gh0strat | e9900647e98da310688677149235f30e72bf8b922db0ccc039a8a65442751a99

Analysis

max time kernel
150s
max time network
16s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
11-10-2024 12:30

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General

Target

2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
Size

4.6MB
MD5

f514fab55be6ac6df427209f47d7bd98
SHA1

fc61f5ae86884b55ae2f8199d6058a72ffea2431
SHA256

e9900647e98da310688677149235f30e72bf8b922db0ccc039a8a65442751a99
SHA512

d3d690742e74598ea8e59db173626372b7f472cabd150216c0048a4192eebabe19c92c331f8b8b00035730266aa89f093cd395cef2b76b8ebc70bacb26b3dd09
SSDEEP

49152:LCwsbCANnKXferL7Vwe/Gg0P+WhBfr/Zm4GjbIv0nCgLbHFkmHXpFSHkxs6MIIDG:Ows2ANnKXOaeOgmhgpaDdlO

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2752-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2752-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2776-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 8 IoCs

resource	yara_rule
behavioral1/files/0x000800000001660d-6.dat	family_gh0strat
behavioral1/memory/2752-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2752-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2776-48-0x0000000010000000-0x00000000101B6000-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
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\\259498599.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
1712	R.exe
2752	N.exe
2924	TXPlatfor.exe
2160	HD_2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
2776	TXPlatfor.exe
1480	Remote Data.exe

Loads dropped DLL 8 IoCs

pid	Process
1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
1712	R.exe
2592	svchost.exe
1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
2924	TXPlatfor.exe
2592	svchost.exe
1480	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259498599.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 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2752-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2752-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2776-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	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	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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
2808	cmd.exe
2684	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2684	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2776	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2752	N.exe
Token: SeLoadDriverPrivilege	2776	TXPlatfor.exe
Token: 33	2776	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2776	TXPlatfor.exe
Token: 33	2776	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2776	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe

Suspicious use of WriteProcessMemory 34 IoCs

description	pid	Process	procid_target
PID 1920 wrote to memory of 1712	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	30
PID 1920 wrote to memory of 1712	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	30
PID 1920 wrote to memory of 1712	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	30
PID 1920 wrote to memory of 1712	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	30
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 1920 wrote to memory of 2752	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	33
PID 2752 wrote to memory of 2808	2752	N.exe	35
PID 2752 wrote to memory of 2808	2752	N.exe	35
PID 2752 wrote to memory of 2808	2752	N.exe	35
PID 2752 wrote to memory of 2808	2752	N.exe	35
PID 1920 wrote to memory of 2160	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	37
PID 1920 wrote to memory of 2160	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	37
PID 1920 wrote to memory of 2160	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	37
PID 1920 wrote to memory of 2160	1920	2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe	37
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2924 wrote to memory of 2776	2924	TXPlatfor.exe	38
PID 2808 wrote to memory of 2684	2808	cmd.exe	39
PID 2808 wrote to memory of 2684	2808	cmd.exe	39
PID 2808 wrote to memory of 2684	2808	cmd.exe	39
PID 2808 wrote to memory of 2684	2808	cmd.exe	39
PID 2592 wrote to memory of 1480	2592	svchost.exe	40
PID 2592 wrote to memory of 1480	2592	svchost.exe	40
PID 2592 wrote to memory of 1480	2592	svchost.exe	40
PID 2592 wrote to memory of 1480	2592	svchost.exe	40

C:\Users\Admin\AppData\Local\Temp\2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1920
- 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:1712
- 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:2752
- - 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:2808
  - - 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:2684
- C:\Users\Admin\AppData\Local\Temp\HD_2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe
  2⤵
  - Executes dropped EXE
  PID:2160

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2276

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:2592
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259498599.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1480

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:2924
- 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:2776

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 Information Discovery

T1082

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
2.5MB

MD5
9de917f4b5a14bf41bc5318e4134a707

SHA1
a01aa8071d5729f07654181314f831590f722bd7

SHA256
d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030

SHA512
ff693b35f5bcec6fe0c17c30c1a7a1d320ad1fc2e09893466e5e543c6e980ec5cda9bc00f97cbdeac075a5112dd23e7181960e6c778ff90abd384a1c430e12f7

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_2024-10-11_f514fab55be6ac6df427209f47d7bd98_icedid.exe

Filesize
2.1MB

MD5
31ea2159fefa823c8bd053302ffff539

SHA1
483d76030b41de26d32ebbbe5b47b88cb1d3ef4a

SHA256
d125441d337773f5931fe1b075aca83cd652ec10daed71dd11e413225b5c909c

SHA512
eb5a31245bb7da7319ade12aeacf546398639b2ffa1b8f842f34034f73c18e226d760786bbfbe8bb477a666b61818db0c1b40fe81e40437c2b63151310f58500

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259498599.txt

Filesize
899KB

MD5
b76c7bc36e265c444a5db7bb0e3ac22c

SHA1
c16953d232bfcce89546632af39b8cb728784f74

SHA256
69e772870d8ccad20469e6220d1ef8beb4dfd349b2475cdca6605727ef014e9f

SHA512
d065681f0c496bec0e35ae13e300a53426b1201458bf305b2e0ed7210924e0131e6efb4c8bae7a0dd72b7d6eff3cbcc08feb9627d170659adb649726c28c154d

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2752-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2752-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2776-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download