gh0strat | d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030

General

Target

d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe
Size

2.5MB
MD5

9de917f4b5a14bf41bc5318e4134a707
SHA1

a01aa8071d5729f07654181314f831590f722bd7
SHA256

d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030
SHA512

ff693b35f5bcec6fe0c17c30c1a7a1d320ad1fc2e09893466e5e543c6e980ec5cda9bc00f97cbdeac075a5112dd23e7181960e6c778ff90abd384a1c430e12f7
SSDEEP

24576:LCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHv:LCwsbCANnKXferL7Vwe/Gg0P+WhB6

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/1624-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1624-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/1624-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2980-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2980-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2980-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5028-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5028-45-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/5028-48-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral2/files/0x000b000000023b80-5.dat	family_gh0strat
behavioral2/memory/1624-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1624-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/1624-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2980-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2980-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2980-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5028-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5028-45-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/5028-48-0x0000000010000000-0x00000000101B6000-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 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 4 IoCs

pid	Process
768	R.exe
1624	N.exe
2980	TXPlatfor.exe
5028	TXPlatfor.exe

Loads dropped DLL 1 IoCs

pid	Process
768	R.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\240626109.txt	R.exe
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1624-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1624-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1624-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/1624-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2980-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2980-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2980-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2980-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5028-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5028-45-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/5028-48-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3508	768	WerFault.exe	85
1228	768	WerFault.exe	85

System Location Discovery: System Language Discovery 1 TTPs 6 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	N.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatfor.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.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
4968	cmd.exe
2264	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2264	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
5028	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	1624	N.exe
Token: SeLoadDriverPrivilege	5028	TXPlatfor.exe
Token: 33	5028	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5028	TXPlatfor.exe
Token: 33	5028	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	5028	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe
1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 1196 wrote to memory of 768	1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe	85
PID 1196 wrote to memory of 768	1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe	85
PID 1196 wrote to memory of 768	1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe	85
PID 1196 wrote to memory of 1624	1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe	92
PID 1196 wrote to memory of 1624	1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe	92
PID 1196 wrote to memory of 1624	1196	d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe	92
PID 1624 wrote to memory of 4968	1624	N.exe	94
PID 1624 wrote to memory of 4968	1624	N.exe	94
PID 1624 wrote to memory of 4968	1624	N.exe	94
PID 2980 wrote to memory of 5028	2980	TXPlatfor.exe	95
PID 2980 wrote to memory of 5028	2980	TXPlatfor.exe	95
PID 2980 wrote to memory of 5028	2980	TXPlatfor.exe	95
PID 4968 wrote to memory of 2264	4968	cmd.exe	97
PID 4968 wrote to memory of 2264	4968	cmd.exe	97
PID 4968 wrote to memory of 2264	4968	cmd.exe	97

C:\Users\Admin\AppData\Local\Temp\d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe
"C:\Users\Admin\AppData\Local\Temp\d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1196
- C:\Users\Admin\AppData\Local\Temp\R.exe
  C:\Users\Admin\AppData\Local\Temp\\R.exe
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:768
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 768 -s 468
    3⤵
    - Program crash
    PID:3508
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 768 -s 528
    3⤵
    - Program crash
    PID:1228
- 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
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:1624
- - 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⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:4968
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 768 -ip 768
1⤵
PID:4116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 768 -ip 768
1⤵
PID:2744

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2980
- 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:5028

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

Remote System Discovery

1

T1018

System Information Discovery

1

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

Filesize
2.5MB

MD5
9de917f4b5a14bf41bc5318e4134a707

SHA1
a01aa8071d5729f07654181314f831590f722bd7

SHA256
d2c5011c5985ee30165b865041c5903c883aa93ac7a64d7c6982cfd84d3ca030

SHA512
ff693b35f5bcec6fe0c17c30c1a7a1d320ad1fc2e09893466e5e543c6e980ec5cda9bc00f97cbdeac075a5112dd23e7181960e6c778ff90abd384a1c430e12f7

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\240626109.txt

Filesize
899KB

MD5
63b4df1234459fd34da2c34e1ab5e544

SHA1
74e1be9274a10ff9481cbd0b31270a9e0c5742f9

SHA256
1503a0a39918fabb122e857ee55e41e9fe8eecc5a78f341d2d468ff12156ab3c

SHA512
8a1aaf79949dad7d1954afeb9b1505131bd6974c32a03558a667257e61c9a08ffeba2be2c7644868321adb7af049edb3a16c173a39600e7420b6803c4c8bf6bd

Download Submit
memory/1624-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1624-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1624-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1624-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5028-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5028-45-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/5028-48-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads