gh0strat | 53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05

Analysis

max time kernel
150s
max time network
122s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
25-09-2024 16:48

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General

Target

53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
Size

4.6MB
MD5

d7995afd9db1fdc48c050c10da187162
SHA1

58aea48da77d02c0294aa87744e064d2eab54e4b
SHA256

53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05
SHA512

55a43f5281762991499aa7d3f281552f16f534fefcd0ee2ef2cc938b9d9ae01673ce6ee6b7327f4e466a7b72d4b1e29caef3b088495bf8067a50d4a71d511e50
SSDEEP

49152:jQZAdVyVT9n/Gg0P+WhoLbXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8R:EGdVyVT9nOgmhAbXsPN5kiQaZ56

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2336-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2336-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2336-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2360-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2780-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2360-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2780-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2780-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2780-80-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 10 IoCs

resource	yara_rule
behavioral1/memory/2336-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2336-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2336-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2360-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2780-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2360-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2780-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2780-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000016d63-38.dat	family_gh0strat
behavioral1/memory/2780-80-0x0000000010000000-0x00000000101B6000-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
2336	svchost.exe
2360	TXPlatforn.exe
2780	TXPlatforn.exe
2692	svchos.exe
3056	HD_53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe

Loads dropped DLL 5 IoCs

pid	Process
2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
2360	TXPlatforn.exe
2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
2692	svchos.exe
2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.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\259433578.txt	svchos.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2336-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2336-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2336-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2336-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2360-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2780-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2360-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2780-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2780-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2780-80-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 7 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	svchos.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.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	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
2528	cmd.exe
2324	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2324	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2780	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2336	svchost.exe
Token: SeLoadDriverPrivilege	2780	TXPlatforn.exe
Token: 33	2780	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2780	TXPlatforn.exe
Token: 33	2780	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2780	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2372 wrote to memory of 2336	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	30
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2360 wrote to memory of 2780	2360	TXPlatforn.exe	32
PID 2336 wrote to memory of 2528	2336	svchost.exe	33
PID 2336 wrote to memory of 2528	2336	svchost.exe	33
PID 2336 wrote to memory of 2528	2336	svchost.exe	33
PID 2336 wrote to memory of 2528	2336	svchost.exe	33
PID 2372 wrote to memory of 2692	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	35
PID 2372 wrote to memory of 2692	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	35
PID 2372 wrote to memory of 2692	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	35
PID 2372 wrote to memory of 2692	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	35
PID 2372 wrote to memory of 3056	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	36
PID 2372 wrote to memory of 3056	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	36
PID 2372 wrote to memory of 3056	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	36
PID 2372 wrote to memory of 3056	2372	53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe	36
PID 2528 wrote to memory of 2324	2528	cmd.exe	37
PID 2528 wrote to memory of 2324	2528	cmd.exe	37
PID 2528 wrote to memory of 2324	2528	cmd.exe	37
PID 2528 wrote to memory of 2324	2528	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
"C:\Users\Admin\AppData\Local\Temp\53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2372
- 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:2336
- - 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:2528
  - - 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:2324
- 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:2692
- C:\Users\Admin\AppData\Local\Temp\HD_53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
  C:\Users\Admin\AppData\Local\Temp\HD_53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3056

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2360
- 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:2780

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

System Information Discovery

T1082

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

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Downloads

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

Filesize
1.6MB

MD5
76008dc9b5a8611d12437cc10cc35b74

SHA1
7466f019bae6a24a4eb52495859cde3107b6a690

SHA256
7d1532062c945ee2be6f84d18af7b3b1b2a616b4c73d36f75a0309dec9433540

SHA512
50989791ed7a6ba6612e87dd96085a1a5b70749835610411adfef58043d8e9f2e9a3a92cdf7284aec47374bd51e90cf34620acf888ae29a16cabbc6e175c457f

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

Filesize
93KB

MD5
3b377ad877a942ec9f60ea285f7119a2

SHA1
60b23987b20d913982f723ab375eef50fafa6c70

SHA256
62954fdf65e629b39a29f539619d20691332184c6b6be5a826128a8e759bfa84

SHA512
af3a71f867ad9d28772c48b521097f9bf8931eb89fd2974e8de10990241419a39ddc3c0b36dd38aac4fdf14e1f0c5e228692618e93adce958d5b5dab8940e46f

Download Submit
\Users\Admin\AppData\Local\Temp\HD_53f4bea07f2058362e04fc52370c55791e3d11663648569eb23bfbbd982e5a05.exe

Filesize
3.1MB

MD5
fb083acd60fe5c3156dc25442be815e3

SHA1
61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8

SHA256
f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794

SHA512
7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259433578.txt

Filesize
50KB

MD5
3c39c2513682bb13dc599cc6253d0068

SHA1
645ee9b12724ea99d9551db4d14882d9e0c4346d

SHA256
bab2ed9ff9f6136bd9a6885a96b109477310b233e05e7d9b9a7d0263ffce8d23

SHA512
b451ddeb1e28531dadc2f7d91d23f77468d0a5ce02168591bfd36e53b47e6e6c3610dc34b23410ece204429d3d7c6d1d1b2b14ff7e4f8c922407182fc6f11d48

Download Submit
memory/2336-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2336-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2336-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2336-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2360-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2360-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2780-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2780-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2780-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2780-80-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download