gh0strat | 03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c

Analysis

max time kernel
5s
max time network
19s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
21-11-2024 13:48

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General

Target

03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe
Size

2.5MB
MD5

c4b5fdf92ad5b5e7d8d8df0648cb8044
SHA1

54189d8c5cba249b57fd6a63e35f8d04675478f4
SHA256

03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c
SHA512

5ff11d8e2c83f5176499815b04f2ca2164cdd4933a5e359f97f10b0ac3899b59cab642a72a26a12c8eeba89d398651a550d79e0d5ca9928de00b240a0d85b84e
SSDEEP

24576:bCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHv:bCwsbCANnKXferL7Vwe/Gg0P+WhViDn

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 4 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0009000000018b05-6.dat	family_gh0strat
behavioral1/memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-43-0x0000000010000000-0x00000000101B6000-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\\259536445.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 5 IoCs

pid	Process
1516	R.exe
2944	N.exe
2872	TXPlatfor.exe
2752	TXPlatfor.exe
2600	Remote Data.exe

Loads dropped DLL 6 IoCs

pid	Process
2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe
1516	R.exe
2448	svchost.exe
2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe
2872	TXPlatfor.exe
2448	svchost.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259536445.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

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2944-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-43-0x0000000010000000-0x00000000101B6000-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	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	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.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
2832	PING.EXE
3032	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2832	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2752	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2944	N.exe
Token: SeLoadDriverPrivilege	2752	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe
2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2380 wrote to memory of 1516	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	29
PID 2380 wrote to memory of 1516	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	29
PID 2380 wrote to memory of 1516	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	29
PID 2380 wrote to memory of 1516	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	29
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2380 wrote to memory of 2944	2380	03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe	32
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2872 wrote to memory of 2752	2872	TXPlatfor.exe	35
PID 2944 wrote to memory of 3032	2944	N.exe	34
PID 2944 wrote to memory of 3032	2944	N.exe	34
PID 2944 wrote to memory of 3032	2944	N.exe	34
PID 2944 wrote to memory of 3032	2944	N.exe	34
PID 3032 wrote to memory of 2832	3032	cmd.exe	37
PID 3032 wrote to memory of 2832	3032	cmd.exe	37
PID 3032 wrote to memory of 2832	3032	cmd.exe	37
PID 3032 wrote to memory of 2832	3032	cmd.exe	37
PID 2448 wrote to memory of 2600	2448	svchost.exe	38
PID 2448 wrote to memory of 2600	2448	svchost.exe	38
PID 2448 wrote to memory of 2600	2448	svchost.exe	38
PID 2448 wrote to memory of 2600	2448	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe
"C:\Users\Admin\AppData\Local\Temp\03ae5aaef1dc79c45eedd14698e221533735d829bf172cbd1049219e60e1ff0c.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2380
- 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: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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2944
- - 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:3032
  - - 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:2832

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2296

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:2448
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259536445.txt",MainThread
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2600

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:2872
- 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:2752

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

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Downloads

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

Filesize
1.3MB

MD5
ffdf85b4472538b23f159dc4757d0bb9

SHA1
ecef99a840366ceb1a5ba7b71b3c2d87ffd937ac

SHA256
ce1ceb991aa3ed61849cb8e4a9c45a6cdf28979628579ad9dbbac59c69f4738d

SHA512
6bbe488fb1c10a9ac53df80d539edbdf8577001b2c886d315f24d24e0a46a0c6610864e565f6d1d1d72b432843fe9048fbd215f70f4de44198f3f1e0a913470d

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\259536445.txt

Filesize
899KB

MD5
b7725cf9705b96e1d06be9a4602c01e4

SHA1
0f4c77dfc753fff98cebc6781cfe08738fde9b50

SHA256
374e47b6e60d03f36372032ffa4911f523553635803cdeae365507b4e8a16f4d

SHA512
05c487d7e026068eb1b69cc53ea9544fde8956e7513b1ba3593e1573511129d6f4bfe39e5186603cae116ec852ca4044dee81353dee616a697807447586fce80

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2752-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2944-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2944-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2944-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads