gh0strat | 612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408

General

Target

612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
Size

1.6MB
MD5

05dd8da390a366e97b0fcfee0a1925d8
SHA1

50277fa0dc78fcf04826211f5e904e65d952ad9a
SHA256

612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408
SHA512

f8174f37bf0d27c585d597c22a9c6b31048080937e27df35713abfc560a866cfd89b87600dabe3c3e5ee7cdd2d8a17de21b0ada2616300187a373cf3a976f2dc
SSDEEP

24576:MQZoidOTdVZinacCET9Ecl1erdg0MCiVWhFU7cVrXWvsL0vO2:MQZAdVyVT9n/Gg0P+Who2ma0vO2

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/1460-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1460-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1460-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1168-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1168-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1168-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4888-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4888-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4888-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4888-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1168-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/1460-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1460-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1460-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1168-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1168-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1168-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023ca7-30.dat	family_gh0strat
behavioral2/memory/4888-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4888-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4888-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4888-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1168-16-0x0000000010000000-0x00000000101B6000-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
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 5 IoCs

pid	Process
1460	svchost.exe
1168	TXPlatforn.exe
4888	TXPlatforn.exe
1108	svchos.exe
1684	HD_612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe

Loads dropped DLL 1 IoCs

pid	Process
1108	svchos.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File created	C:\Windows\SysWOW64\240634421.txt	svchos.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1460-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1460-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1460-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1460-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1168-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1168-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1168-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1168-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4888-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4888-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4888-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4888-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1168-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe

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

System Information Discovery
T1082

Program crash 3 IoCs

pid	pid_target	Process	procid_target
4496	1108	WerFault.exe	90
4876	1108	WerFault.exe	90
4572	1684	WerFault.exe

System Location Discovery: System Language Discovery 1 TTPs 6 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	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
1748	PING.EXE
3876	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1748	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4888	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1460	svchost.exe
Token: SeLoadDriverPrivilege	4888	TXPlatforn.exe
Token: 33	4888	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4888	TXPlatforn.exe
Token: 33	4888	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4888	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3732 wrote to memory of 1460	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	84
PID 3732 wrote to memory of 1460	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	84
PID 3732 wrote to memory of 1460	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	84
PID 1168 wrote to memory of 4888	1168	TXPlatforn.exe	88
PID 1168 wrote to memory of 4888	1168	TXPlatforn.exe	88
PID 1168 wrote to memory of 4888	1168	TXPlatforn.exe	88
PID 1460 wrote to memory of 3876	1460	svchost.exe	89
PID 1460 wrote to memory of 3876	1460	svchost.exe	89
PID 1460 wrote to memory of 3876	1460	svchost.exe	89
PID 3732 wrote to memory of 1108	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	90
PID 3732 wrote to memory of 1108	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	90
PID 3732 wrote to memory of 1108	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	90
PID 3876 wrote to memory of 1748	3876	cmd.exe	95
PID 3876 wrote to memory of 1748	3876	cmd.exe	95
PID 3876 wrote to memory of 1748	3876	cmd.exe	95
PID 3732 wrote to memory of 1684	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	98
PID 3732 wrote to memory of 1684	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	98
PID 3732 wrote to memory of 1684	3732	612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe	98

C:\Users\Admin\AppData\Local\Temp\612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
"C:\Users\Admin\AppData\Local\Temp\612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3732
- C:\Users\Admin\AppData\Local\Temp\svchost.exe
  C:\Users\Admin\AppData\Local\Temp\\svchost.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1460
- - C:\Windows\SysWOW64\cmd.exe
    C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\svchost.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:3876
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:1748
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:1108
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 452
    3⤵
    - Program crash
    PID:4496
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1108 -s 516
    3⤵
    - Program crash
    PID:4876
- C:\Users\Admin\AppData\Local\Temp\HD_612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
  C:\Users\Admin\AppData\Local\Temp\HD_612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe
  2⤵
  - Executes dropped EXE
  PID:1684
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1684 -s 180
    3⤵
    - Program crash
    PID:4572

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1168
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:4888

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1108 -ip 1108
1⤵
PID:4912

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1108 -ip 1108
1⤵
PID:1308

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1684 -ip 1684
1⤵
PID:2140

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_612e0b08e14341bfa08bfd774e79d0873a2c89178ff6035425dfb816256be408.exe

Filesize
382KB

MD5
4234e76a1b12c5f76b264c99540fd736

SHA1
afd7b46e145f66f7f260b4d720977b366bca8ad8

SHA256
8f9fe72ba974d046e3178e96cf38007a8640bcb179bf83708d64d5e5e21096cf

SHA512
89eeb028bea5ce6323ad90f67aedbdb2a1b9ab3f903a58d9b665a4193c44fe3de77b985401d46af3f3923190d404e9ab9333b3a58cbb075a07842e0a082f2ef1

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
1.3MB

MD5
d542a641835493f1094ec046607cdece

SHA1
4f8d0c92bf8746f0d8203e8b69e9cac3fcac86ad

SHA256
7abf20ec6103354e524fb40f9659896373f5e8c7ab493dff53a9f44a8a62dd70

SHA512
61f174bc91f342221ebf2fcbf98a5b1a818c088af08a89631b72877582f5a2ac412d7f400971963d2111b0130e733be789520f01fca2bf75aa03feda1b677f2e

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchos.exe

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
C:\Users\Admin\AppData\Local\Temp\svchost.exe

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
C:\Windows\SysWOW64\240634421.txt

Filesize
50KB

MD5
cce69770bf6b48eac3961446ecdfd67d

SHA1
5fa14bbc1ddd0279a5c56e5e4f6afd123a7433c0

SHA256
c88188357b01eaba83f317612df9e8fcabdafc0fadfdf6e9336950c5ef2681c4

SHA512
d332ed1c4237e081ada6a994bb2315bff684908466d72c675cfd79e05f862a408d1e871be2f11a3b2b8a6a6e927776422df8cf6c683af71657eeb1f511cb1c1e

Download Submit
memory/1168-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1168-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1168-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1168-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1168-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1460-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1460-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1460-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1460-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4888-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4888-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4888-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4888-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads