gh0strat | d4720df527c5d0a70bc7c1abeb33f58b43c8d682b1546de754c6578308b90422

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 12:31

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General

Target

2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
Size

33.3MB
MD5

cfe84e0eafe0c831e82803a8b2b8395a
SHA1

322a2390c75b0f2d393b87084fc55111514962ec
SHA256

d4720df527c5d0a70bc7c1abeb33f58b43c8d682b1546de754c6578308b90422
SHA512

4e88fbee75ed2b7294b516f00c5844af07aa928c62525986bc68b151bfbfc177d632ca40fb2be9635a026cfd99ba5b234bcd47bdfc220d43bc6535fdb49c9245
SSDEEP

393216:p7H3D7maEJPOG82YmxZotG82Y7BIbc9dgwRY21Ny3krylubte3aDiQIg7ajDxBnq:NXmaujBO+21Nojfq

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/2016-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2016-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2700-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2700-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2700-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0007000000016c58-6.dat	family_gh0strat
behavioral1/memory/2016-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2016-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2700-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2700-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2700-42-0x0000000010000000-0x00000000101B6000-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
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\\259448710.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
848	R.exe
2016	N.exe
2696	TXPlatfor.exe
2700	TXPlatfor.exe
2836	HD_2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
836	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
848	R.exe
2464	svchost.exe
1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
2696	TXPlatfor.exe
1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
2464	svchost.exe
836	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259448710.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/2016-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2016-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2016-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2700-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2700-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2700-42-0x0000000010000000-0x00000000101B6000-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_cfe84e0eafe0c831e82803a8b2b8395a_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
2864	cmd.exe
1184	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1184	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2700	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2016	N.exe
Token: SeLoadDriverPrivilege	2700	TXPlatfor.exe
Token: 33	2700	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2700	TXPlatfor.exe
Token: 33	2700	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2700	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1172 wrote to memory of 848	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	31
PID 1172 wrote to memory of 848	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	31
PID 1172 wrote to memory of 848	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	31
PID 1172 wrote to memory of 848	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	31
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 1172 wrote to memory of 2016	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	34
PID 2016 wrote to memory of 2864	2016	N.exe	36
PID 2016 wrote to memory of 2864	2016	N.exe	36
PID 2016 wrote to memory of 2864	2016	N.exe	36
PID 2016 wrote to memory of 2864	2016	N.exe	36
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2696 wrote to memory of 2700	2696	TXPlatfor.exe	37
PID 2864 wrote to memory of 1184	2864	cmd.exe	39
PID 2864 wrote to memory of 1184	2864	cmd.exe	39
PID 2864 wrote to memory of 1184	2864	cmd.exe	39
PID 2864 wrote to memory of 1184	2864	cmd.exe	39
PID 1172 wrote to memory of 2836	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	40
PID 1172 wrote to memory of 2836	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	40
PID 1172 wrote to memory of 2836	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	40
PID 1172 wrote to memory of 2836	1172	2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe	40
PID 2464 wrote to memory of 836	2464	svchost.exe	42
PID 2464 wrote to memory of 836	2464	svchost.exe	42
PID 2464 wrote to memory of 836	2464	svchost.exe	42
PID 2464 wrote to memory of 836	2464	svchost.exe	42

C:\Users\Admin\AppData\Local\Temp\2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1172
- 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:848
- 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:2016
- - 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:2864
  - - 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:1184
- C:\Users\Admin\AppData\Local\Temp\HD_2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe
  2⤵
  - Executes dropped EXE
  PID:2836

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1976

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:2464
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259448710.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:836

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:2696
- 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:2700

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\N.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
3.0MB

MD5
d6755402eb03d4adde8a958c9e002971

SHA1
8aff74227a1427b439ec87b032c1f992216ab73f

SHA256
d9a633fd7da1bff359216af9b692fac2e1a2c7b9884dff50ae77deeb9d800c98

SHA512
e48b05f65381a74cba88787b42152cc5a96f85d5b2b355c4a5bbf4be0ecfa8bf8365fb0dcdab4c98848f3c217efed8e1b2d2d3c61f915d7282d2c6e27697b3e5

Download Submit
\Users\Admin\AppData\Local\Temp\HD_2024-12-27_cfe84e0eafe0c831e82803a8b2b8395a_icedid.exe

Filesize
30.5MB

MD5
9329cfae526eaceb4d736807ea49138b

SHA1
1e546fa9ff53532b68b4108174e17453a3287f1e

SHA256
51bad3dea5d533cf53779f852b106dacc356991e5ffd0878c3c7abe9cd6bd9d8

SHA512
10454741c8feedab1cf6fad290d1ec96f6822c63f20ebc827c70732ca861c0882ce2cfea8732f3137bd89fb9cddefa58fc9f299e47e2ff9eab604989f468f9ec

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259448710.txt

Filesize
899KB

MD5
c24766d395cdb9a9d06c3fda382554d0

SHA1
51a5b6245ce2b96ea667bd4474612f4fd209ae43

SHA256
43e98d9b4a06db96ef8f5a13e20dd658069a66115ed0a74daaf5fb3f4d4a543c

SHA512
cace21bad0f697316597466a36c68475b8db43f63295952ab93f51201df5ab865a6ed0d7d2a11300f26ea389f3e3e1ceb78ded61cf7b96c0a5d52a434ceaa3dd

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2016-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2016-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2016-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2700-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2700-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2700-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2836-52-0x0000000000400000-0x0000000002428000-memory.dmp

Filesize
32.2MB

Download