gh0strat | 8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2

General

Target

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
Size

2.4MB
MD5

672604d11fec00c9cbb5249ab2bdd726
SHA1

50e81482fa9eae11b6b09e2f9f84a6ebad397cd5
SHA256

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2
SHA512

c46cb73d07436716922267f07a0cd949b3251d31d59482337dfc98503fa2a3a9dabe2c28d3f2b0698aa5adf99b966bfb6ce9de93455f7955140aba66fd0163bc
SSDEEP

24576:pCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHb:pCwsbCANnKXferL7Vwe/Gg0P+WhU6q

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 10 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral2/memory/4500-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4500-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4500-14-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4604-24-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4604-25-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4604-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/4604-23-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2044-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2044-47-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral2/memory/2044-49-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240625984.txt	family_gh0strat
behavioral2/memory/4500-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4500-18-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4500-14-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4604-24-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4604-25-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4604-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/4604-23-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2044-44-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2044-47-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral2/memory/2044-49-0x0000000010000000-0x00000000101B6000-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
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

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 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 4 IoCs

Processes:

R.exeN.exeTXPlatfor.exeTXPlatfor.exe

pid process

224 R.exe
4500 N.exe
4604 TXPlatfor.exe
2044 TXPlatfor.exe
Loads dropped DLL 1 IoCs

Processes:

R.exe

pid process

224 R.exe

pid	process
224	R.exe
4500	N.exe
4604	TXPlatfor.exe
2044	TXPlatfor.exe

pid	process
224	R.exe

Drops file in System32 directory 3 IoCs

Processes:

R.exeN.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240625984.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

Processes:

resource	yara_rule
behavioral2/memory/4500-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4500-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4500-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4500-14-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4604-21-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4604-24-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4604-25-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4604-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/4604-23-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2044-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2044-47-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral2/memory/2044-49-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 1 IoCs

Processes:

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe

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

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2840 224 WerFault.exe R.exe

pid	pid_target	process	target process
2840	224	WerFault.exe	R.exe

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

Processes:

N.exeTXPlatfor.execmd.exePING.EXE8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exeR.exe

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	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.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

Processes:

cmd.exePING.EXE

pid process

4796 cmd.exe
3464 PING.EXE
Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery
T1018

Processes:

PING.EXE

pid process

3464 PING.EXE
Suspicious behavior: LoadsDriver 1 IoCs

Processes:

TXPlatfor.exe

pid process

2044 TXPlatfor.exe

pid	process
4796	cmd.exe
3464	PING.EXE

pid	process
3464	PING.EXE

pid	process
2044	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

N.exeTXPlatfor.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4500	N.exe
Token: SeLoadDriverPrivilege	2044	TXPlatfor.exe
Token: 33	2044	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2044	TXPlatfor.exe
Token: 33	2044	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2044	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe

pid	process
4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exeN.exeTXPlatfor.execmd.exe

description	pid	process	target process
PID 4300 wrote to memory of 224	4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 4300 wrote to memory of 224	4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 4300 wrote to memory of 224	4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	R.exe
PID 4300 wrote to memory of 4500	4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 4300 wrote to memory of 4500	4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 4300 wrote to memory of 4500	4300	8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe	N.exe
PID 4500 wrote to memory of 4796	4500	N.exe	cmd.exe
PID 4500 wrote to memory of 4796	4500	N.exe	cmd.exe
PID 4500 wrote to memory of 4796	4500	N.exe	cmd.exe
PID 4604 wrote to memory of 2044	4604	TXPlatfor.exe	TXPlatfor.exe
PID 4604 wrote to memory of 2044	4604	TXPlatfor.exe	TXPlatfor.exe
PID 4604 wrote to memory of 2044	4604	TXPlatfor.exe	TXPlatfor.exe
PID 4796 wrote to memory of 3464	4796	cmd.exe	PING.EXE
PID 4796 wrote to memory of 3464	4796	cmd.exe	PING.EXE
PID 4796 wrote to memory of 3464	4796	cmd.exe	PING.EXE

C:\Users\Admin\AppData\Local\Temp\8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe
"C:\Users\Admin\AppData\Local\Temp\8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4300
- 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:224
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 224 -s 464
    3⤵
    - Program crash
    PID:2840
- 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:4500
- - 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:4796
  - - 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:3464

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 224 -ip 224
1⤵
PID:5000

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:4604
- 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:2044

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
2.4MB

MD5
672604d11fec00c9cbb5249ab2bdd726

SHA1
50e81482fa9eae11b6b09e2f9f84a6ebad397cd5

SHA256
8dcabade62b6dfac43c4c91dee5618eeb9c3b428f0fc829af650fc147aec05e2

SHA512
c46cb73d07436716922267f07a0cd949b3251d31d59482337dfc98503fa2a3a9dabe2c28d3f2b0698aa5adf99b966bfb6ce9de93455f7955140aba66fd0163bc

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\240625984.txt

Filesize
899KB

MD5
6e2ac01570373118e14d19f14cb0b428

SHA1
3a6403f3f349a6bc4ac78dae7785ed179fd3630a

SHA256
544a9e34e77b671e96c66332d350bea4765fed6a03f6d5ceb52045a286d52b8a

SHA512
da402c757885d797aa1c35d62a3df522413f1c2988db575de8900091d87ed68990b4371f35b5657594cea8e437039d2ccc1bffe9531c4c619432c1f15e671db6

Download Submit
memory/2044-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2044-49-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2044-47-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4500-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4500-14-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4500-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4500-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4604-24-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4604-25-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4604-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4604-23-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/4604-21-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads