redline | 5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30

Analysis

max time kernel
149s
max time network
154s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
27-11-2024 02:36

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General

Target

5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
Size

821KB
MD5

7c36f1554bb662abddb2fafb5db3037d
SHA1

4d2b146919805242a1699139d2937bae4fddfd4b
SHA256

5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30
SHA512

caa4b4b05fdd1a5b68979ed0c2388c727dd3d89d34a2351e7e392e1dd1764a87a0af1106e7beaa65a287cd625088daeb9ccfcad4fed8ca39b273fa7142c53665
SSDEEP

24576:PBKn35eX+HnjaKB2LJKI923eTuOmvzzx428hYTGu:EpjHnj3B2VKI92uuOmrOSTGu

Score

10^/10

redline xworm foz discovery execution infostealer persistence rat trojan

Malware Config

Extracted

Family

xworm

Version

5.0

212.162.149.53:7071

Mutex

9GNxvcpH1EHQrLdj

Attributes

Install_directory
%AppData%
install_file
XClient.exe

aes.plain

Extracted

Family

redline

Botnet

FOZ

212.162.149.53:36014

Signatures

Detect Xworm Payload 2 IoCs

resource	yara_rule
behavioral1/files/0x0009000000016c23-27.dat	family_xworm
behavioral1/memory/2868-42-0x0000000000DC0000-0x0000000000DD0000-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/0x0009000000016ce0-36.dat	family_redline
behavioral1/memory/2648-41-0x0000000001000000-0x0000000001052000-memory.dmp	family_redline

Redline family
redline
Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm
Xworm family
xworm

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
2324	powershell.exe

Drops startup file 2 IoCs

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

Executes dropped EXE 2 IoCs

pid	Process
2868	XClient.exe
2648	build.exe

Loads dropped DLL 2 IoCs

pid	Process
2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\Run\XClient = "C:\\Users\\Admin\\AppData\\Roaming\\XClient.exe"	XClient.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2360 set thread context of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36

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 5 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	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	build.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
2476	schtasks.exe

Suspicious behavior: AddClipboardFormatListener 1 IoCs

pid	Process
2868	XClient.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
2324	powershell.exe
2868	XClient.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
Token: SeDebugPrivilege	2324	powershell.exe
Token: SeDebugPrivilege	2868	XClient.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2868	XClient.exe

Suspicious use of WriteProcessMemory 29 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 2324	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	31
PID 2360 wrote to memory of 2324	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	31
PID 2360 wrote to memory of 2324	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	31
PID 2360 wrote to memory of 2324	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	31
PID 2360 wrote to memory of 2476	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	33
PID 2360 wrote to memory of 2476	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	33
PID 2360 wrote to memory of 2476	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	33
PID 2360 wrote to memory of 2476	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	33
PID 2360 wrote to memory of 2380	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	35
PID 2360 wrote to memory of 2380	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	35
PID 2360 wrote to memory of 2380	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	35
PID 2360 wrote to memory of 2380	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	35
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2360 wrote to memory of 2228	2360	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	36
PID 2228 wrote to memory of 2868	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	37
PID 2228 wrote to memory of 2868	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	37
PID 2228 wrote to memory of 2868	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	37
PID 2228 wrote to memory of 2868	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	37
PID 2228 wrote to memory of 2648	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	38
PID 2228 wrote to memory of 2648	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	38
PID 2228 wrote to memory of 2648	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	38
PID 2228 wrote to memory of 2648	2228	5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe	38

C:\Users\Admin\AppData\Local\Temp\5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
"C:\Users\Admin\AppData\Local\Temp\5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\YkxAHNcqEmoeLS.exe"
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:2324
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\YkxAHNcqEmoeLS" /XML "C:\Users\Admin\AppData\Local\Temp\tmp25D8.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:2476
- C:\Users\Admin\AppData\Local\Temp\5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
  "C:\Users\Admin\AppData\Local\Temp\5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe"
  2⤵
  PID:2380
- C:\Users\Admin\AppData\Local\Temp\5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe
  "C:\Users\Admin\AppData\Local\Temp\5f93d1ba8286162e4e7ebe907745b186d2301534fd8b39a84f129f3857f16c30.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2228
- - C:\Users\Admin\AppData\Local\Temp\XClient.exe
    "C:\Users\Admin\AppData\Local\Temp\XClient.exe"
    3⤵
    - Drops startup file
    - Executes dropped EXE
    - Adds Run key to start application
    - Suspicious behavior: AddClipboardFormatListener
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of SetWindowsHookEx
    PID:2868
- - C:\Users\Admin\AppData\Local\Temp\build.exe
    "C:\Users\Admin\AppData\Local\Temp\build.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:2648

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

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

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\tmp25D8.tmp

Filesize
1KB

MD5
e3df24f15a34872fc1b40c9d615d729d

SHA1
3bcbec95ed5385bd302eba60a2a3997bcfa4d9ae

SHA256
12ee70755fdc103812c4f49744d2836845bed87a58d78ec13effd5161bbe67ff

SHA512
eeddba068d4845e8d34bf1cd66da4489e50974bac399ab33aebc38faad6c4c06c27606dabf449020ca124235f429a4b08e54170e4abccf4dd7357fb8227c7af9

Download Submit
\Users\Admin\AppData\Local\Temp\XClient.exe

Filesize
40KB

MD5
1c5cf825e29b63a62c3c8b1589d51a1e

SHA1
ea4f1dceeeea35b6bd17f4040511bbd0341246a8

SHA256
d868406f1fdc6a5c15a70f03f6279fb8a3fe190ea5a4911bf6839fc483c753b0

SHA512
c780aff70b930ea221ffd96081c02116f76d2c7b20590fff6ab04038e2aef50ad57eb8f28a67c4dfdb6a00e3fe393e1238d448c3f346585242ee18d180203fd2

Download Submit
\Users\Admin\AppData\Local\Temp\build.exe

Filesize
300KB

MD5
1ed2ecae05aaa1c505136f5252287cc7

SHA1
2c73c09437c4c1d5e90013a6ca7a65ac0a5fadc5

SHA256
d771f70ba342e5d4cd7f129a4a2b4a6c6c7293233135f266db33f356986a70f9

SHA512
ca82139310ea62ec8703f6fcb19d843644a5ce40323e8f7857c9fd3173bb0796eb20f9002209b9fcbfa7ce9858fe3b932e070f8449bc2736b6712d39515d9219

Download Submit
memory/2228-20-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2228-22-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2228-12-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2228-14-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2228-21-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2228-18-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2228-16-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2228-24-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2360-2-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-4-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2360-33-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2360-3-0x0000000000530000-0x000000000054C000-memory.dmp

Filesize
112KB

Download
memory/2360-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

Filesize
4KB

Download
memory/2360-1-0x00000000001A0000-0x0000000000274000-memory.dmp

Filesize
848KB

Download
memory/2360-6-0x0000000005420000-0x00000000054C2000-memory.dmp

Filesize
648KB

Download
memory/2360-5-0x0000000074C60000-0x000000007534E000-memory.dmp

Filesize
6.9MB

Download
memory/2648-41-0x0000000001000000-0x0000000001052000-memory.dmp

Filesize
328KB

Download
memory/2868-42-0x0000000000DC0000-0x0000000000DD0000-memory.dmp

Filesize
64KB

Download