gh0strat | dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71

Analysis

max time kernel
150s
max time network
127s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/05/2024, 17:00

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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 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2628-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2628-21-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2576-40-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2576-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2576-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 6 IoCs

resource	yara_rule
behavioral1/files/0x0026000000015c3c-6.dat	family_gh0strat
behavioral1/memory/2628-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2628-21-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2576-40-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2576-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2576-45-0x0000000010000000-0x00000000101B6000-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\\259418617.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
3036	R.exe
2628	N.exe
2108	TXPlatfor.exe
2576	TXPlatfor.exe
464	Remote Data.exe

Loads dropped DLL 7 IoCs

pid	Process
2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
3036	R.exe
2492	svchost.exe
2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
2108	TXPlatfor.exe
2492	svchost.exe
464	Remote Data.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2628-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2628-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2628-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-40-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2576-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

description	ioc	Process
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\259418617.txt	R.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	R.exe
File created	C:\Windows\SysWOW64\Remote Data.exe	svchost.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2412	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2576	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2628	N.exe
Token: SeLoadDriverPrivilege	2576	TXPlatfor.exe
Token: 33	2576	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2576	TXPlatfor.exe
Token: 33	2576	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2576	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe

Suspicious use of WriteProcessMemory 30 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 3036	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	28
PID 2216 wrote to memory of 3036	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	28
PID 2216 wrote to memory of 3036	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	28
PID 2216 wrote to memory of 3036	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	28
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2216 wrote to memory of 2628	2216	dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe	31
PID 2628 wrote to memory of 2560	2628	N.exe	33
PID 2628 wrote to memory of 2560	2628	N.exe	33
PID 2628 wrote to memory of 2560	2628	N.exe	33
PID 2628 wrote to memory of 2560	2628	N.exe	33
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2108 wrote to memory of 2576	2108	TXPlatfor.exe	35
PID 2560 wrote to memory of 2412	2560	cmd.exe	36
PID 2560 wrote to memory of 2412	2560	cmd.exe	36
PID 2560 wrote to memory of 2412	2560	cmd.exe	36
PID 2560 wrote to memory of 2412	2560	cmd.exe	36
PID 2492 wrote to memory of 464	2492	svchost.exe	38
PID 2492 wrote to memory of 464	2492	svchost.exe	38
PID 2492 wrote to memory of 464	2492	svchost.exe	38
PID 2492 wrote to memory of 464	2492	svchost.exe	38

C:\Users\Admin\AppData\Local\Temp\dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe
"C:\Users\Admin\AppData\Local\Temp\dcd484bdbcf2011052960fc0bcb944ab237d1ccea340f70d113cf73446702b71.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2216
- 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:3036
- 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:2628
- - 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:2560
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2412

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:2864

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:2492
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\259418617.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:464

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2108
- 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:2576

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

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\Desktop\JoinWrite.exe

Filesize
2.8MB

MD5
2c0674fe94f44ddb6bac660fb85bc750

SHA1
ca2f429a97474536db2ff3b628f1da906d70d464

SHA256
48c64fbc7efefd8ea83290d023d22507ef54601c17b35695def0e757000534f6

SHA512
30a6cf219a9ffd36db95eb0d53873680f7e558a2adadfcc11d5e14f63f710d7e42f8a64aef0684f3f18abb3a2da19d3de1e2080f52d5513ba6b8cbd960eab3f1

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

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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

Filesize
941KB

MD5
8dc3adf1c490211971c1e2325f1424d2

SHA1
4eec4a4e7cb97c5efa6c72e0731cd090c0c4adc5

SHA256
bc29f2022ab3b812e50c8681ff196f090c038b5ab51e37daffac4469a8c2eb2c

SHA512
ae92ea20b359849dcdba4808119b154e3af5ef3687ee09de1797610fe8c4d3eb9065b068074d35adddb4b225d17c619baff3944cb137ad196bcef7a6507f920d

Download Submit
\Windows\SysWOW64\259418617.txt

Filesize
899KB

MD5
ac04ffe00c79cae36e3f8c1a30390d7c

SHA1
b2a0a0a530d76533f208ce99841c99d6d06ca8b6

SHA256
634a314249e49308d6b67e36ebc46e36b83caef553578b2ab90a00901b062006

SHA512
9ee7fec15d204555950771a93c6621f99720b82cac83401cc2b82e3f77af6922d0807aa27cb8df29fc0bb4d7dcf33e1ab11e99df5fff611edb3a3b51d8324897

Download Submit
\Windows\SysWOW64\Remote Data.exe

Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2576-40-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2576-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2576-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2628-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2628-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2628-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads