gh0strat | e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c

General

Target

e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
Size

2.1MB
MD5

47e0e2e61507ef680ddbe76dc1008e77
SHA1

8fbfdca183068e5c3dda7b377fbdbef122c062ba
SHA256

e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c
SHA512

242fd53e85fd714eeefc2da903276b7f5efa6da5d558d6d5047bc15f0f9f8dbdea32d40124dc1886055586eaccc95378aec8bf2962a489264386b41f8c4badd1
SSDEEP

49152:RQZAdVyVT9n/Gg0P+WhoGpe6lDmn2lZPItx2apeapelI:SGdVyVT9nOgmh46lDmn24tUvlI

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/2520-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2520-10-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2520-6-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2764-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2764-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2764-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2764-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3384-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3384-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3384-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3384-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 12 IoCs

resource	yara_rule
behavioral2/memory/2520-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2520-10-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2520-6-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2764-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2764-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2764-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2764-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/files/0x00070000000234eb-30.dat	family_gh0strat
behavioral2/memory/3384-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3384-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3384-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3384-38-0x0000000010000000-0x00000000101B6000-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
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
2520	svchost.exe
2764	TXPlatforn.exe
3384	TXPlatforn.exe
2380	svchos.exe
2912	HD_e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe

Loads dropped DLL 1 IoCs

pid	Process
2380	svchos.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2520-4-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2520-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2520-10-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2520-6-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2764-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2764-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2764-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2764-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2764-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3384-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3384-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3384-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3384-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240621562.txt	svchos.exe
File created	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	svchost.exe

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
File opened for modification	C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.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
224	2380	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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.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

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
3472	cmd.exe
684	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
684	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3384	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2520	svchost.exe
Token: SeLoadDriverPrivilege	3384	TXPlatforn.exe
Token: 33	3384	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3384	TXPlatforn.exe
Token: 33	3384	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	3384	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 2596 wrote to memory of 2520	2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe	84
PID 2596 wrote to memory of 2520	2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe	84
PID 2596 wrote to memory of 2520	2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe	84
PID 2520 wrote to memory of 3472	2520	svchost.exe	86
PID 2520 wrote to memory of 3472	2520	svchost.exe	86
PID 2520 wrote to memory of 3472	2520	svchost.exe	86
PID 2764 wrote to memory of 3384	2764	TXPlatforn.exe	87
PID 2764 wrote to memory of 3384	2764	TXPlatforn.exe	87
PID 2764 wrote to memory of 3384	2764	TXPlatforn.exe	87
PID 2596 wrote to memory of 2380	2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe	89
PID 2596 wrote to memory of 2380	2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe	89
PID 2596 wrote to memory of 2380	2596	e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe	89
PID 3472 wrote to memory of 684	3472	cmd.exe	92
PID 3472 wrote to memory of 684	3472	cmd.exe	92
PID 3472 wrote to memory of 684	3472	cmd.exe	92

C:\Users\Admin\AppData\Local\Temp\e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
"C:\Users\Admin\AppData\Local\Temp\e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.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:2596
- 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:2520
- - 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:3472
  - - 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:684
- 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:2380
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2380 -s 452
    3⤵
    - Program crash
    PID:224
- C:\Users\Admin\AppData\Local\Temp\HD_e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
  C:\Users\Admin\AppData\Local\Temp\HD_e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe
  2⤵
  - Executes dropped EXE
  PID:2912

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:2764
- 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:3384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2380 -ip 2380
1⤵
PID:2632

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_X.dat

Filesize
1.5MB

MD5
ea86899f60140f4d05c2f433154a6d1b

SHA1
82879b1e076ed9693510c86a68198f3eba57d2b8

SHA256
f08c70e6bb1904d6101276ea6d6679814721e552ced47c87336a26b776b2c922

SHA512
ad66e1f588115bcc6d7977e61b418985e13e6432e7c2abf7dd92b1fd3200125d601e97cec7cf334675b550a5d830ceb52c9be09003c4b3e217e2e65be10c4bfb

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_e65c511768658e2174cf9d74b2247a93d06eb7633c9bea40f250f8a40d67d37c.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

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\240621562.txt

Filesize
50KB

MD5
271378498ceb8a33dab715ad827341fd

SHA1
f9ece2f62c44b1a8e0a73f3c8157b4657ac64339

SHA256
e226b1dd796ee29f189a5de86dbef2d8813e1437c0f36b920e33c8c30039d804

SHA512
0642e13ed21bcbbc1e778dcce95903b7fe20c04ada0aedfe7820201eeabeb5fabc7763315bc063a02cb25c2da2070ee78b9924142aa76f0394ed2e4cad35fd6b

Download Submit
memory/2520-4-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2520-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2520-10-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2520-6-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2764-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2764-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2764-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2764-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2764-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3384-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3384-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3384-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3384-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads