gh0strat | 50ae7839463137f7fab104e21cda58572dbcf4fbd28c61038187752e2fed9512

Analysis

max time kernel
93s
max time network
142s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 15:53

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General

Target
50ae7839463137f7fab104e21cda58572dbcf4fbd28c61038187752e2fed9512.dll
Size 430KB
Sample241230-tb34jaypbk
SHA256 50ae7839463137f7fab104e21cda58572dbcf4fbd28c61038187752e2fed9512
MD5 f7ec875f8ef9e1d72eb0095addc8e3b4
SHA1 38c8bb509c752f94cb938036aa21db72bd75f710
SHA512 02ad72e87bc66920ef7ce949a78dec784c2afdab48c4269887d49886cba3b097fe0a93330300569ce92d5dd96290dce33433e12039724e4045ec3a1adf45f5d1
SSDEEP 12288:q9j8pWxJdNxnSJwu416c9y0wiL7s1T37AVu68VnogfN7oSY:q9I+dGwu13UVb+n3fNW
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 3 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2108-14-0x0000000000400000-0x0000000000543000-memory.dmp	purplefox_rootkit
behavioral2/memory/2108-16-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit
behavioral2/memory/2108-13-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2108-14-0x0000000000400000-0x0000000000543000-memory.dmp	family_gh0strat
behavioral2/memory/2108-16-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat
behavioral2/memory/2108-13-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat

Gh0strat
Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.
rat gh0strat
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Executes dropped EXE 1 IoCs

pid	Process
3552	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1296 set thread context of 2108	1296	rundll32.exe	86

UPX packed file 10 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/1296-0-0x0000000010000000-0x00000000100FE000-memory.dmp	upx
behavioral2/memory/2108-2-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-8-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-7-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-1-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-9-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-6-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-3-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-14-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2108-10-0x0000000000400000-0x0000000000543000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NetMeeting\svchost.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\NetMeeting\svchost.exe	svchost.exe

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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
432	cmd.exe
1080	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1080	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2108	svchost.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 4864 wrote to memory of 1296	4864	rundll32.exe	85
PID 4864 wrote to memory of 1296	4864	rundll32.exe	85
PID 4864 wrote to memory of 1296	4864	rundll32.exe	85
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 1296 wrote to memory of 2108	1296	rundll32.exe	86
PID 2108 wrote to memory of 432	2108	svchost.exe	88
PID 2108 wrote to memory of 432	2108	svchost.exe	88
PID 2108 wrote to memory of 432	2108	svchost.exe	88
PID 432 wrote to memory of 1080	432	cmd.exe	90
PID 432 wrote to memory of 1080	432	cmd.exe	90
PID 432 wrote to memory of 1080	432	cmd.exe	90

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\50ae7839463137f7fab104e21cda58572dbcf4fbd28c61038187752e2fed9512.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:4864
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\50ae7839463137f7fab104e21cda58572dbcf4fbd28c61038187752e2fed9512.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1296
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe fagahawhawhgawccc
    3⤵
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2108
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Suspicious use of WriteProcessMemory
      PID:432
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 2 127.0.0.1
        5⤵
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:1080

C:\Program Files (x86)\NetMeeting\svchost.exe
"C:\Program Files (x86)\NetMeeting\svchost.exe" -auto
1⤵
- Executes dropped EXE
PID:3552

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Remote System Discovery

T1018

System Location Discovery

T1614

System Language Discovery

T1614.001

System Network Configuration Discovery

T1016

Internet Connection Discovery

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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svchost.exe

Path C:\Program Files (x86)\NetMeeting\svchost.exe
Size 45KB
SHA256 5c3257b277f160109071e7e716040e67657341d8c42aa68d9afafe1630fcc53e
MD5 b7c999040d80e5bf87886d70d992c51e
SHA1 a8ed9a51cc14ccf99b670e60ebbc110756504929
SHA512 71ba2fbd705e51b488afe3bb33a67212cf297e97e8b1b20ada33e16956f7ec8f89a79e04a4b256fd61a442fada690aff0c807c2bdcc9165a9c7be3de725de309
SSDEEP 768:c2WS98tkOTFhAjOnKFURDsVRqmEvnMqvjZCu8HVTg4SR5KLY1PKH8://StkOTnAjOfARvan9Z0tgHEgP7
MD5 SHA1 SHA512 SSDEEP

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memory/1296-0-0x0000000010000000-0x00000000100FE000-memory.dmp

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memory/2108-6-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-3-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-11-0x0000000075F63000-0x0000000075F64000-memory.dmp

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memory/2108-7-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-1-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-9-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-8-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-12-0x0000000075F40000-0x0000000076030000-memory.dmp

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memory/2108-15-0x0000000075F40000-0x0000000076030000-memory.dmp

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memory/2108-14-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-16-0x0000000010000000-0x00000000101A0000-memory.dmp

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memory/2108-13-0x0000000010000000-0x00000000101A0000-memory.dmp

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memory/2108-10-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-2-0x0000000000400000-0x0000000000543000-memory.dmp

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memory/2108-24-0x0000000075F40000-0x0000000076030000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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