redline | d0ae77f27fe071e72ea2653c350e5c01e5aaf04450817cd106c4e6fd5d1c6416

General

Target

f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe
Size

2.2MB
MD5

a7fadc5ffccd272e1f3e5dc1717926de
SHA1

d7ec968dbd537158f91b3493fd5f6657e7572836
SHA256

f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff
SHA512

a297600ba51c2ffa19ddcf0183a949393ea138240cb404ad38b4f90aaaf2dbec2cc8e4cc3f32678ae01e65653f18d91782fde4e3f54789c161986f2561d981d7
SSDEEP

49152:V5OXoeI6Fye8Aivbktejn/dGiGf/vkADafh2KdOTD5Q1f:V5Youevbk2ngiwFafhLOT9Q1

Score

10^/10

redline logsdiller cloud (tg: @logsdillabot)discovery infostealer

Malware Config

Extracted

Family

redline

Botnet

LogsDiller Cloud (TG: @logsdillabot)

C2

51.210.137.6:47909

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/3640-19-0x0000000000380000-0x00000000003B2000-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-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1972	123.exe
3532	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 1972 set thread context of 3640	1972	123.exe	90
PID 3532 set thread context of 1960	3532	321.exe	94

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
2772	1972	WerFault.exe	85
2800	3532	WerFault.exe	88

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	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	123.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	321.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
952	cmd.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 1972	1504	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe	85
PID 1504 wrote to memory of 1972	1504	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe	85
PID 1504 wrote to memory of 1972	1504	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe	85
PID 1504 wrote to memory of 3532	1504	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe	88
PID 1504 wrote to memory of 3532	1504	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe	88
PID 1504 wrote to memory of 3532	1504	f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe	88
PID 1972 wrote to memory of 3640	1972	123.exe	90
PID 1972 wrote to memory of 3640	1972	123.exe	90
PID 1972 wrote to memory of 3640	1972	123.exe	90
PID 1972 wrote to memory of 3640	1972	123.exe	90
PID 1972 wrote to memory of 3640	1972	123.exe	90
PID 3532 wrote to memory of 1960	3532	321.exe	94
PID 3532 wrote to memory of 1960	3532	321.exe	94
PID 3532 wrote to memory of 1960	3532	321.exe	94
PID 3532 wrote to memory of 1960	3532	321.exe	94
PID 3532 wrote to memory of 1960	3532	321.exe	94
PID 1960 wrote to memory of 952	1960	vbc.exe	100
PID 1960 wrote to memory of 952	1960	vbc.exe	100
PID 1960 wrote to memory of 952	1960	vbc.exe	100

C:\Users\Admin\AppData\Local\Temp\f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe
"C:\Users\Admin\AppData\Local\Temp\f7a1329e5d2d787c17e5357dfe8242f14dc9e1faf5981a1a4d9d8d1d6511f9ff.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1504
- 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:1972
- - 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:3640
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1972 -s 256
    3⤵
    - Program crash
    PID:2772
- 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:3532
- - 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:1960
  - - 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:952
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3532 -s 236
    3⤵
    - Program crash
    PID:2800

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1972 -ip 1972
1⤵
PID:4060

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3532 -ip 3532
1⤵
PID:2476

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
515KB

MD5
1244eae9b1995837eb39eecdd646fbc6

SHA1
1b6edf0cdf255b7d3267d58816ecc36b19c9d32a

SHA256
777d9fc3cf159b1554720893800d7ea5289995778744257c4fa34a678d2c43b5

SHA512
e302df8763863ceca10fd7df2ae07cc532193c12e72a2920b3620310525c0d1a6c0aee2c9f6a702d5419c61999df52d12f2109e0081eab23dfa27a6add068dd0

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

Filesize
2.9MB

MD5
f291aa00046d70c3f20bef3bcdb74053

SHA1
0741b75321f0f140954db48b401f061ac932d246

SHA256
c3897c2a1c41dded26b54515782fb189862938b56fb48f75f3e7fbc7360ab8e5

SHA512
b66b2cdcdd989ec28407957865269d818f619834b3cf3149b8fe66c2969acddb43b742242d1a230eb9a3ed6f710078206b4025e60e1611a7e5c0e85083871568

Download Submit
memory/1960-44-0x0000000000400000-0x0000000000690000-memory.dmp

Filesize
2.6MB

Download
memory/1960-32-0x0000000000400000-0x0000000000690000-memory.dmp

Filesize
2.6MB

Download
memory/1972-17-0x00000000007BD000-0x00000000007BE000-memory.dmp

Filesize
4KB

Download
memory/3532-31-0x0000000000B9C000-0x0000000000B9D000-memory.dmp

Filesize
4KB

Download
memory/3640-24-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/3640-27-0x0000000004B90000-0x0000000004BA2000-memory.dmp

Filesize
72KB

Download
memory/3640-28-0x0000000004BF0000-0x0000000004C2C000-memory.dmp

Filesize
240KB

Download
memory/3640-29-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download
memory/3640-30-0x0000000004D60000-0x0000000004DAC000-memory.dmp

Filesize
304KB

Download
memory/3640-25-0x00000000050D0000-0x00000000056E8000-memory.dmp

Filesize
6.1MB

Download
memory/3640-26-0x0000000004C50000-0x0000000004D5A000-memory.dmp

Filesize
1.0MB

Download
memory/3640-19-0x0000000000380000-0x00000000003B2000-memory.dmp

Filesize
200KB

Download
memory/3640-45-0x0000000074C8E000-0x0000000074C8F000-memory.dmp

Filesize
4KB

Download
memory/3640-46-0x0000000074C80000-0x0000000075430000-memory.dmp

Filesize
7.7MB

Download

Analysis

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