gh0strat | c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20240419-en
resource tags

arch:x64arch:x86image:win7-20240419-enlocale:en-usos:windows7-x64system
submitted
25/06/2024, 19:18

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General

Target

c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
Size

2.5MB
MD5

9e2ca58f928628d1c03734d2ce8d832e
SHA1

6aa2cf81607d26d234ac69fe50e66908f15c9a25
SHA256

c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae
SHA512

97130316a5740a317b22ec7615a682be6af9a0706c25e0d23be950c4839a7f21c10e581c210b3d7e55072b422c14c2ecb8bec109553302569eabe20901d455e1
SSDEEP

49152:BCwsbCANnKXferL7Vwe/Gg0P+WhWXfOteLhc:sws2ANnKXOaeOgmhWXfOteLq

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/2088-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2088-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2652-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2652-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0030000000014d0f-6.dat	family_gh0strat
behavioral1/memory/2088-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2088-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2652-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2652-49-0x0000000010000000-0x00000000101B6000-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
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

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\\259397214.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
1516	R.exe
2088	N.exe
2736	TXPlatfor.exe
2652	TXPlatfor.exe
2868	HD_c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
3000	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
1516	R.exe
2384	svchost.exe
3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
2736	TXPlatfor.exe
3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
2384	svchost.exe
3000	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2088-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2088-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2088-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2652-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2652-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259397214.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

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2576	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2652	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2088	N.exe
Token: SeLoadDriverPrivilege	2652	TXPlatfor.exe
Token: 33	2652	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2652	TXPlatfor.exe
Token: 33	2652	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2652	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 3024 wrote to memory of 1516	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	28
PID 3024 wrote to memory of 1516	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	28
PID 3024 wrote to memory of 1516	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	28
PID 3024 wrote to memory of 1516	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	28
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 3024 wrote to memory of 2088	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	31
PID 2088 wrote to memory of 2532	2088	N.exe	33
PID 2088 wrote to memory of 2532	2088	N.exe	33
PID 2088 wrote to memory of 2532	2088	N.exe	33
PID 2088 wrote to memory of 2532	2088	N.exe	33
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 2736 wrote to memory of 2652	2736	TXPlatfor.exe	34
PID 3024 wrote to memory of 2868	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	36
PID 3024 wrote to memory of 2868	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	36
PID 3024 wrote to memory of 2868	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	36
PID 3024 wrote to memory of 2868	3024	c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe	36
PID 2532 wrote to memory of 2576	2532	cmd.exe	37
PID 2532 wrote to memory of 2576	2532	cmd.exe	37
PID 2532 wrote to memory of 2576	2532	cmd.exe	37
PID 2532 wrote to memory of 2576	2532	cmd.exe	37
PID 2384 wrote to memory of 3000	2384	svchost.exe	38
PID 2384 wrote to memory of 3000	2384	svchost.exe	38
PID 2384 wrote to memory of 3000	2384	svchost.exe	38
PID 2384 wrote to memory of 3000	2384	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
"C:\Users\Admin\AppData\Local\Temp\c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3024
- 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
  PID:1516
- 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:2088
- - 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:2532
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2576
- C:\Users\Admin\AppData\Local\Temp\HD_c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
  C:\Users\Admin\AppData\Local\Temp\HD_c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe
  2⤵
  - Executes dropped EXE
  PID:2868

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2392

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:2384
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259397214.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3000

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2736
- 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:2652

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 Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
2.3MB

MD5
f025d3182288e160c4424750e82b9f55

SHA1
0010259af83e29b147e5e621a705cbe6c730171e

SHA256
6175017034bd8c7f31f4d4c3353ff85c9fe876887e8d77437ea69886c7e7a27a

SHA512
cd10fafb5cd03026e2b61b03db5fbd5791a3dfefd8939f5ac0fb1c35b8e4c320907da777bedc09e111df18657cdbbcb29a334c501ea23df0dd597ac460145597

Download Submit
\Users\Admin\AppData\Local\Temp\HD_c6486a2079d29666bda1b0781773eee9746aca63b5a329444dd983466cf029ae.exe

Filesize
230KB

MD5
a0a7a0fd9825025fe250721a04fa7fad

SHA1
90342327ee4a1bc15a718217d1a725fdb5e221be

SHA256
3370db8a4fe300106f85eef1e165ed5943605d21836d3da52c35a34bfd5cb8a8

SHA512
565a997ea6a198dd9fbe50dc4c2bd812f74772b2d5ee64fa853b776f629adc4b2cdd365cba9726efd2a168de5ba76713c235986444b808db97c3ed04274e5b50

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\259397214.txt

Filesize
899KB

MD5
5033d09544b7a356fbfc021ccbd8c32d

SHA1
44a7106b7d068ca1c0f1163cf4c921580c7a63e4

SHA256
417c78a32d2f2336431c7cc2249154875ec1c57781b771f2935d24ef9ee81dd7

SHA512
36dd75b4a6c7abd133187232e77d453fa19e80dd7437802c60f9f1b48d42a2431f2c7954b6f91cabfd302cfa73c21ad4167f0c8ab0ca7f9b7871a8d92ec846b1

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2088-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2088-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2088-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2652-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2652-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2652-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download