xtremerat | 9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74

General

Target

9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe
Size

568KB
MD5

25e4604ad1befcfd562a254a4e4961ec
SHA1

4fbdb4bd7f043950e31e33669e31aa9334ed08e1
SHA256

9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74
SHA512

50270f32b17f3550a498e80f32d586697541c59fad76478e0db78497b6f219bc078376d254bb5f5235fcd882a9c8e53fe7de8ce34cdde16ab94609b7ecbad9ce
SSDEEP

384:ug2JvTv+HdNpOFmagBRyRrhnbUQ3ZkDl7jdaVcrOF:uDJvKYFmabf5kDlMciF

Score

10^/10

xtremerat persistence rat spyware

Malware Config

Extracted

Family

xtremerat

C2

vpndodo.sytes.net

Signatures

Detect XtremeRAT payload 17 IoCs

resource	yara_rule
behavioral1/memory/848-59-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-60-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-61-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-62-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-63-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-65-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-66-0x000000001000D0F4-mapping.dmp	family_xtremerat
behavioral1/memory/848-67-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-69-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/848-70-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2008-73-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/1304-77-0x0000000000000000-mapping.dmp	family_xtremerat
behavioral1/memory/848-78-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/1304-80-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2008-81-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/1304-83-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat
behavioral1/memory/2008-84-0x0000000010000000-0x000000001004A000-memory.dmp	family_xtremerat

XtremeRAT
The XtremeRAT was developed by xtremecoder and has been available since at least 2010, and written in Delphi.
persistence spyware rat xtremerat

Modifies Installed Components in the registry 2 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1HS25B07-MKKY-18QN-RF55-2X0BL54274GB}	calc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1HS25B07-MKKY-18QN-RF55-2X0BL54274GB}\StubPath = "C:\\Windows\\microsofts\\microsoft.exe restart"	calc.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Active Setup\Installed Components\{1HS25B07-MKKY-18QN-RF55-2X0BL54274GB}	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{1HS25B07-MKKY-18QN-RF55-2X0BL54274GB}\StubPath = "C:\\Windows\\microsofts\\microsoft.exe"	svchost.exe

Adds Run key to start application 2 TTPs 8 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\microsofts\\microsoft.exe"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\microsofts\\microsoft.exe"	svchost.exe
Key created	\REGISTRY\MACHINE\Software\Wow6432Node\Microsoft\Windows\CurrentVersion\Run	calc.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\HKLM = "C:\\Windows\\microsofts\\microsoft.exe"	calc.exe
Key created	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run	calc.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\HKCU = "C:\\Windows\\microsofts\\microsoft.exe"	calc.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1504 set thread context of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27

Drops file in Windows directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Windows\microsofts\microsoft.exe	calc.exe
File created	C:\Windows\microsofts\microsoft.exe	calc.exe

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

System Information Discovery
T1082

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe
1304	calc.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 1504 wrote to memory of 848	1504	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	27
PID 848 wrote to memory of 2008	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	28
PID 848 wrote to memory of 2008	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	28
PID 848 wrote to memory of 2008	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	28
PID 848 wrote to memory of 2008	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	28
PID 848 wrote to memory of 2008	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	28
PID 848 wrote to memory of 1304	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	29
PID 848 wrote to memory of 1304	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	29
PID 848 wrote to memory of 1304	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	29
PID 848 wrote to memory of 1304	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	29
PID 848 wrote to memory of 1304	848	9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe	29

C:\Users\Admin\AppData\Local\Temp\9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe
"C:\Users\Admin\AppData\Local\Temp\9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1504
- C:\Users\Admin\AppData\Local\Temp\9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe
  C:\Users\Admin\AppData\Local\Temp\9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74.exe
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:848
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe
    3⤵
    - Modifies Installed Components in the registry
    - Adds Run key to start application
    PID:2008
- - C:\Windows\SysWOW64\calc.exe
    calc.exe
    3⤵
    - Modifies Installed Components in the registry
    - Adds Run key to start application
    - Drops file in Windows directory
    - Suspicious use of SetWindowsHookEx
    PID:1304

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\microsofts\microsoft.exe

Filesize
568KB

MD5
25e4604ad1befcfd562a254a4e4961ec

SHA1
4fbdb4bd7f043950e31e33669e31aa9334ed08e1

SHA256
9a0b75dd14192726868b36bec94af30659e7f56edb5a94ec0211668e0672da74

SHA512
50270f32b17f3550a498e80f32d586697541c59fad76478e0db78497b6f219bc078376d254bb5f5235fcd882a9c8e53fe7de8ce34cdde16ab94609b7ecbad9ce

Download Submit
memory/848-68-0x0000000075ED1000-0x0000000075ED3000-memory.dmp

Filesize
8KB

Download
memory/848-59-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-60-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-61-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-62-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-63-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-65-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-56-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-67-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-57-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-70-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-69-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/848-78-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1304-80-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/1304-83-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2008-81-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download
memory/2008-84-0x0000000010000000-0x000000001004A000-memory.dmp

Filesize
296KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads