gh0strat | 9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353

Analysis

max time kernel
151s
max time network
154s
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, 12:14

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General

Target
9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe
Size 2.6MB
Sample240625-pegbqaygkc
SHA256 9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353
MD5 13a94be30a83d4215adeabe78d49c864
SHA1 f2f2c7299fb23054c0668dfb3db14dfe6f5a9a21
SHA512 4bc2b1db10502deb4704e7b541fe2bd498bb3ff10bd5e94a74028ac76d0b4324da5078b7d0aa8fc752c60b173985faa3919b04c63cc0d4516aea0e2bd3ad7a06
SSDEEP 49152:JjwsbCANnKXferL7Vwe/Gg0P+WhXDmn2r:lws2ANnKXOaeOgmhXDmn2r
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/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1704-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1704-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2268-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2268-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3260-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3260-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3260-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x000800000002325b-5.dat	family_gh0strat
behavioral2/memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1704-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1704-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2268-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2268-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3260-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3260-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3260-41-0x0000000010000000-0x00000000101B6000-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\\240642734.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 5 IoCs

pid	Process
4048	R.exe
1704	N.exe
2268	TXPlatfor.exe
3260	TXPlatfor.exe
4816	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
4048	R.exe
1980	svchost.exe
4816	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1704-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1704-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1704-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2268-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2268-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2268-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3260-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3260-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3260-41-0x0000000010000000-0x00000000101B6000-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 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\240642734.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	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	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.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
2188	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3260	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1704	N.exe
Token: SeLoadDriverPrivilege	3260	TXPlatfor.exe
Token: 33	3260	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3260	TXPlatfor.exe
Token: 33	3260	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3260	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe
4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4268 wrote to memory of 4048	4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe	91
PID 4268 wrote to memory of 4048	4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe	91
PID 4268 wrote to memory of 4048	4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe	91
PID 4268 wrote to memory of 1704	4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe	93
PID 4268 wrote to memory of 1704	4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe	93
PID 4268 wrote to memory of 1704	4268	9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe	93
PID 1704 wrote to memory of 2060	1704	N.exe	96
PID 1704 wrote to memory of 2060	1704	N.exe	96
PID 1704 wrote to memory of 2060	1704	N.exe	96
PID 2268 wrote to memory of 3260	2268	TXPlatfor.exe	98
PID 2268 wrote to memory of 3260	2268	TXPlatfor.exe	98
PID 2268 wrote to memory of 3260	2268	TXPlatfor.exe	98
PID 2060 wrote to memory of 2188	2060	cmd.exe	99
PID 2060 wrote to memory of 2188	2060	cmd.exe	99
PID 2060 wrote to memory of 2188	2060	cmd.exe	99
PID 1980 wrote to memory of 4816	1980	svchost.exe	100
PID 1980 wrote to memory of 4816	1980	svchost.exe	100
PID 1980 wrote to memory of 4816	1980	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe
"C:\Users\Admin\AppData\Local\Temp\9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4268
- 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:4048
- 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:1704
- - 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:2060
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2188

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3968

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:1980
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240642734.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4816

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2268
- 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:3260

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=4612 --field-trial-handle=2272,i,4858140932023865871,5726683989663339295,262144 --variations-seed-version /prefetch:8
1⤵
PID:3572

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

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Downloads

HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 2.6MB
SHA256 9d9152716ce851d5420d678fb3058c0c77742838e342ef729c1ea136336bc353
MD5 13a94be30a83d4215adeabe78d49c864
SHA1 f2f2c7299fb23054c0668dfb3db14dfe6f5a9a21
SHA512 4bc2b1db10502deb4704e7b541fe2bd498bb3ff10bd5e94a74028ac76d0b4324da5078b7d0aa8fc752c60b173985faa3919b04c63cc0d4516aea0e2bd3ad7a06
SSDEEP 49152:JjwsbCANnKXferL7Vwe/Gg0P+WhXDmn2r:lws2ANnKXOaeOgmhXDmn2r
MD5 SHA1 SHA512 SSDEEP

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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

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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

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RCXA2F4.tmp

Path C:\Users\Admin\AppData\Local\Temp\RCXA2F4.tmp
Size 2.6MB
SHA256 42bc8ff253d06b93dcb85a3a1c061200180030a1b173fa21efd113496f56242f
MD5 6008f69e81d4d4b3447bc192606665ed
SHA1 f95ec25cc3cd8dea2d551b153d01dbb6af4a7bb9
SHA512 5ecd96e54500338c606762cefd46b1d1cc01ef4dc8f5d75d6cae08ce497d561c529f5ea2060a14a41448dda4009d1eb2b6f03cf20a633b72b55d0e64baa83e37
SSDEEP 49152:ujwsbCANnKXferL7Vwe/Gg0P+Whj0Dmn2i:sws2ANnKXOaeOgmhj0Dmn2i
MD5 SHA1 SHA512 SSDEEP

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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

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240642734.txt

Path C:\Windows\SysWOW64\240642734.txt
Size 899KB
SHA256 ba1c0b55957acff031a5c001436984ee69ee24decc565557dbb617e6c28ec0f1
MD5 67a84bf19984114129b101ba81782c2c
SHA1 2c8e719bf20fb21d532707d3b9c789aa37c1486b
SHA512 323bbed368e8d897e3b77f3c3faf9c463cd2dfb20ce15a8d0143060d9b3b9e5996ab52081b1556d3fb734464733b84754b6bfcffab3282fabace717469033d8d
SSDEEP 24576:7V2bG+2gMir4fgt7ibhRM5QhKehFdMtRj7nH1PXl:7wqd87Vl
MD5 SHA1 SHA512 SSDEEP

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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

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memory/1704-16-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1704-20-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1704-19-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/1704-18-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2268-29-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2268-26-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/2268-28-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3260-41-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3260-39-0x0000000010000000-0x00000000101B6000-memory.dmp

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memory/3260-36-0x0000000010000000-0x00000000101B6000-memory.dmp

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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