gh0strat | e81b3b94f89ace4e35434e3f2ccbd28e3e310fedd480f9b3d4e992c1ce2a1c9e

General

Target

2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
Size

2.4MB
MD5

e97ba9904c13b41249d7b66c7c4b9463
SHA1

0654518cabb6bef855b7ba51235cf927f00eaf6a
SHA256

e81b3b94f89ace4e35434e3f2ccbd28e3e310fedd480f9b3d4e992c1ce2a1c9e
SHA512

e3d1a25afc2488d547a20f18822560d8c220c26dfb0eae11b22cec3712ea6169ada652de5acdd58814dc0d37e7d580f499c1195885d53a04048aa697c6ab0961
SSDEEP

24576:hCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHc:hCwsbCANnKXferL7Vwe/Gg0P+Wh0o

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2932-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3864-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3864-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4244-52-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4244-55-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4244-57-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023b99-5.dat	family_gh0strat
behavioral2/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2932-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3864-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3864-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4244-52-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4244-55-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4244-57-0x0000000010000000-0x00000000101B6000-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\\240613625.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
1684	R.exe
2932	N.exe
3864	TXPlatfor.exe
1528	HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
4244	TXPlatfor.exe
3680	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1684	R.exe
3620	svchost.exe
3680	Remote Data.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240613625.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 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2932-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3864-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3864-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3864-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4244-52-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4244-55-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4244-57-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_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 9 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	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.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	HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.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	R.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
408	cmd.exe
2872	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2872	PING.EXE

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
1528	HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
1528	HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4244	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2932	N.exe
Token: SeDebugPrivilege	1528	HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
Token: SeLoadDriverPrivilege	4244	TXPlatfor.exe
Token: 33	4244	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4244	TXPlatfor.exe
Token: 33	4244	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4244	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4528 wrote to memory of 1684	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	84
PID 4528 wrote to memory of 1684	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	84
PID 4528 wrote to memory of 1684	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	84
PID 4528 wrote to memory of 2932	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	88
PID 4528 wrote to memory of 2932	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	88
PID 4528 wrote to memory of 2932	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	88
PID 2932 wrote to memory of 408	2932	N.exe	91
PID 2932 wrote to memory of 408	2932	N.exe	91
PID 2932 wrote to memory of 408	2932	N.exe	91
PID 4528 wrote to memory of 1528	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	92
PID 4528 wrote to memory of 1528	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	92
PID 4528 wrote to memory of 1528	4528	2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe	92
PID 3864 wrote to memory of 4244	3864	TXPlatfor.exe	93
PID 3864 wrote to memory of 4244	3864	TXPlatfor.exe	93
PID 3864 wrote to memory of 4244	3864	TXPlatfor.exe	93
PID 408 wrote to memory of 2872	408	cmd.exe	95
PID 408 wrote to memory of 2872	408	cmd.exe	95
PID 408 wrote to memory of 2872	408	cmd.exe	95
PID 3620 wrote to memory of 3680	3620	svchost.exe	96
PID 3620 wrote to memory of 3680	3620	svchost.exe	96
PID 3620 wrote to memory of 3680	3620	svchost.exe	96

C:\Users\Admin\AppData\Local\Temp\2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_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:4528
- 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:1684
- 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:2932
- - 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:408
  - - 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:2872
- C:\Users\Admin\AppData\Local\Temp\HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
  C:\Users\Admin\AppData\Local\Temp\HD_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1528

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3704

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:3620
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240613625.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3680

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:3864
- 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:4244

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_2024-10-11_e97ba9904c13b41249d7b66c7c4b9463_icedid.exe

Filesize
130KB

MD5
ec218684681716a5e0ad24040bac49ea

SHA1
89f312f42c4d52a52ea240d21c911f3376f8b7cd

SHA256
f53c4061ec2116ec00a420d1fcd9b004a545f44f0d02822a8e316206ec29061c

SHA512
6e2d813d483395e67e788781f1c514147d7acde45195505ea37830ab699177406dcdd5e8d5344af2478eaeff228b8fce5eef093f42b68d822611749d76c5da19

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

Filesize
2.3MB

MD5
99a7669bf51718b382ae32f45cf701de

SHA1
e700a0b377e2ce68fb3895bb9667b5af988646e1

SHA256
210cdd7c069f732be2f284ca9081c98b9ecd36f5646640c95306aaf0e125e2ed

SHA512
1376de4735de8ae8ac61c5fd23682573cc7fea7c0e63ff159d128fea5ffdd60c19247fa80acdf9e0f7fed18b9b2aebf06d758b558ddf3088dc2248934a7a6348

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\240613625.txt

Filesize
899KB

MD5
2ae2607f2818bf80a1cbd4d728c30d33

SHA1
bee36e88cb121ffb127d247fabe828fc3c113b6c

SHA256
740590aae86b6a926a2cb583a415ce47d104a0d3b2edb9a1e1a6b0eca2d10f07

SHA512
43b06ea74699f6964e76b08ff3332bd5f23792ae308c4ee8e97fa8c3ff80ad04f0792ebe2434066c5802a94765afd5e64b5090c8c1008f189e88cb0122645ca8

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/2932-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2932-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3864-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3864-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3864-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4244-52-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4244-55-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4244-57-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads