gh0strat | 23e982b331b4564be5a058e1c70a6ff8a671cd2ae4cd3941f2f645e512310747

Analysis

max time kernel
150s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
14-08-2024 15:31

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General

Target

2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
Size

2.5MB
MD5

b18f5ea689b8710e0a549e9de8a7c4d3
SHA1

8109ce1f83168eab954cd3d84004afcfa8f14836
SHA256

23e982b331b4564be5a058e1c70a6ff8a671cd2ae4cd3941f2f645e512310747
SHA512

6f132994fd3fc010677ba3933cfd918635e5aba389334b30bdc9b59672ceb6f6349e00f6339ec659318bccbdc96af0e08d8ecaad2e015035f208005c5bb24e84
SSDEEP

49152:PQZAdVyVT9n/Gg0P+WhoFYeuvWhLxWDpvjsT+I2O:oGdVyVT9nOgmhYbuCLxwpPq

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2128-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2128-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2128-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2296-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2472-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2128-22-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2296-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2472-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2472-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2472-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/2128-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2128-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2128-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2296-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/files/0x0007000000015d93-34.dat	family_gh0strat
behavioral1/memory/2472-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2128-22-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2296-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2472-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2472-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2472-42-0x0000000010000000-0x00000000101B6000-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

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\Ö÷¶¯·ÀÓù·þÎñÄ£¿é\Parameters\ServiceDll = "C:\\Windows\\system32\\259435668.txt"	svchos.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 6 IoCs

pid	Process
2128	svchost.exe
2296	TXPlatforn.exe
2472	TXPlatforn.exe
796	svchos.exe
2904	HD_2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
1984	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Loads dropped DLL 8 IoCs

pid	Process
2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
2296	TXPlatforn.exe
2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
796	svchos.exe
2924	svchost.exe
2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
2924	svchost.exe
1984	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2128-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2128-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2128-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2128-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2296-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2472-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2128-22-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2296-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2472-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2472-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2472-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 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\259435668.txt	svchos.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	svchos.exe
File created	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe	svchost.exe

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.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 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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchos.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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.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
2364	cmd.exe
2908	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2908	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2472	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2128	svchost.exe
Token: SeLoadDriverPrivilege	2472	TXPlatforn.exe
Token: 33	2472	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2472	TXPlatforn.exe
Token: 33	2472	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2472	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2424 wrote to memory of 2128	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	30
PID 2128 wrote to memory of 2364	2128	svchost.exe	32
PID 2128 wrote to memory of 2364	2128	svchost.exe	32
PID 2128 wrote to memory of 2364	2128	svchost.exe	32
PID 2128 wrote to memory of 2364	2128	svchost.exe	32
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2296 wrote to memory of 2472	2296	TXPlatforn.exe	33
PID 2424 wrote to memory of 796	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	35
PID 2424 wrote to memory of 796	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	35
PID 2424 wrote to memory of 796	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	35
PID 2424 wrote to memory of 796	2424	2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe	35
PID 2364 wrote to memory of 2908	2364	cmd.exe	36
PID 2364 wrote to memory of 2908	2364	cmd.exe	36
PID 2364 wrote to memory of 2908	2364	cmd.exe	36
PID 2364 wrote to memory of 2908	2364	cmd.exe	36
PID 2924 wrote to memory of 1984	2924	svchost.exe	41
PID 2924 wrote to memory of 1984	2924	svchost.exe	41
PID 2924 wrote to memory of 1984	2924	svchost.exe	41
PID 2924 wrote to memory of 1984	2924	svchost.exe	41

C:\Users\Admin\AppData\Local\Temp\2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.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:2424
- 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:2128
- - 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:2364
  - - 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:2908
- C:\Users\Admin\AppData\Local\Temp\svchos.exe
  C:\Users\Admin\AppData\Local\Temp\\svchos.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:796
- C:\Users\Admin\AppData\Local\Temp\HD_2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe
  2⤵
  - Executes dropped EXE
  PID:2904

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:2296
- 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:2472

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
PID:2812

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2924
- C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
  C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\259435668.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1984

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

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
2a2e9aaf269420359b09e8e78014f9dc

SHA1
e81171e7d4f94df3faec430353f72ac91f2125c8

SHA256
3c1c5be94163cc4625548925d30d66cdd4a7459aa70b8a8525c99d8f3c86faa6

SHA512
999bb5bff1be0c1567d6bd8f8758111a426730d996d0f65b7bbe74373a7ec28d4f03180f2397487c2b57b23772dfa2a152eeb27f7fc87e5834dfa778f001b009

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_2024-08-14_b18f5ea689b8710e0a549e9de8a7c4d3_icedid.exe

Filesize
953KB

MD5
499717c72232825e773a2930d7032925

SHA1
525551b5dbe6d463890a74256a2d691d92aed74b

SHA256
518bc029d84c5982808483c4446bbbdd0a5cece6ba1775634e4af79ef4f8c4cf

SHA512
f4976a04258fd10cce4bf82305aebb7c384c33dbd19f8e6dd26743d79ba07e98ead8b7539b855eb2bff2fb80f71683e76685acf949e6ee17e6131bc057fde9d9

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

Filesize
377KB

MD5
a4329177954d4104005bce3020e5ef59

SHA1
23c29e295e2dbb8454012d619ca3f81e4c16e85a

SHA256
6156d003d54dcf2ee92f21bd6e7a6a7f91730bd2804381260bcabe465abe6ddd

SHA512
81e9d456a4abfc7cd9e0943d4a0ce15523362c3179f3368381d1d7974f80a9f9113b5404b96e67e91684e0ea1895b7d0073e4c48d0bfc4fd0244b1af6acf0208

Download Submit
\Windows\SysWOW64\259435668.txt

Filesize
50KB

MD5
0970e8191637a58c170ce66bb3cb7110

SHA1
3e0ab54c9e598cef37cb94cfb50042d7d246580a

SHA256
bd542f30fc2afbcbbb337ea2bf22969c611f6fdb5b85388fff2e760e15bafcf7

SHA512
82d5e70c92dc3fb0cf023d5a407de29991d01c38542e2d1a2e688fe2c8123624a7529118ebcc6fcf9fc98c1e28520be01a4c1a6b19602b5b7eb3cdf295ce421a

Download Submit
\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2128-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2128-22-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2128-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2128-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2128-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2296-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2296-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2472-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2472-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2472-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2472-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download