gh0strat | bf4e89cb364c3963870eee86e40f868ee16877a91416a7cea3e140f2d9d97552

Analysis

max time kernel
150s
max time network
119s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
12/10/2024, 10:44

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General

Target

2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
Size

2.4MB
MD5

c2660557bc3466f9550b0c3ecefea874
SHA1

8cb40c5db34135461e1c2e695fc0f8396b8e92d4
SHA256

bf4e89cb364c3963870eee86e40f868ee16877a91416a7cea3e140f2d9d97552
SHA512

b3a9de683a404852456eb40c7d21992e12bfa2653ae9b9982a516fd436a789e955d3afae2d1470bffa49313d9b95be2d015cdca169a7da59971d524063b594e1
SSDEEP

24576:hCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH9:hCwsbCANnKXferL7Vwe/Gg0P+Wh0

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/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2496-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2496-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2496-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0008000000016599-6.dat	family_gh0strat
behavioral1/memory/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2496-46-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2496-50-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2496-51-0x0000000010000000-0x00000000101B6000-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\\259416464.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
2880	R.exe
2796	N.exe
2792	TXPlatfor.exe
2496	TXPlatfor.exe
2628	HD_2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
2772	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
2880	R.exe
2944	svchost.exe
2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
2792	TXPlatfor.exe
2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
2944	svchost.exe
2772	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259416464.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	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/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2496-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2496-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2496-51-0x0000000010000000-0x00000000101B6000-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	2024-10-12_c2660557bc3466f9550b0c3ecefea874_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	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
2708	cmd.exe
3044	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3044	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2496	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2796	N.exe
Token: SeLoadDriverPrivilege	2496	TXPlatfor.exe
Token: 33	2496	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2496	TXPlatfor.exe
Token: 33	2496	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2496	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 2828 wrote to memory of 2880	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	30
PID 2828 wrote to memory of 2880	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	30
PID 2828 wrote to memory of 2880	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	30
PID 2828 wrote to memory of 2880	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	30
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2828 wrote to memory of 2796	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	33
PID 2796 wrote to memory of 2708	2796	N.exe	35
PID 2796 wrote to memory of 2708	2796	N.exe	35
PID 2796 wrote to memory of 2708	2796	N.exe	35
PID 2796 wrote to memory of 2708	2796	N.exe	35
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2792 wrote to memory of 2496	2792	TXPlatfor.exe	37
PID 2828 wrote to memory of 2628	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	38
PID 2828 wrote to memory of 2628	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	38
PID 2828 wrote to memory of 2628	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	38
PID 2828 wrote to memory of 2628	2828	2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe	38
PID 2708 wrote to memory of 3044	2708	cmd.exe	39
PID 2708 wrote to memory of 3044	2708	cmd.exe	39
PID 2708 wrote to memory of 3044	2708	cmd.exe	39
PID 2708 wrote to memory of 3044	2708	cmd.exe	39
PID 2944 wrote to memory of 2772	2944	svchost.exe	41
PID 2944 wrote to memory of 2772	2944	svchost.exe	41
PID 2944 wrote to memory of 2772	2944	svchost.exe	41
PID 2944 wrote to memory of 2772	2944	svchost.exe	41

C:\Users\Admin\AppData\Local\Temp\2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2828
- 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:2880
- 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:2796
- - 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:2708
  - - 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:3044
- C:\Users\Admin\AppData\Local\Temp\HD_2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe
  2⤵
  - Executes dropped EXE
  PID:2628

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2260

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:2944
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259416464.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:2772

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:2792
- 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:2496

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\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Users\Admin\Desktop\InitializeDismount.exe

Filesize
2.5MB

MD5
60657061ccb7decdd49ed9a71fbe2b9a

SHA1
14400f64584a447f41cb7a7fe22903d03539ae7b

SHA256
ccad3d6b9c0b287ba0ff16f6273dc7ae4cca45dbceeeb9deeba7301f6e74c985

SHA512
ae2301b82f1e9a78aced63d080db657087fa238d089a50f48560ce44a2d148953d0d9ed367ccdb6d55d4ca8cc20ee30ffa1a5ac81f7b19b446e3ecf77934a069

Download Submit
\Users\Admin\AppData\Local\Temp\HD_2024-10-12_c2660557bc3466f9550b0c3ecefea874_icedid.exe

Filesize
99KB

MD5
4fa247d399e8f11b6ee3d2e3bc4fe3b2

SHA1
f14207902ae5fc155b51b3eafacd42e6ba395ea7

SHA256
0700baebcaa7848beb7d3671d642beae0fe6ade6c810a0c2e55c4d1a63be35f2

SHA512
43ff1c10b5d90b53386c2b72f3d832f23cbe0022e364dd4468a1bc02b52e9639778c086bfd92e0d71b61ae7a43b0c4244807660c2f359f2bb372ef29db3d2223

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259416464.txt

Filesize
899KB

MD5
e882ba78c29c4155990e3603d2b49af4

SHA1
3e099eb52e67a02b2ae06f20b9f97671eb679550

SHA256
29ce92327342cf938362c525e2a8fc26fef6b881f2eca0bfe087a8e8a22e19f6

SHA512
1986409584c3f6685d727a6ea5287ffd08e45768f70f4bc8f8c96b9f7e2437b9ca7dee07fd99044950013477037274aae7a6f0069aae35a5a085b2bfe074721c

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2496-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2496-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2496-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2796-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download