gh0strat | 6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb

Analysis

max time kernel
151s
max time network
128s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
12/10/2023, 12:14

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General

Target

6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe
Size

2.6MB
MD5

1902bdcf198eada0235d43ae914f4a87
SHA1

577fe678de1870eb8bdfb2566ff1b962632d52c2
SHA256

6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb
SHA512

b29822a01e88c052a335a255059efaadd0a52c24951c3ab1e2de3479f80ec2db2f8744f23f9b1c263073e348df2adcad0e8409e6fa4643370c1fb5aa528a1f1c
SSDEEP

24576:SCwsbKgbQ5NANIvGTYwMHXA+wT1kfTw4SIuvB74fgt7ibhRM5QhKehFdMtRj7nHN:SCwsbCANnKXferL7Vwe/Gg0P+WhEB9p

Score

10^/10

gh0strat purplefox persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2980-15-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2980-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2872-36-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2008-38-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2008-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2008-43-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/files/0x000d000000012272-6.dat	family_gh0strat
behavioral1/memory/2980-15-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-16-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2872-26-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2008-35-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2872-36-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2008-38-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2008-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2008-43-0x0000000010000000-0x00000000101B6000-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
2036	R.exe
2980	N.exe
2872	TXPlatfor.exe
2008	TXPlatfor.exe

Loads dropped DLL 4 IoCs

pid	Process
1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe
2036	R.exe
1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe
2872	TXPlatfor.exe

UPX packed file 11 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2980-13-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-16-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2872-26-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2980-32-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2008-35-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2872-36-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2008-38-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2008-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2008-43-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatfor.exe	N.exe
File created	C:\Windows\SysWOW64\259415170.txt	R.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2604	PING.EXE

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2008	TXPlatfor.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2980	N.exe
Token: SeLoadDriverPrivilege	2008	TXPlatfor.exe
Token: 33	2008	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2008	TXPlatfor.exe
Token: 33	2008	TXPlatfor.exe
Token: SeIncBasePriorityPrivilege	2008	TXPlatfor.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe
1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 2036	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	28
PID 1448 wrote to memory of 2036	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	28
PID 1448 wrote to memory of 2036	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	28
PID 1448 wrote to memory of 2036	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	28
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 1448 wrote to memory of 2980	1448	6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe	29
PID 2980 wrote to memory of 2616	2980	N.exe	31
PID 2980 wrote to memory of 2616	2980	N.exe	31
PID 2980 wrote to memory of 2616	2980	N.exe	31
PID 2980 wrote to memory of 2616	2980	N.exe	31
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2872 wrote to memory of 2008	2872	TXPlatfor.exe	32
PID 2616 wrote to memory of 2604	2616	cmd.exe	34
PID 2616 wrote to memory of 2604	2616	cmd.exe	34
PID 2616 wrote to memory of 2604	2616	cmd.exe	34
PID 2616 wrote to memory of 2604	2616	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe
"C:\Users\Admin\AppData\Local\Temp\6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1448
- 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
  PID:2036
- 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:2980
- - 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:2616
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      Runs ping.exe
      PID:2604

C:\Windows\SysWOW64\TXPlatfor.exe
C:\Windows\SysWOW64\TXPlatfor.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2872
- 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:2008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Remote System Discovery

T1018

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

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

Filesize
2.6MB

MD5
1902bdcf198eada0235d43ae914f4a87

SHA1
577fe678de1870eb8bdfb2566ff1b962632d52c2

SHA256
6553e9de1ca8bf4fd1ba8ec4ebf3dd0f6b8c692172fb559882e5d64b1261c5bb

SHA512
b29822a01e88c052a335a255059efaadd0a52c24951c3ab1e2de3479f80ec2db2f8744f23f9b1c263073e348df2adcad0e8409e6fa4643370c1fb5aa528a1f1c

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\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\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Windows\SysWOW64\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
C:\Windows\SysWOW64\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

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\259415170.txt

Filesize
899KB

MD5
e6076fc40046da0263597f01283a4058

SHA1
e2f906c518da8a107caca708af34e8031ca5c66d

SHA256
919ca27e89775f4808dbe6591de3d2bf5a2e12b69f20e9e5d1a2639837b2f917

SHA512
e08df1714f706cfdf25b30f280b612d06ba7c9fb6d7384b94a762e5196f97f17964f904bbb65391a2a7e31ddc72275a5af8355eec79366884048ed4260dd1e53

Download Submit
\Windows\SysWOW64\TXPlatfor.exe

Filesize
377KB

MD5
4a36a48e58829c22381572b2040b6fe0

SHA1
f09d30e44ff7e3f20a5de307720f3ad148c6143b

SHA256
3de6c02f52a661b8f934f59541d0cf297bb489eb2155e346b63c7338e09aeaf8

SHA512
5d0ea398792f6b9eb3f188813c50b7f43929183b5733d2b595b2fd1c78722764fd15f62db1086b5c7edfb157661a6dcd544ddd80907ee7699dddbca1ef4022d0

Download Submit
memory/2008-35-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2008-38-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2008-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2008-43-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2872-26-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2872-36-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-16-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

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

Filesize
1.7MB

Download
memory/2980-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2980-13-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads