thread context of 2368	5072	123.exe	91
PID 2836 set thread context of 4888	2836	321.exe	95

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2608	5072	WerFault.exe	85
2568	2836	WerFault.exe	89

System Location Discovery: System Language Discovery 1 TTPs 6 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	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	123.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	321.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
924	cmd.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1648 wrote to memory of 5072	1648	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe	85
PID 1648 wrote to memory of 5072	1648	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe	85
PID 1648 wrote to memory of 5072	1648	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe	85
PID 1648 wrote to memory of 2836	1648	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe	89
PID 1648 wrote to memory of 2836	1648	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe	89
PID 1648 wrote to memory of 2836	1648	fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe	89
PID 5072 wrote to memory of 2368	5072	123.exe	91
PID 5072 wrote to memory of 2368	5072	123.exe	91
PID 5072 wrote to memory of 2368	5072	123.exe	91
PID 5072 wrote to memory of 2368	5072	123.exe	91
PID 5072 wrote to memory of 2368	5072	123.exe	91
PID 2836 wrote to memory of 4888	2836	321.exe	95
PID 2836 wrote to memory of 4888	2836	321.exe	95
PID 2836 wrote to memory of 4888	2836	321.exe	95
PID 2836 wrote to memory of 4888	2836	321.exe	95
PID 2836 wrote to memory of 4888	2836	321.exe	95
PID 4888 wrote to memory of 924	4888	vbc.exe	102
PID 4888 wrote to memory of 924	4888	vbc.exe	102
PID 4888 wrote to memory of 924	4888	vbc.exe	102

C:\Users\Admin\AppData\Local\Temp\fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe
"C:\Users\Admin\AppData\Local\Temp\fa17fb4d70e3c39e5548ea0f6980ae951c1f009890d79471b4792360002e34a7.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1648
- C:\Windows\Temp\123.exe
  "C:\Windows\Temp\123.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:5072
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:2368
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5072 -s 252
    3⤵
    - Program crash
    PID:2608
- C:\Windows\Temp\321.exe
  "C:\Windows\Temp\321.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2836
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4888
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Roaming\bebra.exe
      4⤵
      Checks computer location settings
      System Location Discovery: System Language Discovery
      Suspicious use of SetWindowsHookEx
      PID:924
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2836 -s 240
    3⤵
    - Program crash
    PID:2568

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 5072 -ip 5072
1⤵
PID:4872

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2836 -ip 2836
1⤵
PID:1236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Windows\Temp\123.exe

Filesize
781KB

MD5
0632395c34953f977b66430b2e419f54

SHA1
3f66a0792520591681b111f160f4e466acbd8493

SHA256
83fdd437290ea0cbead8f5661509722b693a5ae393e695d4b5c797fb79e298de

SHA512
f9b25b52d07f7edc974ba3240696927cbba8a29a1e053727ed5220aff899fe81a5744c335d20a3ecc5ce0cd1c24913e9e92ff498185daeb76ac9e44501fdfd6b

Download Submit
C:\Windows\Temp\321.exe

Filesize
3.1MB

MD5
0d73467bf51df297e4c69c977b8f71d5

SHA1
02872ad910b72e289c056fe6c488896e0211160f

SHA256
1810896e37030314c7cad251890b3e5d69e724d3d155dae682adc674734e9a99

SHA512
cab6b7cd35b1f9633cb0d1d69ca0e1470ab903fd9f0d6be0b1d1cdec2db4f3363bd83e182339470ef5158e25a7ae431b36b715c1d94f4911a7eb9e33bd966849

Download Submit
memory/2368-46-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/2368-19-0x0000000000700000-0x0000000000732000-memory.dmp

Filesize
200KB

Download
memory/2368-24-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

Filesize
4KB

Download
memory/2368-25-0x0000000005140000-0x0000000005758000-memory.dmp

Filesize
6.1MB

Download
memory/2368-26-0x0000000004CC0000-0x0000000004DCA000-memory.dmp

Filesize
1.0MB

Download
memory/2368-27-0x0000000004C10000-0x0000000004C22000-memory.dmp

Filesize
72KB

Download
memory/2368-45-0x0000000074CAE000-0x0000000074CAF000-memory.dmp

Filesize
4KB

Download
memory/2368-31-0x0000000004C70000-0x0000000004CAC000-memory.dmp

Filesize
240KB

Download
memory/2368-44-0x0000000004DD0000-0x0000000004E1C000-memory.dmp

Filesize
304KB

Download
memory/2368-38-0x0000000074CA0000-0x0000000075450000-memory.dmp

Filesize
7.7MB

Download
memory/2836-39-0x0000000000CEF000-0x0000000000CF0000-memory.dmp

Filesize
4KB

Download
memory/4888-43-0x0000000000400000-0x0000000000690000-memory.dmp

Filesize
2.6MB

Download
memory/4888-28-0x0000000000400000-0x0000000000690000-memory.dmp

Filesize
2.6MB

Download
memory/5072-18-0x0000000000520000-0x0000000000521000-memory.dmp

Filesize
4KB

Download

Analysis

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