redline | b84f81bdbb79467cb27775d0cc99795eaec00e65096085cce684e64db14d6f09

General

Target

SAMPLE PICTURES.exe
Size

499KB
MD5

d855d7927afb8a221096e14b494e3421
SHA1

97b970f4a39ed5418c6057198ceb5c4f5b151ca2
SHA256

33540347f9022510c4e5cbf6c08ef2ab908b2f6812bf6e2ef2cdbc4ee43f87d3
SHA512

60486b8563e140cf8073e702daf1fb81b145d7c6ae5e941ef2650db9420653cc70064e21a263215156c35ac9cf1b560ae57441437e9eb23aa0614dcdc0c962e6
SSDEEP

12288:d7XLCsp389W4y4LkqkEcplOPznM1Pvd0oO0SpQ9:xXLCsBn4JkEAlOPzM1Pl010SpQ9

Score

10^/10

redline sectoprat cheat discovery execution infostealer rat trojan

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

45.137.22.178:55615

Signatures

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

RedLine payload 5 IoCs

resource	yara_rule
behavioral1/memory/2960-23-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2960-20-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2960-18-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2960-27-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline
behavioral1/memory/2960-25-0x0000000000400000-0x000000000041E000-memory.dmp	family_redline

Redline family
redline
SectopRAT
SectopRAT is a remote access trojan first seen in November 2019.
trojan rat sectoprat

SectopRAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2960-23-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2960-20-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2960-18-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2960-27-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat
behavioral1/memory/2960-25-0x0000000000400000-0x000000000041E000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat

Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

execution

PowerShell

T1059.001

pid	Process
2756	powershell.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2396 set thread context of 2960	2396	SAMPLE PICTURES.exe	34

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 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	SAMPLE PICTURES.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SAMPLE PICTURES.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

pid	Process
2828	schtasks.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2756	powershell.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2756	powershell.exe
Token: SeDebugPrivilege	2960	SAMPLE PICTURES.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2396 wrote to memory of 2756	2396	SAMPLE PICTURES.exe	30
PID 2396 wrote to memory of 2756	2396	SAMPLE PICTURES.exe	30
PID 2396 wrote to memory of 2756	2396	SAMPLE PICTURES.exe	30
PID 2396 wrote to memory of 2756	2396	SAMPLE PICTURES.exe	30
PID 2396 wrote to memory of 2828	2396	SAMPLE PICTURES.exe	32
PID 2396 wrote to memory of 2828	2396	SAMPLE PICTURES.exe	32
PID 2396 wrote to memory of 2828	2396	SAMPLE PICTURES.exe	32
PID 2396 wrote to memory of 2828	2396	SAMPLE PICTURES.exe	32
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34
PID 2396 wrote to memory of 2960	2396	SAMPLE PICTURES.exe	34

C:\Users\Admin\AppData\Local\Temp\SAMPLE PICTURES.exe
"C:\Users\Admin\AppData\Local\Temp\SAMPLE PICTURES.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2396
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ukIvQZg.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2756
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ukIvQZg" /XML "C:\Users\Admin\AppData\Local\Temp\tmp5E65.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2828
- C:\Users\Admin\AppData\Local\Temp\SAMPLE PICTURES.exe
  "C:\Users\Admin\AppData\Local\Temp\SAMPLE PICTURES.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2960

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

PowerShell

1

T1059.001

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\tmp5E65.tmp

Filesize
1KB

MD5
25f95f1ff337733f840c28adef1d024e

SHA1
c3b9895d8ba85ffa9da23bdad7934bd2940ef12b

SHA256
05e75e0608ac3f96071d28e746fe50c4742e7d2e014522821d0c3505a3bb9915

SHA512
6c0da14dc4da485c508a0c57aedbe7b9fa71916d3dda85b144490cf31d89114761186dd4b9ef4c65ec831c6de9d01e008a493f30fc26aac4ad327b22ff4c6559

Download Submit
memory/2396-24-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-1-0x0000000001230000-0x00000000012B2000-memory.dmp

Filesize
520KB

Download
memory/2396-2-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-3-0x00000000003B0000-0x00000000003C0000-memory.dmp

Filesize
64KB

Download
memory/2396-4-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/2396-5-0x0000000073F20000-0x000000007460E000-memory.dmp

Filesize
6.9MB

Download
memory/2396-6-0x00000000047C0000-0x0000000004822000-memory.dmp

Filesize
392KB

Download
memory/2396-0-0x0000000073F2E000-0x0000000073F2F000-memory.dmp

Filesize
4KB

Download
memory/2960-14-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2960-22-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2960-20-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2960-18-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2960-16-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2960-23-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2960-27-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download
memory/2960-25-0x0000000000400000-0x000000000041E000-memory.dmp

Filesize
120KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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