gh0strat | 08c8a6b9d4e497c573a558399713b929c566c645a0e436ab6d079a99ac615f15

General

Target

2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
Size

3.5MB
MD5

62cbcf4c20204aabbf18322b12c66ea5
SHA1

5f404f80a4459665f04dbfc678515865e04d109d
SHA256

08c8a6b9d4e497c573a558399713b929c566c645a0e436ab6d079a99ac615f15
SHA512

03e992aac3e86ab1df3093151941bf52ba85855a1433b3efe48c7ee72a0280e24363cdd58f3e351d8ad5ef7b857c963c1e2e2f47f9153a1e5efff2d8993a225a
SSDEEP

49152:ZCwsbCANnKXferL7Vwe/Gg0P+WhwJDmn2f60YZZuOW:Uws2ANnKXOaeOgmhwJDmn2C0YZZuv

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2284-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2284-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1048-50-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1048-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1048-51-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1048-54-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1048-56-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023418-5.dat	family_gh0strat
behavioral2/memory/2284-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2284-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1048-50-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1048-49-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1048-51-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1048-54-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1048-56-0x0000000010000000-0x00000000101B6000-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\\240611781.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
4136	R.exe
2284	N.exe
3420	TXPlatfor.exe
1048	TXPlatfor.exe
4004	HD_2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
1608	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4136	R.exe
4128	svchost.exe
1608	Remote Data.exe

UPX packed file 13 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2284-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2284-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3420-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1048-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1048-50-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1048-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1048-51-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1048-54-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1048-56-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\240611781.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe

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	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_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
2312	cmd.exe
4980	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4980	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
1048	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2284	N.exe
Token: SeLoadDriverPrivilege	1048	TXPlatfor.exe
Token: 33	1048	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1048	TXPlatfor.exe
Token: 33	1048	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	1048	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3780 wrote to memory of 4136	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	84
PID 3780 wrote to memory of 4136	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	84
PID 3780 wrote to memory of 4136	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	84
PID 3780 wrote to memory of 2284	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	87
PID 3780 wrote to memory of 2284	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	87
PID 3780 wrote to memory of 2284	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	87
PID 2284 wrote to memory of 2312	2284	N.exe	92
PID 2284 wrote to memory of 2312	2284	N.exe	92
PID 2284 wrote to memory of 2312	2284	N.exe	92
PID 3420 wrote to memory of 1048	3420	TXPlatfor.exe	94
PID 3420 wrote to memory of 1048	3420	TXPlatfor.exe	94
PID 3420 wrote to memory of 1048	3420	TXPlatfor.exe	94
PID 3780 wrote to memory of 4004	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	95
PID 3780 wrote to memory of 4004	3780	2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe	95
PID 2312 wrote to memory of 4980	2312	cmd.exe	96
PID 2312 wrote to memory of 4980	2312	cmd.exe	96
PID 2312 wrote to memory of 4980	2312	cmd.exe	96
PID 4128 wrote to memory of 1608	4128	svchost.exe	97
PID 4128 wrote to memory of 1608	4128	svchost.exe	97
PID 4128 wrote to memory of 1608	4128	svchost.exe	97

C:\Users\Admin\AppData\Local\Temp\2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3780
- 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:4136
- 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:2284
- - 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:2312
  - - 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:4980
- C:\Users\Admin\AppData\Local\Temp\HD_2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe
  2⤵
  - Executes dropped EXE
  PID:4004

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4552

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:4128
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240611781.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:1608

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3420
- 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:1048

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_2024-08-10_62cbcf4c20204aabbf18322b12c66ea5_hijackloader_icedid.exe

Filesize
823KB

MD5
78022e42e8422c12b7f98215337a076c

SHA1
e9c7eb04ac6345630fc8d414df42344577f6a458

SHA256
7e27d00759cb22b583df0a606670ffe84710ef237084a4d6e2fc64e105946e56

SHA512
f978512102f3d4ec7c7f85694b2a9a9a4c51e4a9e0253cec523696ba17799fa13d471c460d82f46363970193df6e46a93429bbe4be4a825ba2ce7f6f6e27f33b

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

Filesize
2.7MB

MD5
38cc0a684279c19b41c55109aac50d90

SHA1
4b7ec9154d0e3ae331fcce06b69beeb3d7454b69

SHA256
a49d65d226568be7b2b66774db17ea3dcb7412d780e400f730c36c3a81b7570c

SHA512
80a392506d31735b760b20128136d827933e7db7bcc07c09673dcfb75382dc586d3d76e7236ec7a5c9e722ec88fd6d757516f8a43c6c4f08464ecedfb6685d85

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
C:\Windows\SysWOW64\240611781.txt

Filesize
899KB

MD5
5eaa54e0b9b59087db2dc4f2a02f0de5

SHA1
25d4bb47438fc61b12430d734ef2460fab567006

SHA256
bd56372d9adfb096d428649354723f05798836f5e360f45c411c926a9ea60f74

SHA512
2419a8e207a72eafed0af1448ff62127a576fb5ca1ab0c7bb2357bc14aa77b211e490545f9077a3574bdfaedecec0e70b217cd84afe686bd3356dc7eec5299b5

Download Submit
C:\Windows\SysWOW64\Remote Data.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/1048-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1048-56-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1048-54-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1048-51-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1048-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1048-50-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2284-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3420-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3420-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3420-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads