gh0strat | 070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20231129-en
resource tags

arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
submitted
21/05/2024, 18:23

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General

Target

070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
Size

3.0MB
MD5

d1608ab7f735e1717253052074355c2c
SHA1

8301d00938bb1314ae582618a5d588cfa8ab8c09
SHA256

070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082
SHA512

cc1a6cf710ee44227f3c401668086b6f4df2b66547757400ddfc7650a4b42f25e2ae60912e195f86c2e37d164c651bac5c12a902236c2803f702f07ed7d0bf51
SSDEEP

49152:OCwsbCANnKXferL7Vwe/Gg0P+WhRn3cHmZE:pws2ANnKXOaeOgmhRn3cHma

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2204-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2204-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2832-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2832-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2832-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0009000000015c78-6.dat	family_gh0strat
behavioral1/memory/2204-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2204-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2832-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2832-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2832-52-0x0000000010000000-0x00000000101B6000-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	TXPlatfor.exe

Sets DLL path for service in the 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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\259395389.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
2232	R.exe
2204	N.exe
2672	TXPlatfor.exe
2832	TXPlatfor.exe
2720	HD_070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
2160	Remote Data.exe

Loads dropped DLL 9 IoCs

pid	Process
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
2232	R.exe
1748	svchost.exe
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
2672	TXPlatfor.exe
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
1748	svchost.exe
2160	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2204-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2204-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2204-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2832-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2832-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2832-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259395389.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2480	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2832	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2204	N.exe
Token: SeLoadDriverPrivilege	2832	TXPlatfor.exe
Token: 33	2832	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2832	TXPlatfor.exe
Token: 33	2832	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2832	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 2232	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	28
PID 2216 wrote to memory of 2232	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	28
PID 2216 wrote to memory of 2232	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	28
PID 2216 wrote to memory of 2232	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	28
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2216 wrote to memory of 2204	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	31
PID 2204 wrote to memory of 2612	2204	N.exe	33
PID 2204 wrote to memory of 2612	2204	N.exe	33
PID 2204 wrote to memory of 2612	2204	N.exe	33
PID 2204 wrote to memory of 2612	2204	N.exe	33
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2672 wrote to memory of 2832	2672	TXPlatfor.exe	34
PID 2216 wrote to memory of 2720	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	36
PID 2216 wrote to memory of 2720	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	36
PID 2216 wrote to memory of 2720	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	36
PID 2216 wrote to memory of 2720	2216	070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe	36
PID 2612 wrote to memory of 2480	2612	cmd.exe	37
PID 2612 wrote to memory of 2480	2612	cmd.exe	37
PID 2612 wrote to memory of 2480	2612	cmd.exe	37
PID 2612 wrote to memory of 2480	2612	cmd.exe	37
PID 1748 wrote to memory of 2160	1748	svchost.exe	38
PID 1748 wrote to memory of 2160	1748	svchost.exe	38
PID 1748 wrote to memory of 2160	1748	svchost.exe	38
PID 1748 wrote to memory of 2160	1748	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
"C:\Users\Admin\AppData\Local\Temp\070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2232
- 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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2204
- - 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⤵
    - Suspicious use of WriteProcessMemory
    PID:2612
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2480
- C:\Users\Admin\AppData\Local\Temp\HD_070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
  C:\Users\Admin\AppData\Local\Temp\HD_070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe
  2⤵
  - Executes dropped EXE
  PID:2720

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2548

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:1748
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259395389.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:2160

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2672
- 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:2832

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

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_070c0c4a373d35b10bd41df9859eb5fc583cd0d75820b100cb5781d0ae688082.exe

Filesize
384KB

MD5
78c1fee8f0484db2b36a2294a1ed4dbf

SHA1
859e0b6921fa6bf5e3718fd598cfd2bd385b1d4e

SHA256
e7a2fdf96067dd5d358f9516bad6144ae8ca1a4a1afb541266f45fa25dd8abe3

SHA512
a874291abf52265f938e617e7ec39cdb5d5698af07ca9163e4bc6c2ca175728307e912b2e5bc7765a12775ea3a9b857781948e5a388eeecd13788059e2e36d4b

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

Filesize
2.6MB

MD5
08ae10a40d2dd2ce4b41274f18f0383b

SHA1
e898de3051ddf6e7695614d9485e79fc6c861254

SHA256
ca74ca9c7bc170e59639e935e614055b455a30971c415cdbb51afd00168c2f9b

SHA512
4a0c659a4e600238ddfe3ad6ca73a408c7da09dd5e2ca1d0678db1e6123442f4fc5a9ac041778cbd467b3d77a7c2addc806eaec52d1e622ba7572e38a92c938a

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259395389.txt

Filesize
899KB

MD5
93202824a2df49ed6f8d7ef2a55d8c07

SHA1
7529e6ff895e01a1824b0ca49310177f8b8962f6

SHA256
1510e0776b43437b442624d2c5c4a8f669d54bac857d46a8defd8dff3f182606

SHA512
34b0906b384542a56eae4ef6f2e3488bdbd445140b62bb0e07dd5a3251e8e7b01e58b6636c132a38d070a7d99947988662005c7ecd14c274fe0d4dda7913e977

Download Submit
memory/2204-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2204-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2204-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2832-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2832-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2832-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download