gh0strat | 6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982

General

Target

6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
Size

10.3MB
MD5

d8f389cbce0473905c5a5783fea1d41d
SHA1

1c3cd45f281b95be148ce69b8d6b022c398174cb
SHA256

6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982
SHA512

10988dff340a795d792adf4e52f1e99bdb49ca13b161517d3bd3a80376ce88f0ddf61527d38b28c1159df7fc5d9ac1c394750f5cbca86764d2d3d53ea0a6c637
SSDEEP

98304:5ws2ANnKXOaeOgmhPOB+vVlUNbN5NCHlkxLPdkeNrOFBpYDNnSsHo7dD:LKXbeO7C+vVlUNbjNCHlyu1eCdD

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/4428-19-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4428-20-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4428-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4416-29-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4416-28-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/604-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/604-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/604-57-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240599546.txt	family_gh0strat
behavioral2/memory/4428-19-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4428-20-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4428-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4416-29-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4416-28-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/604-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/604-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/604-57-0x0000000010000000-0x00000000101B6000-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

Processes:

TXPlatfor.exe

description ioc process

File created C:\Windows\system32\drivers\QAssist.sys TXPlatfor.exe

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

Processes:

R.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Remote Data\Parameters\ServiceDll = "C:\\Windows\\system32\\240599546.txt"	R.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

TXPlatfor.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatfor.exe

Executes dropped EXE 6 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exeHD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exeRemote Data.exe

pid	process
3732	R.exe
4428	N.exe
4416	TXPlatfor.exe
604	TXPlatfor.exe
960	HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
4432	Remote Data.exe

Loads dropped DLL 3 IoCs

Processes:

R.exesvchost.exeRemote Data.exe

pid process

3732 R.exe
1076 svchost.exe
4432 Remote Data.exe

UPX packed file 10 IoCs

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

upx

Processes:

resource	yara_rule
behavioral2/memory/4428-19-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4428-20-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4428-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4428-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4416-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4416-29-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4416-28-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/604-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/604-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/604-57-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 6 IoCs

Processes:

R.exesvchost.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240599546.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

Drops file in Program Files directory 1 IoCs

Processes:

6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.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

Processes:

PING.EXE

pid process

1644 PING.EXE

pid	process
1644	PING.EXE

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe

pid	process
1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe

Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

604 TXPlatfor.exe

pid	process
604	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4428	N.exe
Token: SeLoadDriverPrivilege	604	TXPlatfor.exe
Token: 33	604	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	604	TXPlatfor.exe
Token: 33	604	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	604	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe

pid	process
1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exeN.exeTXPlatfor.execmd.exesvchost.exe

description	pid	process	target process
PID 1036 wrote to memory of 3732	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	R.exe
PID 1036 wrote to memory of 3732	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	R.exe
PID 1036 wrote to memory of 3732	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	R.exe
PID 1036 wrote to memory of 4428	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	N.exe
PID 1036 wrote to memory of 4428	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	N.exe
PID 1036 wrote to memory of 4428	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	N.exe
PID 4428 wrote to memory of 4016	4428	N.exe	cmd.exe
PID 4428 wrote to memory of 4016	4428	N.exe	cmd.exe
PID 4428 wrote to memory of 4016	4428	N.exe	cmd.exe
PID 4416 wrote to memory of 604	4416	TXPlatfor.exe	TXPlatfor.exe
PID 4416 wrote to memory of 604	4416	TXPlatfor.exe	TXPlatfor.exe
PID 4416 wrote to memory of 604	4416	TXPlatfor.exe	TXPlatfor.exe
PID 1036 wrote to memory of 960	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
PID 1036 wrote to memory of 960	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
PID 1036 wrote to memory of 960	1036	6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe	HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
PID 4016 wrote to memory of 1644	4016	cmd.exe	PING.EXE
PID 4016 wrote to memory of 1644	4016	cmd.exe	PING.EXE
PID 4016 wrote to memory of 1644	4016	cmd.exe	PING.EXE
PID 1076 wrote to memory of 4432	1076	svchost.exe	Remote Data.exe
PID 1076 wrote to memory of 4432	1076	svchost.exe	Remote Data.exe
PID 1076 wrote to memory of 4432	1076	svchost.exe	Remote Data.exe

C:\Users\Admin\AppData\Local\Temp\6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
"C:\Users\Admin\AppData\Local\Temp\6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1036
- 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:3732
- 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:4428
- - 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:4016
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:1644
- C:\Users\Admin\AppData\Local\Temp\HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
  C:\Users\Admin\AppData\Local\Temp\HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe
  2⤵
  - Executes dropped EXE
  PID:960

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "Remote Data"
1⤵
PID:4436

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:1076
- C:\Windows\SysWOW64\Remote Data.exe
  "C:\Windows\system32\Remote Data.exe" "c:\windows\system32\240599546.txt",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:4432

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4416
- 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:604

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_6ddf3bcc655d0a015e523c21ef842e0855921935ffe0101166e179abc4834982.exe

Filesize
8.0MB

MD5
d29da4cf7c3e0271c69808f5d5328170

SHA1
af57a01a09fcc143b32416c00b7ccc0f7e5505f4

SHA256
ae74566f8f559981fa6904649f081f72734c13c4747643ad181fe5753553f614

SHA512
19e9e169b207d014523ddc5c966dae5f80af15d018e02b145473741f2d992aa4ea3b7ccf44c448f7bf64b0b51fba07e1eb2e8ca0faa42702c771d29ccb694d7d

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

Filesize
2.4MB

MD5
08da9243b57490bf12042c819dc27e47

SHA1
1fb693050729028ca47576b71be89dd08aeefa41

SHA256
82cfd77cf791f62d79c8836156a1886fd7a576541d4b587942320e3d59dfa556

SHA512
fdb8ed78c10b9b27d21f530d69ae9a4530f3df9989b09dc76322d6ff7c315fe2b64f9cd7c59846bc6a88383ccc9e44db43912982c65023a7a0322e9db3cee14b

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\240599546.txt

Filesize
899KB

MD5
2b12b81c7c63e903f207bbffaf419449

SHA1
f15d0f50b99e14220e73c993bafcd429fd216aca

SHA256
acd376dfabf2628c983933ebb9aabdc3d6d5472bd94782b3aa1de6e48ffd31a9

SHA512
472a4c6b3e0b6d2a843684006b7d5d04869710779b629b7d4fbbe9ed0a7862830f82143e33b3937e5d308e35b065c91247d2067fc2fe7435e341c4129536927e

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

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
memory/604-57-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/604-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/604-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4416-29-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4416-28-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4416-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4428-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4428-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4428-20-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4428-19-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads