gh0strat | 7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72

Analysis

max time kernel
150s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19-12-2024 10:15

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
Size

4.1MB
MD5

5db679739df397213d09e97fe16a68ae
SHA1

95a6772330bc0bc35fa7be0cb33377e275bba2f7
SHA256

7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72
SHA512

58010ef0d0b21e56696ce79e92a9c9dc21df98770b779e0b54c66f08d4a77424740189936472115d1d1507a994c6c489a2d8a7fb4d4f158b7593218793338cd8
SSDEEP

49152:dCwsbCANnKXferL7Vwe/Gg0P+WhTseOazv2MRrTIGGiert88NXmckpe9Z:gws2ANnKXOaeOgmhT+MRrTIOe+8

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2564-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2564-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x00070000000186ee-6.dat	family_gh0strat
behavioral1/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2564-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2564-49-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.exe

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259452236.txt"	R.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"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

pid	Process
2780	R.exe
2932	N.exe
3036	TXPlatfor.exe
2564	TXPlatfor.exe
1784	HD_7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
2392	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
2780	R.exe
2768	svchost.exe
2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
3036	TXPlatfor.exe
2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
2768	svchost.exe
2392	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259452236.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2564-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2564-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 8 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	TXPlatfor.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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.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
2812	PING.EXE
2552	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2812	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2564	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2932	N.exe
Token: SeLoadDriverPrivilege	2564	TXPlatfor.exe
Token: 33	2564	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2564	TXPlatfor.exe
Token: 33	2564	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2564	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2688 wrote to memory of 2780	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	30
PID 2688 wrote to memory of 2780	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	30
PID 2688 wrote to memory of 2780	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	30
PID 2688 wrote to memory of 2780	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	30
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2688 wrote to memory of 2932	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	33
PID 2932 wrote to memory of 2552	2932	N.exe	35
PID 2932 wrote to memory of 2552	2932	N.exe	35
PID 2932 wrote to memory of 2552	2932	N.exe	35
PID 2932 wrote to memory of 2552	2932	N.exe	35
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 3036 wrote to memory of 2564	3036	TXPlatfor.exe	36
PID 2688 wrote to memory of 1784	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	38
PID 2688 wrote to memory of 1784	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	38
PID 2688 wrote to memory of 1784	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	38
PID 2688 wrote to memory of 1784	2688	7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe	38
PID 2552 wrote to memory of 2812	2552	cmd.exe	39
PID 2552 wrote to memory of 2812	2552	cmd.exe	39
PID 2552 wrote to memory of 2812	2552	cmd.exe	39
PID 2552 wrote to memory of 2812	2552	cmd.exe	39
PID 2768 wrote to memory of 2392	2768	svchost.exe	40
PID 2768 wrote to memory of 2392	2768	svchost.exe	40
PID 2768 wrote to memory of 2392	2768	svchost.exe	40
PID 2768 wrote to memory of 2392	2768	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
"C:\Users\Admin\AppData\Local\Temp\7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2688
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:2780
- C:\Users\Admin\AppData\Local\Temp\N.exe
  C:\Users\Admin\AppData\Local\Temp\\N.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:2932
- - 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\N.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2552
  - - 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:2812
- C:\Users\Admin\AppData\Local\Temp\HD_7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
  C:\Users\Admin\AppData\Local\Temp\HD_7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe
  2⤵
  - Executes dropped EXE
  PID:1784

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2776

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2768
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259452236.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2392

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3036
- C:\Windows\SysWOW64\TXPlatfor.exe
  C:\Windows\SysWOW64\TXPlatfor.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:2564

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Server Software Component

T1505

Terminal Services DLL

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\HD_7cb9abb047c98323f6b5b352786de67c1fd071626a94a5d6727ad0f704deea72.exe

Filesize
1.7MB

MD5
0d46d9218b50532fa25f0fb6490de5d3

SHA1
0b5d2a4accfaa282588fa840a636536ac101d907

SHA256
4c03dc1ab5d43ff7a78d41a1bdcfae3f2e1590afbe58ac9aa755559a722a279b

SHA512
5ec6f0a8a82a9a9ed90bdee4db03edfb962880bdfd87dbf807e99d015ed49ddd8f313d0ebe0bcd752fb9997c403a040c521e46c495a9f3e30d674a540efd84dc

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

Filesize
2.4MB

MD5
a13755e8922ab721046f1553ec925652

SHA1
eecd39ac949a82b40f229465902f59b0b10b1c20

SHA256
c7d3f25e1249700a671236bea10870c1edc7ad876b84b5f3c1500423f0d1fdd3

SHA512
1523ee039464803f8b538daa1375e630a80051d11ce52cd05b3142e80e57d6dcdad15f592aa1b3f559a8c521adb030c0ed27b2f25d4a2d578da1b45ac4f82652

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Users\Admin\AppData\Local\Temp\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Windows\SysWOW64\259452236.txt

Filesize
899KB

MD5
5a05477e1cb1e606e888a0029c222284

SHA1
4bea31f9f33f2a5a1dbec8ac43e3540edcf87716

SHA256
b4937d15e07816b4454bf6b2d3187bfbac1aa1d728d2efb6416141e9e279534a

SHA512
50ec7a2edb538d64251457510ee0eea26e529981fcb88374f864f6961a7a1d4ce42bcf761df7c08a5e73c95a93011b122a051df434669dabd050b36b57e7ce92

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2564-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2564-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download