gh0strat | b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5

Analysis

max time kernel
157s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25/06/2024, 12:44

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
Size 11.1MB
Sample240625-pym9datcrn
SHA256 b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5
MD5 1e6669bba5cc4d6b7d2d592c12cb8451
SHA1 2a3b95845c17d4a2330f1fd380fb6414b926ffcc
SHA512 11244e868ccd9aaf2fa87583bb5f9626abf50c05191a6df8814c3de450ee0b459d55590fa0ad7021ca285c1988f93d35ebbcf62785f076e453292d44fa2165dc
SSDEEP 98304:zws2ANnKXOaeOgmhWQGEvZsPdDM+vJ0OME34LzYLcdwm9uALfprsQ6EooKidt5J7:VKXbeO7cjEyYlEI3CcdXuAdGEHd3JVHt
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/3564-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3564-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3564-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4384-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4384-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4940-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4940-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4940-46-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023230-5.dat	family_gh0strat
behavioral2/memory/3564-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3564-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3564-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4384-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4384-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4940-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4940-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4940-46-0x0000000010000000-0x00000000101B6000-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\\240647125.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
1632	R.exe
3564	N.exe
4384	TXPlatfor.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
4940	TXPlatfor.exe
3984	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
1632	R.exe
968	svchost.exe
3984	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3564-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3564-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3564-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3564-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4384-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4384-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4384-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4940-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4940-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4940-46-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.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\240647125.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe

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

System Information Discovery
T1082

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
4340	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
4940	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3564	N.exe
Token: SeLoadDriverPrivilege	4940	TXPlatfor.exe
Token: 33	4940	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4940	TXPlatfor.exe
Token: 33	4940	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	4940	TXPlatfor.exe

Suspicious use of FindShellTrayWindow 3 IoCs

pid	Process
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe

Suspicious use of SendNotifyMessage 3 IoCs

pid	Process
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
2908	HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe

Suspicious use of WriteProcessMemory 21 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 1632	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	94
PID 4756 wrote to memory of 1632	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	94
PID 4756 wrote to memory of 1632	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	94
PID 4756 wrote to memory of 3564	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	95
PID 4756 wrote to memory of 3564	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	95
PID 4756 wrote to memory of 3564	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	95
PID 4756 wrote to memory of 2908	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	99
PID 4756 wrote to memory of 2908	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	99
PID 4756 wrote to memory of 2908	4756	b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe	99
PID 3564 wrote to memory of 3572	3564	N.exe	100
PID 3564 wrote to memory of 3572	3564	N.exe	100
PID 3564 wrote to memory of 3572	3564	N.exe	100
PID 4384 wrote to memory of 4940	4384	TXPlatfor.exe	102
PID 4384 wrote to memory of 4940	4384	TXPlatfor.exe	102
PID 4384 wrote to memory of 4940	4384	TXPlatfor.exe	102
PID 3572 wrote to memory of 4340	3572	cmd.exe	103
PID 3572 wrote to memory of 4340	3572	cmd.exe	103
PID 3572 wrote to memory of 4340	3572	cmd.exe	103
PID 968 wrote to memory of 3984	968	svchost.exe	104
PID 968 wrote to memory of 3984	968	svchost.exe	104
PID 968 wrote to memory of 3984	968	svchost.exe	104

C:\Users\Admin\AppData\Local\Temp\b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
"C:\Users\Admin\AppData\Local\Temp\b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4756
- 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
  PID:1632
- 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
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:3564
- - 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⤵
    - Suspicious use of WriteProcessMemory
    PID:3572
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:4340
- C:\Users\Admin\AppData\Local\Temp\HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
  C:\Users\Admin\AppData\Local\Temp\HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2908

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:1424

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:968
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240647125.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3984

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4384
- 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:4940

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4036 --field-trial-handle=2284,i,15722001240173834669,15048020084704567542,262144 --variations-seed-version /prefetch:8
1⤵
PID:4804

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.7MB
SHA256 a20d3d8fa369334b158409dbc34a3a1ea8fda86d9994249d02700c203711dd9e
MD5 6fdef219ffad782e111e5ff4e5d5fbd4
SHA1 3f6853b5a1db033dedaa4232dc8a77ef3dfec1ad
SHA512 d381f36bce204ef014db49ce8261cd74668aeaa1b1800490de52f21a580ee94de11d7e5aa24a4e49ff6f64c182257c5932a0dcd40c0a2feee704490ede3bd0d5
SSDEEP 24576:YCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH5:YCwsbCANnKXferL7Vwe/Gg0P+WhWQA
MD5 SHA1 SHA512 SSDEEP

Submit Download

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.4MB
SHA256 47c45b1a35619f8a0e16676218c1c3da21ab7ffcf626971594f5d23986101e68
MD5 d9189b5a40e66a9723e42485f27df8b8
SHA1 60ecf3653001d91d18a7543bdb2f55566303e698
SHA512 d5469c8e66aedcb48e50b1392c5ed07b8932914284a62f1783bfa94a978df90886da8af37a6cb60bc903f56caafd110cfc7f08d399556c172582802f28fd23ff
SSDEEP 24576:ICwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1:ICwsbCANnKXferL7Vwe/Gg0P+Whw88
MD5 SHA1 SHA512 SSDEEP

Submit Download

HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_b611e5149ef512f52a6d43157958eedd36d92787294dbdd3fc7c4f7085c1fbf5.exe
Size 8.4MB
SHA256 b44ffb9488c15a80cf1609c3c97640cdccfa42486151bc19daaf7d910d715f43
MD5 8b5ed8cb6be320d8888c5fa3071064d0
SHA1 3f2076fd8c3df25f1f674f8a7788a26a35a1f0be
SHA512 86b2e39edd7a179c28ef6234ed75e47d556de1afc494525485f2e9d54f840553bab82999b481c4d659e68d5a6ea24fed4e00fc83c4e27b5e673de20d53dadfc5
SSDEEP 98304:IEvZsPdDM+vJ0OME34LzYLcdwm9uALfprsQ6EooKidt5JBAUZLbt:IEyYlEI3CcdXuAdGEHd3JVHt
MD5 SHA1 SHA512 SSDEEP

Submit Download

N.exe

Path C:\Users\Admin\AppData\Local\Temp\N.exe
Size 377KB
SHA256 3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8
MD5 4a36a48e58829c22381572b2040b6fe0
SHA1 f09d30e44ff7e3f20a5de307720f3ad148c6143b
SHA512 5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0
SSDEEP 6144:5UGp2l6zRmeVLNHfkQ2TAygOcqAJwQZgb4YtjH6/MuQafORzEOmFfMzi71o+YHL7:HclcceBKlKwAg0Mja/UafOVwbha
MD5 SHA1 SHA512 SSDEEP

Submit Download

R.exe

Path C:\Users\Admin\AppData\Local\Temp\R.exe
Size 941KB
SHA256 bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c
MD5 8dc3adf1c490211971c1e2325f1424d2
SHA1 4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5
SHA512 ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d
SSDEEP 24576:N+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nH1PXw:cerL7Vw
MD5 SHA1 SHA512 SSDEEP

Submit Download

X.ico

Path C:\Users\Admin\AppData\Local\Temp\X.ico
Size 69KB
SHA256 020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450
MD5 e33fb6d686b1a8b171349572c5a33f67
SHA1 29f24fe536adf799b69b63c83efadc1bce457a54
SHA512 cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55
SSDEEP 1536:F4GZjzQwK5WW7VCn6KyoFAmu3wtBUniymVq07sZBSTVkOzAqDg:Te5BV0vUniyL4RE
MD5 SHA1 SHA512 SSDEEP

Submit Download

240647125.txt

Path C:\Windows\SysWOW64\240647125.txt
Size 899KB
SHA256 0c3cfc40107067e2c028f74c5ca5a5f2bce9a310f544bf93f70b118d4cb3070c
MD5 0f4a9ffa58264b6b5a183a3d084bc1f8
SHA1 dbce539401c50f5e70dec8df2ce587cfcb64fa3d
SHA512 a7e7df5c772fe5d75de8c286d9aeea28297c2d7626b45b366fef471ba171721db5acaf5403b69d2fdca7050ec735c0bfb58c66aabeea383240c27f6307ee0c34
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PX+:7wqd87V+
MD5 SHA1 SHA512 SSDEEP

Submit Download

Remote Data.exe

Path C:\Windows\SysWOW64\Remote Data.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
MD5 SHA1 SHA512 SSDEEP

Submit Download

memory/3564-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3564-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3564-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/3564-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4384-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4384-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4384-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4940-46-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4940-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Download

memory/4940-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Download