gh0strat | fb29ee3098faf75cef0cf481b83c0834637b8e6973b3ee71ef647236f755532e

Analysis

max time kernel
150s
max time network
120s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
27-12-2024 12:27

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General

Target

2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
Size

2.6MB
MD5

5812e0f3650a659f056fa3fcfd95ef21
SHA1

3af7184eae1dab6f927fdd9b712f6e8bc8e497a3
SHA256

fb29ee3098faf75cef0cf481b83c0834637b8e6973b3ee71ef647236f755532e
SHA512

e1f303eeea1596b4b0122c2c2e97718d5a5ddaa3c80705e206460c5c86d9598903d5e5188c7c9dc32f0e65752a391b1d326ce42d169ca8652dd980ebebeddacf
SSDEEP

24576:GCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHt:GCwsbCANnKXferL7Vwe/Gg0P+Wh5+Gu

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/2260-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2260-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2660-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2660-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2660-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0008000000019030-6.dat	family_gh0strat
behavioral1/memory/2260-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2260-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2660-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2660-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2660-48-0x0000000010000000-0x00000000101B6000-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\\259436448.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
2120	R.exe
2260	N.exe
2384	TXPlatfor.exe
2660	TXPlatfor.exe
2780	HD_2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
2588	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
2120	R.exe
2252	svchost.exe
1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
2384	TXPlatfor.exe
1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
2252	svchost.exe
2588	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259436448.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
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2260-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2260-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2260-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2660-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2660-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2660-48-0x0000000010000000-0x00000000101B6000-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	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.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	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.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
2720	cmd.exe
2808	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2808	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2660	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2260	N.exe
Token: SeLoadDriverPrivilege	2660	TXPlatfor.exe
Token: 33	2660	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2660	TXPlatfor.exe
Token: 33	2660	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2660	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1016 wrote to memory of 2120	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	30
PID 1016 wrote to memory of 2120	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	30
PID 1016 wrote to memory of 2120	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	30
PID 1016 wrote to memory of 2120	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	30
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 1016 wrote to memory of 2260	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	33
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2384 wrote to memory of 2660	2384	TXPlatfor.exe	35
PID 2260 wrote to memory of 2720	2260	N.exe	36
PID 2260 wrote to memory of 2720	2260	N.exe	36
PID 2260 wrote to memory of 2720	2260	N.exe	36
PID 2260 wrote to memory of 2720	2260	N.exe	36
PID 1016 wrote to memory of 2780	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	37
PID 1016 wrote to memory of 2780	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	37
PID 1016 wrote to memory of 2780	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	37
PID 1016 wrote to memory of 2780	1016	2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe	37
PID 2720 wrote to memory of 2808	2720	cmd.exe	39
PID 2720 wrote to memory of 2808	2720	cmd.exe	39
PID 2720 wrote to memory of 2808	2720	cmd.exe	39
PID 2720 wrote to memory of 2808	2720	cmd.exe	39
PID 2252 wrote to memory of 2588	2252	svchost.exe	40
PID 2252 wrote to memory of 2588	2252	svchost.exe	40
PID 2252 wrote to memory of 2588	2252	svchost.exe	40
PID 2252 wrote to memory of 2588	2252	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1016
- 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:2120
- 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:2260
- - 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:2720
  - - 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:2808
- C:\Users\Admin\AppData\Local\Temp\HD_2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe
  2⤵
  - Executes dropped EXE
  PID:2780

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2088

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:2252
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259436448.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2588

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:2384
- 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:2660

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

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Downloads

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

Filesize
2.5MB

MD5
208a2ab0b6ffc13279610554c3707031

SHA1
3a6d0a25aa8dc3aeee3ae48dafae118ce8e5e60d

SHA256
f7b1063bcd72ea870e81ddc1c7399fc8ec706ec999a75febe78ab3a2ec666cfa

SHA512
1c348abdf9e80020cf3b94d73af7165d93b904ef048b158293c3e5778ed7766148d41b71b75b12158b229f61b1afeefebb0077e9658514f173b71f76eff4238d

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
\Users\Admin\AppData\Local\Temp\HD_2024-12-27_5812e0f3650a659f056fa3fcfd95ef21_icedid.exe

Filesize
150KB

MD5
954c07ac42840e991d027714588620ee

SHA1
3c9a2d50d58c2925bd104c72d5606d9a617f3f10

SHA256
9544b3d1fea6ad3523e2eb1fe1b620ff3fe91b42eabf9a9d270d4ad0808cfcdb

SHA512
df8a02dfa3236e94885952255e9d4a721def629b4d9573c4962880ec8203e53488e658de23b554f3b9e018abd1ffa13614778cf20ec08989895035ac6a64dc58

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259436448.txt

Filesize
899KB

MD5
13688894bfb178a33aaea2efe112bfa2

SHA1
91db078b4b915d7d61e519dd022561d70d620653

SHA256
c9bf949ca635c36519677387b2330fa8c0516df7cc73fee0ec050d5808c0e658

SHA512
378d58d722a8d54020f559029da45bea48a3aa081bbe40687cb549baae95358bd778f3b33d46c3bf6e1d045a8f4b0ddccf31478f7f08cbe78dbc33cbfac1b507

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2260-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2260-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2260-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2660-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2660-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2660-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download