gh0strat | 0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2

General

Target

0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe
Size

611KB
MD5

76089031299894cc05345fada7a1e5d3
SHA1

19e22c44c57cffcf0cd68a388de96c7db8bcfc51
SHA256

0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2
SHA512

e08a7220a01a961b54dd9e4677f38f36865af3e1091bf61e194e5d62036a4b20f73783a2be7f175563a945787b9df0faf3059eacbdba55a2f00a5e94dae0b7a2
SSDEEP

12288:6FpuzZSkcBNrl5mTEUkDaSdJfpSaoNRVBUyMCe8VMM80B7qrI3iK1XBwZQeZ:6FmShDrngEUkDaiJfpSaoNRpMCe8CM8R

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 5 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2012-1-0x0000000010000000-0x000000001019F000-memory.dmp	purplefox_rootkit
behavioral1/memory/1800-31-0x0000000000400000-0x0000000000585000-memory.dmp	purplefox_rootkit
behavioral1/memory/2920-29-0x0000000000400000-0x0000000000585000-memory.dmp	purplefox_rootkit
behavioral1/memory/1800-28-0x0000000001210000-0x0000000001395000-memory.dmp	purplefox_rootkit
behavioral1/memory/2012-21-0x0000000000400000-0x0000000000585000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 5 IoCs

resource	yara_rule
behavioral1/memory/2012-1-0x0000000010000000-0x000000001019F000-memory.dmp	family_gh0strat
behavioral1/memory/1800-31-0x0000000000400000-0x0000000000585000-memory.dmp	family_gh0strat
behavioral1/memory/2920-29-0x0000000000400000-0x0000000000585000-memory.dmp	family_gh0strat
behavioral1/memory/1800-28-0x0000000001210000-0x0000000001395000-memory.dmp	family_gh0strat
behavioral1/memory/2012-21-0x0000000000400000-0x0000000000585000-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
Gh0strat family
gh0strat
PurpleFox
PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.
rootkit trojan purplefox
Purplefox family
purplefox

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	Sbcja.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"	Sbcja.exe

Deletes itself 1 IoCs

pid	Process
2160	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1800	Sbcja.exe
2920	Sbcja.exe

Loads dropped DLL 1 IoCs

pid	Process
1800	Sbcja.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\X:	Sbcja.exe
File opened (read-only)	\??\Z:	Sbcja.exe
File opened (read-only)	\??\J:	Sbcja.exe
File opened (read-only)	\??\P:	Sbcja.exe
File opened (read-only)	\??\Q:	Sbcja.exe
File opened (read-only)	\??\W:	Sbcja.exe
File opened (read-only)	\??\S:	Sbcja.exe
File opened (read-only)	\??\T:	Sbcja.exe
File opened (read-only)	\??\V:	Sbcja.exe
File opened (read-only)	\??\Y:	Sbcja.exe
File opened (read-only)	\??\N:	Sbcja.exe
File opened (read-only)	\??\O:	Sbcja.exe
File opened (read-only)	\??\B:	Sbcja.exe
File opened (read-only)	\??\E:	Sbcja.exe
File opened (read-only)	\??\H:	Sbcja.exe
File opened (read-only)	\??\M:	Sbcja.exe
File opened (read-only)	\??\R:	Sbcja.exe
File opened (read-only)	\??\U:	Sbcja.exe
File opened (read-only)	\??\G:	Sbcja.exe
File opened (read-only)	\??\I:	Sbcja.exe
File opened (read-only)	\??\K:	Sbcja.exe
File opened (read-only)	\??\L:	Sbcja.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\Sbcja.exe	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe
File opened for modification	C:\Windows\SysWOW64\Sbcja.exe	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2012-0-0x0000000000400000-0x0000000000585000-memory.dmp	upx
behavioral1/files/0x000c000000014b4f-9.dat	upx
behavioral1/memory/1800-10-0x0000000000400000-0x0000000000585000-memory.dmp	upx
behavioral1/memory/1800-31-0x0000000000400000-0x0000000000585000-memory.dmp	upx
behavioral1/memory/2920-29-0x0000000000400000-0x0000000000585000-memory.dmp	upx
behavioral1/memory/2012-21-0x0000000000400000-0x0000000000585000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sbcja.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Sbcja.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
2160	cmd.exe
2760	PING.EXE

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	Sbcja.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	Sbcja.exe

Modifies data under HKEY_USERS 12 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum	Sbcja.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	Sbcja.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Sbcja.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie	Sbcja.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\ActiveMovie\devenum\Version = "7"	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	Sbcja.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	Sbcja.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2760	PING.EXE

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe
2920	Sbcja.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2920	Sbcja.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2012	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe
Token: SeLoadDriverPrivilege	2920	Sbcja.exe
Token: 33	2920	Sbcja.exe
Token: SeIncBasePriorityPrivilege	2920	Sbcja.exe
Token: 33	2920	Sbcja.exe
Token: SeIncBasePriorityPrivilege	2920	Sbcja.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2012 wrote to memory of 2160	2012	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe	32
PID 2012 wrote to memory of 2160	2012	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe	32
PID 2012 wrote to memory of 2160	2012	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe	32
PID 2012 wrote to memory of 2160	2012	0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe	32
PID 1800 wrote to memory of 2920	1800	Sbcja.exe	33
PID 1800 wrote to memory of 2920	1800	Sbcja.exe	33
PID 1800 wrote to memory of 2920	1800	Sbcja.exe	33
PID 1800 wrote to memory of 2920	1800	Sbcja.exe	33
PID 2160 wrote to memory of 2760	2160	cmd.exe	35
PID 2160 wrote to memory of 2760	2160	cmd.exe	35
PID 2160 wrote to memory of 2760	2160	cmd.exe	35
PID 2160 wrote to memory of 2760	2160	cmd.exe	35

C:\Users\Admin\AppData\Local\Temp\0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe
"C:\Users\Admin\AppData\Local\Temp\0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2012
- 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\0D1C78~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2160
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2760

C:\Windows\SysWOW64\Sbcja.exe
C:\Windows\SysWOW64\Sbcja.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1800
- C:\Windows\SysWOW64\Sbcja.exe
  C:\Windows\SysWOW64\Sbcja.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2920

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\Sbcja.exe

Filesize
611KB

MD5
76089031299894cc05345fada7a1e5d3

SHA1
19e22c44c57cffcf0cd68a388de96c7db8bcfc51

SHA256
0d1c78e15277eecfc41bf4cfa17fa4501acf8f29f943bcfd6fa897ef2fae43d2

SHA512
e08a7220a01a961b54dd9e4677f38f36865af3e1091bf61e194e5d62036a4b20f73783a2be7f175563a945787b9df0faf3059eacbdba55a2f00a5e94dae0b7a2

Download Submit
memory/1800-10-0x0000000000400000-0x0000000000585000-memory.dmp

Filesize
1.5MB

Download
memory/1800-31-0x0000000000400000-0x0000000000585000-memory.dmp

Filesize
1.5MB

Download
memory/1800-28-0x0000000001210000-0x0000000001395000-memory.dmp

Filesize
1.5MB

Download
memory/2012-0-0x0000000000400000-0x0000000000585000-memory.dmp

Filesize
1.5MB

Download
memory/2012-1-0x0000000010000000-0x000000001019F000-memory.dmp

Filesize
1.6MB

Download
memory/2012-21-0x0000000000400000-0x0000000000585000-memory.dmp

Filesize
1.5MB

Download
memory/2920-29-0x0000000000400000-0x0000000000585000-memory.dmp

Filesize
1.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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