redline | c54714fec4a8cab57d0f0304210fc2f4f50f6fbcee80fc2d3db9cf30a31853d2

Analysis

max time kernel
147s
max time network
123s
platform
windows7_x64
resource
win7-20241023-en
resource tags

arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
submitted
10-11-2024 16:40

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General

Target

ohtie89k.exe
Size

148KB
MD5

ba57c75d6c4e2936f6cad4a1ba4c29d1
SHA1

8299498803759fbb63a323b0ad64694d72d0c352
SHA256

c54714fec4a8cab57d0f0304210fc2f4f50f6fbcee80fc2d3db9cf30a31853d2
SHA512

3dcf87f4242b0c71c35c28f9f68e9994df8ce0888119ace1d4433303d22d856e45bf47dd88d7c4c5b32c2806f60187470f1548296bbfd7d27f87bb6526f7a10b
SSDEEP

3072:sFZbBnzDocMDOhTxVpK4x3ZlhNxB2S+T0Wu4wvAaqifHulgOw:SBnrMDuR95HjxBT+T0zk4Yh

Score

10^/10

redline sectoprat xworm newest discovery infostealer persistence rat trojan

Malware Config

Extracted

Family

redline

Botnet

newest

mylogsprvt.zapto.org:45630

Extracted

Family

xworm

mylogsprvt.zapto.org:8899

Mutex

SmH2L0949LC6zVSS

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 3 IoCs

resource	yara_rule
behavioral1/files/0x000d000000015cae-9.dat	family_xworm
behavioral1/memory/2976-13-0x0000000000C90000-0x0000000000CA2000-memory.dmp	family_xworm
behavioral1/memory/1936-23-0x0000000000DD0000-0x0000000000DE2000-memory.dmp	family_xworm

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

RedLine payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000c00000001202b-5.dat	family_redline
behavioral1/memory/2972-14-0x0000000000D10000-0x0000000000D2E000-memory.dmp	family_redline

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

SectopRAT payload 2 IoCs

resource	yara_rule
behavioral1/files/0x000c00000001202b-5.dat	family_sectoprat
behavioral1/memory/2972-14-0x0000000000D10000-0x0000000000D2E000-memory.dmp	family_sectoprat

Sectoprat family
sectoprat
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\service.exe	service.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\service.exe	service.exe

Executes dropped EXE 4 IoCs

pid	Process
2972	windows.exe
2976	service.exe
1936	service.exe
1332	service.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1163522206-1469769407-485553996-1000\Software\Microsoft\Windows\CurrentVersion\Run\service = "C:\\Users\\Admin\\AppData\\Roaming\\service.exe"	service.exe

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 1 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	windows.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
2688	schtasks.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2972	windows.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 2812 wrote to memory of 2972	2812	ohtie89k.exe	30
PID 2812 wrote to memory of 2972	2812	ohtie89k.exe	30
PID 2812 wrote to memory of 2972	2812	ohtie89k.exe	30
PID 2812 wrote to memory of 2972	2812	ohtie89k.exe	30
PID 2812 wrote to memory of 2976	2812	ohtie89k.exe	32
PID 2812 wrote to memory of 2976	2812	ohtie89k.exe	32
PID 2812 wrote to memory of 2976	2812	ohtie89k.exe	32
PID 2976 wrote to memory of 2688	2976	service.exe	33
PID 2976 wrote to memory of 2688	2976	service.exe	33
PID 2976 wrote to memory of 2688	2976	service.exe	33
PID 848 wrote to memory of 1936	848	taskeng.exe	37
PID 848 wrote to memory of 1936	848	taskeng.exe	37
PID 848 wrote to memory of 1936	848	taskeng.exe	37
PID 848 wrote to memory of 1332	848	taskeng.exe	38
PID 848 wrote to memory of 1332	848	taskeng.exe	38
PID 848 wrote to memory of 1332	848	taskeng.exe	38

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\ohtie89k.exe
"C:\Users\Admin\AppData\Local\Temp\ohtie89k.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2812
- C:\ProgramData\windows.exe
  "C:\ProgramData\windows.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2972
- C:\ProgramData\service.exe
  "C:\ProgramData\service.exe"
  2⤵
  - Drops startup file
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of WriteProcessMemory
  PID:2976
- - C:\Windows\System32\schtasks.exe
    "C:\Windows\System32\schtasks.exe" /create /sc minute /mo 1 /tn "service" /tr "C:\Users\Admin\AppData\Roaming\service.exe"
    3⤵
    - Scheduled Task/Job: Scheduled Task
    PID:2688

C:\Windows\system32\taskeng.exe
taskeng.exe {263D2794-9549-4701-B521-EC63F81CC63B} S-1-5-21-1163522206-1469769407-485553996-1000:PJCSDMRP\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:848
- C:\Users\Admin\AppData\Roaming\service.exe
  C:\Users\Admin\AppData\Roaming\service.exe
  2⤵
  - Executes dropped EXE
  PID:1936
- C:\Users\Admin\AppData\Roaming\service.exe
  C:\Users\Admin\AppData\Roaming\service.exe
  2⤵
  - Executes dropped EXE
  PID:1332

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Scheduled Task

T1053.005

Defense Evasion

Modify Registry

T1112

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

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Downloads

C:\ProgramData\service.exe

Filesize
44KB

MD5
4281b5461ba14bd8d120b72d4c7e12aa

SHA1
ce0dc0fa3daead9d9cf8d97699144118af68c91c

SHA256
4d1c2ad91414be21420eea26ab49e3583e9d7ded659f969d3a23909c8ce17810

SHA512
a7dc39d25f6c2fb6ea09e2037b5cb95d6141698d5f7051ccb84d1742c20e43520e795f718fa1d1196007e764a05d893d57f8ac6f23df0a18da40cc7b738291a2

Download Submit
C:\ProgramData\windows.exe

Filesize
95KB

MD5
93d6bdf913cab64fec58c765afdba3d4

SHA1
ea2aa579723c407e944edca127e0850e349c8011

SHA256
d525c300a08bb594ee6e385d1c145d857935ed0303a534fcb47dc1637d2f03c6

SHA512
54bd792b65d01bd8b1b1aa43c3cbd20e0028966a264b1d117660acb279587b92a903ac7c82e66a35265644dde212179a9406fec756ca2da239f228459a4b73e4

Download Submit
memory/1936-23-0x0000000000DD0000-0x0000000000DE2000-memory.dmp

Filesize
72KB

Download
memory/2812-0-0x000007FEF5003000-0x000007FEF5004000-memory.dmp

Filesize
4KB

Download
memory/2812-1-0x0000000000FC0000-0x0000000000FEC000-memory.dmp

Filesize
176KB

Download
memory/2972-14-0x0000000000D10000-0x0000000000D2E000-memory.dmp

Filesize
120KB

Download
memory/2976-13-0x0000000000C90000-0x0000000000CA2000-memory.dmp

Filesize
72KB

Download
memory/2976-15-0x000007FEF5000000-0x000007FEF59EC000-memory.dmp

Filesize
9.9MB

Download
memory/2976-19-0x000007FEF5000000-0x000007FEF59EC000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads