gh0strat | dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71

General

Target

dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
Size

2.3MB
MD5

bb1a56f011e1578630bace024d14845a
SHA1

c5196e7a26b4b415af5a777dc8e6e5533c009af5
SHA256

dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71
SHA512

478fa35af7cdea1e9e9b7f09cecb814fd93029e009dbcfd84ae3091640f1ca606080e3283a0099d99ecc349b9e9750d93db138d48a14e4bf790055bfdd4cf4a1
SSDEEP

24576:HCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHi:HCwsbCANnKXferL7Vwe/Gg0P+Wh5

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/3956-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3956-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3956-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3204-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3204-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/3220-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral2/files/0x0008000000023249-5.dat	family_gh0strat
behavioral2/memory/3956-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3956-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3956-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3204-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3204-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/3220-43-0x0000000010000000-0x00000000101B6000-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

Sets DLL path for service in the 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\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240642546.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
2264	R.exe
3956	N.exe
3204	TXPlatfor.exe
3220	TXPlatfor.exe
384	Remote Data.exe

Loads dropped DLL 3 IoCs

pid	Process
2264	R.exe
664	svchost.exe
384	Remote Data.exe

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3956-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3956-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3956-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3956-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3204-27-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3204-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3204-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/3220-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
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\240642546.txt	R.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.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
2480	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
3220	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	3956	N.exe
Token: SeLoadDriverPrivilege	3220	TXPlatfor.exe
Token: 33	3220	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3220	TXPlatfor.exe
Token: 33	3220	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	3220	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 2264	1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	90
PID 1848 wrote to memory of 2264	1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	90
PID 1848 wrote to memory of 2264	1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	90
PID 1848 wrote to memory of 3956	1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	91
PID 1848 wrote to memory of 3956	1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	91
PID 1848 wrote to memory of 3956	1848	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	91
PID 3956 wrote to memory of 3936	3956	N.exe	95
PID 3956 wrote to memory of 3936	3956	N.exe	95
PID 3956 wrote to memory of 3936	3956	N.exe	95
PID 3936 wrote to memory of 2480	3936	cmd.exe	97
PID 3936 wrote to memory of 2480	3936	cmd.exe	97
PID 3936 wrote to memory of 2480	3936	cmd.exe	97
PID 3204 wrote to memory of 3220	3204	TXPlatfor.exe	98
PID 3204 wrote to memory of 3220	3204	TXPlatfor.exe	98
PID 3204 wrote to memory of 3220	3204	TXPlatfor.exe	98
PID 664 wrote to memory of 384	664	svchost.exe	100
PID 664 wrote to memory of 384	664	svchost.exe	100
PID 664 wrote to memory of 384	664	svchost.exe	100

C:\Users\Admin\AppData\Local\Temp\dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
"C:\Users\Admin\AppData\Local\Temp\dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe"
1⤵
- Drops file in Program Files directory
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:2264
- 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:3956
- - 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:3936
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2480

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:3472

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:664
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240642546.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:384

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3204
- 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:3220

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=4020 --field-trial-handle=2244,i,11878111470816612087,2265290141962607370,262144 --variations-seed-version /prefetch:8
1⤵
PID:1116

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

Remote System Discovery

1

T1018

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

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

Filesize
2.3MB

MD5
bb1a56f011e1578630bace024d14845a

SHA1
c5196e7a26b4b415af5a777dc8e6e5533c009af5

SHA256
dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71

SHA512
478fa35af7cdea1e9e9b7f09cecb814fd93029e009dbcfd84ae3091640f1ca606080e3283a0099d99ecc349b9e9750d93db138d48a14e4bf790055bfdd4cf4a1

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:\Users\Admin\AppData\Local\Temp\RCX9B91.tmp

Filesize
2.3MB

MD5
cdc40c22c27fa4b1961c73e094d8a629

SHA1
c2d6195e6f9e218f47382a86eefc8eca41b210bc

SHA256
f91187ffe8894f81fee5d3b5ce76ba42b2785ae70cbfcce453cd559fdf4b3886

SHA512
50dbdb0bd0bafe05e49872875e7f3b5b5c7ffe131248e245b7ab7de15293190d0d7202a9b370bdc392f9cbc8e8e86f5612444a46bde6a8587431bed9ef12bfc3

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico

Filesize
69KB

MD5
e33fb6d686b1a8b171349572c5a33f67

SHA1
29f24fe536adf799b69b63c83efadc1bce457a54

SHA256
020c8e0963f89f4b14538b7d69e83c6fec44a29bbbd52fbb6deb2be5c697f450

SHA512
cf1f1d6a9efe53f84e5b4a8246b87c0b96496716605d1b00352d9aae30e664d3d2cbadebf598b4e690a9feef0b5785887a4e643cc5f68938ca744af1d3539e55

Download Submit
C:\Windows\SysWOW64\240642546.txt

Filesize
899KB

MD5
ac04ffe00c79cae36e3f8c1a30390d7c

SHA1
b2a0a0a530d76533f208ce99841c99d6d06ca8b6

SHA256
634a314249e49308d6b67e36ebc46e36b83caef553578b2ab90a00901b062006

SHA512
9ee7fec15d204555950771a93c6621f99720b82cac83401cc2b82e3f77af6922d0807aa27cb8df29fc0bb4d7dcf33e1ab11e99df5fff611edb3a3b51d8324897

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/3204-27-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3204-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3204-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3220-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/3956-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads