gh0strat | 752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5

General

Target

752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
Size

2.2MB
MD5

a1dddaa04e2fe3d783e1a7c9a141cccd
SHA1

1a285796da7775ad8f46fb9d567d825a15c94493
SHA256

752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5
SHA512

cb19097f5dc193bdd33f375ec5673f63857dee3689a324cf7b297bbe5044933009fbe2bd8339a3bb669f46a9b3395abfe2cd0d280115814e9bf6f08e1a29cb2a
SSDEEP

49152:zQZAdVyVT9n/Gg0P+WhobpezCZPItx2apeapelI:0GdVyVT9nOgmhzzbtUvlI

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 13 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/4896-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4896-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4980-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 14 IoCs

resource	yara_rule
behavioral2/memory/4896-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4896-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4896-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x0007000000023cb1-26.dat	family_gh0strat
behavioral2/memory/4896-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4980-38-0x0000000010000000-0x00000000101B6000-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
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

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
4896	svchost.exe
3220	TXPlatforn.exe
4980	TXPlatforn.exe
4468	svchos.exe
1072	HD_752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe

Loads dropped DLL 1 IoCs

pid	Process
4468	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\240625984.txt	svchos.exe

UPX packed file 16 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4896-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4896-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4980-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3836	4468	WerFault.exe	89

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	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
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

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
3052	cmd.exe
1280	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1280	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4980	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	4896	svchost.exe
Token: SeLoadDriverPrivilege	4980	TXPlatforn.exe
Token: 33	4980	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4980	TXPlatforn.exe
Token: 33	4980	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	4980	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 3188 wrote to memory of 4896	3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe	83
PID 3188 wrote to memory of 4896	3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe	83
PID 3188 wrote to memory of 4896	3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe	83
PID 3220 wrote to memory of 4980	3220	TXPlatforn.exe	87
PID 3220 wrote to memory of 4980	3220	TXPlatforn.exe	87
PID 3220 wrote to memory of 4980	3220	TXPlatforn.exe	87
PID 4896 wrote to memory of 3052	4896	svchost.exe	88
PID 4896 wrote to memory of 3052	4896	svchost.exe	88
PID 4896 wrote to memory of 3052	4896	svchost.exe	88
PID 3188 wrote to memory of 4468	3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe	89
PID 3188 wrote to memory of 4468	3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe	89
PID 3188 wrote to memory of 4468	3188	752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe	89
PID 3052 wrote to memory of 1280	3052	cmd.exe	95
PID 3052 wrote to memory of 1280	3052	cmd.exe	95
PID 3052 wrote to memory of 1280	3052	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
"C:\Users\Admin\AppData\Local\Temp\752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.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:3188
- 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:4896
- - 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:3052
  - - 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:1280
- 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:4468
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4468 -s 456
    3⤵
    - Program crash
    PID:3836
- C:\Users\Admin\AppData\Local\Temp\HD_752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
  C:\Users\Admin\AppData\Local\Temp\HD_752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe
  2⤵
  - Executes dropped EXE
  PID:1072

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:3220
- 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:4980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4468 -ip 4468
1⤵
PID:1080

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_752efeb55eafc142626e2670d7edbb465f75a62f3882eaebd5ada602d14e0fa5.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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

Filesize
1.6MB

MD5
4163944fcf7060371a582662f0c20bc7

SHA1
9936b0a639a6dc5b149f70ae010eda5b149f13ac

SHA256
30337fd5bf3ddb36ffde790e4a149a3767eff5d6ff0005f22ab1eb0c1353533e

SHA512
68e15d5697473a6d014d3055151e9e8e155cbcb5a3dd4dba8e6c75a03021ebe3a7aaa14744f2e5d027c5a3e335aff4218d8cae600fcc029c1b7ee16084b44c30

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\240625984.txt

Filesize
50KB

MD5
5a25188bf397eece59cf9d727e2ab1f4

SHA1
0867bf5dd8562d6e4ac6a6817ae1ac5b4d599ad5

SHA256
57f5cc1403b08fe780b1202a4113aca5e8ab24b3c5af9f30cd2d2125c790e560

SHA512
81f72956cff69a53eabad47d969cc9d77d29a7abd077a9ad2143617782023081b9989604299de8e9dc243f40c3b9f1c117bf46491937f9e77bdca57b9a5c9766

Download Submit
memory/3220-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4896-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4980-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads