gh0strat | 89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78

General

Target

89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe
Size

2.6MB
MD5

aae73eeea3add20a18cb981cd5f722c1
SHA1

d345f1cff025c129ecf070f1902e40b3274a5aea
SHA256

89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78
SHA512

e240af5bb8faeef4324bce9dad74da19f3f2dccda22f5513799ccf8e41e8393706bbee6aa2fbb899dde5edc9ee5c89374db1a867982121f3f651bcbe0a80cbc4
SSDEEP

24576:yCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHu:yCwsbCANnKXferL7Vwe/Gg0P+WhK5An

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 8 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2400-16-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2400-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2740-26-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2400-30-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2740-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2644-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2644-39-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2644-44-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/files/0x0008000000015d75-6.dat	family_gh0strat
behavioral1/memory/2400-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2400-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2740-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2400-30-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2740-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2644-43-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2644-39-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2644-44-0x0000000010000000-0x00000000101B6000-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

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
2844	R.exe
2400	N.exe
2740	TXPlatfor.exe
2644	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe
2844	R.exe
2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe
2740	TXPlatfor.exe

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\259416792.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 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2400-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2400-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2400-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2400-30-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2740-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2644-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2644-39-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2644-44-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	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	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	R.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	N.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
2624	cmd.exe
1492	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
1492	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2644	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2400	N.exe
Token: SeLoadDriverPrivilege	2644	TXPlatfor.exe
Token: 33	2644	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2644	TXPlatfor.exe
Token: 33	2644	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2644	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe
2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2940 wrote to memory of 2844	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	30
PID 2940 wrote to memory of 2844	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	30
PID 2940 wrote to memory of 2844	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	30
PID 2940 wrote to memory of 2844	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	30
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2940 wrote to memory of 2400	2940	89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe	31
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2740 wrote to memory of 2644	2740	TXPlatfor.exe	34
PID 2400 wrote to memory of 2624	2400	N.exe	33
PID 2400 wrote to memory of 2624	2400	N.exe	33
PID 2400 wrote to memory of 2624	2400	N.exe	33
PID 2400 wrote to memory of 2624	2400	N.exe	33
PID 2624 wrote to memory of 1492	2624	cmd.exe	36
PID 2624 wrote to memory of 1492	2624	cmd.exe	36
PID 2624 wrote to memory of 1492	2624	cmd.exe	36
PID 2624 wrote to memory of 1492	2624	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe
"C:\Users\Admin\AppData\Local\Temp\89d9f6e191de3b3b134f68a831ab7ee41193a36eca56fd8dd414e3bcc0059f78.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2940
- 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:2844
- 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:2400
- - 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:2624
  - - 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:1492

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2740
- 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:2644

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 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\Desktop\InitializeDismount.exe

Filesize
2.8MB

MD5
79106824c7add3ac017e0e34292ee1b5

SHA1
6b97592514e76ad8a137119d190ee167c2d19aed

SHA256
50aa68b49c71c075731da5b73f8c9e8f93f94d51f065cfe72b110d98d8ad3468

SHA512
957c0d9f12e6b24e437edae167a8a94329930428e35b0ef3b9877e4993094fa1f4c12ff59ac3781f5b96f63d844d1ca10926a800b12cf7d945cb2f3e67bcfc3d

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\259416792.txt

Filesize
899KB

MD5
ace505368d718e536ab58f7e1c6723cf

SHA1
5062c131ae84d791c3a6be1745c7b3137e1a17dd

SHA256
99ac5897a1e5541b383afd7190b42a5ecee9f1b79a07f2da1219fee939b8cbb3

SHA512
56d60fd930edcb3e579f6e6de7336528868a7edebb7f556d2641ef2fb73aae2b19d9b31b4103805d858e7b90ef3e094b2ebebeadfb2b853de3dbc20bd11e17e9

Download Submit
memory/2400-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2400-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2400-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2400-30-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2644-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2644-39-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2644-44-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2740-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2740-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads