gh0strat | 65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7

General

Target

65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe
Size

1.5MB
MD5

b2ff166474c866182a8021c80a738003
SHA1

3fa58f813fa60e1c33957ad0ac222f8c4944388b
SHA256

65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7
SHA512

0e72d3a2305acd78c628a7152198273a18c9ac1c91d7e4b16f3f650258668dba87425f8fc711c70a0ac9c95e2ec47594aec7680dbc49f35a338c977662dee4c5
SSDEEP

24576:DJaKB/+bh75hSaByQ4D1Tt2q+S5YeZOjgIJn8/9Jd6VufkrIlzuChEot:cKBWJ58ll4sYeojwlkMzEo

Score

10^/10

gh0strat purplefox rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1444-64-0x0000000002110000-0x00000000022B2000-memory.dmp	purplefox_rootkit
behavioral1/memory/1444-70-0x0000000010000000-0x0000000010162000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1444-64-0x0000000002110000-0x00000000022B2000-memory.dmp	family_gh0strat
behavioral1/memory/1444-70-0x0000000010000000-0x0000000010162000-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

ACProtect 1.3x - 1.4x DLL software 2 IoCs

Detects file using ACProtect software.

Processes:

resource	yara_rule
C:\ProgramData\qbcore.dll	acprotect
\ProgramData\qbcore.dll	acprotect

Executes dropped EXE 2 IoCs

Processes:

Tantsaz.exeTenantsaz.exe

pid process

880 Tantsaz.exe
1444 Tenantsaz.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
C:\ProgramData\qbcore.dll	upx
\ProgramData\qbcore.dll	upx
behavioral1/memory/1444-70-0x0000000010000000-0x0000000010162000-memory.dmp	upx

Loads dropped DLL 3 IoCs

Processes:

65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exeTenantsaz.exe

pid	process
1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe
1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe
1444	Tenantsaz.exe

Enumerates connected drives 3 TTPs 23 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

Processes:

Tenantsaz.exe

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

Processes:

Tenantsaz.exe

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

Suspicious behavior: EnumeratesProcesses 34 IoCs

Processes:

Tantsaz.exeTenantsaz.exe

pid	process
880	Tantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe
1444	Tenantsaz.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Tantsaz.exe

description pid process

Token: SeDebugPrivilege 880 Tantsaz.exe
Token: SeDebugPrivilege 880 Tantsaz.exe

description	pid	process
Token: SeDebugPrivilege	880	Tantsaz.exe
Token: SeDebugPrivilege	880	Tantsaz.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe

description	pid	process	target process
PID 1668 wrote to memory of 880	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tantsaz.exe
PID 1668 wrote to memory of 880	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tantsaz.exe
PID 1668 wrote to memory of 880	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tantsaz.exe
PID 1668 wrote to memory of 880	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tantsaz.exe
PID 1668 wrote to memory of 1444	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tenantsaz.exe
PID 1668 wrote to memory of 1444	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tenantsaz.exe
PID 1668 wrote to memory of 1444	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tenantsaz.exe
PID 1668 wrote to memory of 1444	1668	65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe	Tenantsaz.exe

C:\Users\Admin\AppData\Local\Temp\65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe
"C:\Users\Admin\AppData\Local\Temp\65814bb9a7587d67592175aef1bab54877864389126238cfe8569e68d1bd9ac7.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1668

C:\ProgramData\Tantsaz.exe
C:\ProgramData\Tantsaz.exe
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:880

C:\ProgramData\Tenantsaz.exe
C:\ProgramData\Tenantsaz.exe
2⤵
- Executes dropped EXE
- Loads dropped DLL
- Enumerates connected drives
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1444

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

2

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\ProgramData\Tantsaz.exe
Filesize
185KB

MD5
e4c9bb52a044fa4f86828ad268b664c0

SHA1
26861c2d0ed3223a022ad95abc5105eb3fb4f127

SHA256
d3c83d21f04f553b63093ee36566d5f5dc1e69222a9e22c9a8ed1436fb82d0aa

SHA512
df7e98f80b31daa6cec82b74a81773288220b599a6457375f3fee151916e03bd4de5fd50d18265a80ad8d9561594c783ea29793e76eb434cca29dbdaf9d4cd81

Download Submit
C:\ProgramData\Tenantsaz.exe
Filesize
618KB

MD5
babe108a26dd274c9803af606d02194e

SHA1
54ff6609cb158f7aa24802eedde4c20032144537

SHA256
f55ba30f85670ecf19bcb9a54a2faf3c5af09da22f55a498e5f370c2bdfa2105

SHA512
ec66a406221c017aa5f91143a3b318db86a7c31dbf4a1bf56f0256038d818dc306650ba31930db5063f411157e2394db79ed0888c994c0213818b0ecdd382125

Download Submit
C:\ProgramData\qbcore.dll
Filesize
559KB

MD5
eb67506152313e81302643139f633642

SHA1
95775f229349e41e1393fc464fd2b6f092656f39

SHA256
b62d89344312fcd3083af41d87c7a5e958bf0d22372cecdb8e0302487639cb87

SHA512
a7eaef46f1d3e7dd4b6b2aaadf52108bad3f5b6d7f973d235d3d15de0c2f221614aed20ec6f9307c32b361e1662120dd145a1db1c6f030efc5f831d2388ba35d

Download Submit
\ProgramData\Tantsaz.exe
Filesize
185KB

MD5
e4c9bb52a044fa4f86828ad268b664c0

SHA1
26861c2d0ed3223a022ad95abc5105eb3fb4f127

SHA256
d3c83d21f04f553b63093ee36566d5f5dc1e69222a9e22c9a8ed1436fb82d0aa

SHA512
df7e98f80b31daa6cec82b74a81773288220b599a6457375f3fee151916e03bd4de5fd50d18265a80ad8d9561594c783ea29793e76eb434cca29dbdaf9d4cd81

Download Submit
\ProgramData\Tenantsaz.exe
Filesize
618KB

MD5
babe108a26dd274c9803af606d02194e

SHA1
54ff6609cb158f7aa24802eedde4c20032144537

SHA256
f55ba30f85670ecf19bcb9a54a2faf3c5af09da22f55a498e5f370c2bdfa2105

SHA512
ec66a406221c017aa5f91143a3b318db86a7c31dbf4a1bf56f0256038d818dc306650ba31930db5063f411157e2394db79ed0888c994c0213818b0ecdd382125

Download Submit
\ProgramData\qbcore.dll
Filesize
559KB

MD5
eb67506152313e81302643139f633642

SHA1
95775f229349e41e1393fc464fd2b6f092656f39

SHA256
b62d89344312fcd3083af41d87c7a5e958bf0d22372cecdb8e0302487639cb87

SHA512
a7eaef46f1d3e7dd4b6b2aaadf52108bad3f5b6d7f973d235d3d15de0c2f221614aed20ec6f9307c32b361e1662120dd145a1db1c6f030efc5f831d2388ba35d

Download Submit
memory/880-56-0x0000000000000000-mapping.dmp

Download
memory/1444-59-0x0000000000000000-mapping.dmp

Download
memory/1444-64-0x0000000002110000-0x00000000022B2000-memory.dmp

Filesize
1.6MB

Download
memory/1444-70-0x0000000010000000-0x0000000010162000-memory.dmp

Filesize
1.4MB

Download
memory/1668-54-0x0000000075071000-0x0000000075073000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads