gh0strat | 2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148

Analysis

max time kernel
150s
max time network
118s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
04-10-2024 09:11

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe
Size

2.8MB
MD5

aa13900ac6be037a0fd00bd93ec4fe73
SHA1

a0c4647a8e0b122afd0d999b2673cb3039afd307
SHA256

2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148
SHA512

8c2b1b2435144b855f2e5635866e3e3ca75a2b40d5a342e61fa668674d2c1b10f3fad4272bc3c5ee14edd47a3370571066d1b81ce723eb58d524b867310cbc3b
SSDEEP

49152:mCwsbCANnKXferL7Vwe/Gg0P+Wh/daCH2Y9:Rws2ANnKXOaeOgmhVaCWC

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/1704-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2864-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2864-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2864-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x00080000000173c2-6.dat	family_gh0strat
behavioral1/memory/1704-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2864-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2864-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2864-46-0x0000000010000000-0x00000000101B6000-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\\259440894.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
2116	R.exe
1704	N.exe
2284	TXPlatfor.exe
2864	TXPlatfor.exe
2320	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe
2116	R.exe
2520	svchost.exe
2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe
2284	TXPlatfor.exe
2520	svchost.exe
2320	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\259440894.txt	R.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/1704-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1704-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2864-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2864-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2864-46-0x0000000010000000-0x00000000101B6000-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	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.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	Remote Data.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.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
2840	cmd.exe
2892	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2892	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2864	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1704	N.exe
Token: SeLoadDriverPrivilege	2864	TXPlatfor.exe
Token: 33	2864	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2864	TXPlatfor.exe
Token: 33	2864	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2864	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe
2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2552 wrote to memory of 2116	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	30
PID 2552 wrote to memory of 2116	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	30
PID 2552 wrote to memory of 2116	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	30
PID 2552 wrote to memory of 2116	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	30
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 2552 wrote to memory of 1704	2552	2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe	33
PID 1704 wrote to memory of 2840	1704	N.exe	35
PID 1704 wrote to memory of 2840	1704	N.exe	35
PID 1704 wrote to memory of 2840	1704	N.exe	35
PID 1704 wrote to memory of 2840	1704	N.exe	35
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2284 wrote to memory of 2864	2284	TXPlatfor.exe	36
PID 2840 wrote to memory of 2892	2840	cmd.exe	38
PID 2840 wrote to memory of 2892	2840	cmd.exe	38
PID 2840 wrote to memory of 2892	2840	cmd.exe	38
PID 2840 wrote to memory of 2892	2840	cmd.exe	38
PID 2520 wrote to memory of 2320	2520	svchost.exe	40
PID 2520 wrote to memory of 2320	2520	svchost.exe	40
PID 2520 wrote to memory of 2320	2520	svchost.exe	40
PID 2520 wrote to memory of 2320	2520	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe
"C:\Users\Admin\AppData\Local\Temp\2d28eac7aa629b9a7dd4268a071d400ac596fa0498bdf4289ab550ef6ec6d148.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2552
- 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:2116
- 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:1704
- - 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:2840
  - - 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:2892

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2404

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:2520
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259440894.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2320

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:2284
- 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:2864

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

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
2.5MB

MD5
30d2fbb3f4e68aab4dffe3232323eb65

SHA1
7ad9a5af644ec884638ea7611e50be2ca997908e

SHA256
f20034957ee830fa39773dd371c5e39816b846863edb3f06e865e6a364120236

SHA512
848a35793102a2c0d207ee905949cb9b9e4c1cc7bd888456e9089e96ff40fe386b33fbcf4215364c5d3959c6bbaee62499ccc228eaf6d272119adc499870111f

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\259440894.txt

Filesize
899KB

MD5
ece14773f5118fae02b3c5aafdd14b1a

SHA1
a2be0fb02a0b77aaa1cd28a45eef1ce6ecfeaa1f

SHA256
f4140d14e97ea33d13876b3efb445c84ed65705b9e2cb96f7eb0c66836dce70a

SHA512
dce34c4bd13f17cad2c141050ec8c69a73d820089b407919ca852d68437ec0da7197268155811dc8054e4dabbcda7117f64f369ecfe50415071f194661a6acc1

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/1704-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1704-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2864-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2864-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2864-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download