gh0strat | 78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb

General

Target

78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe
Size

56KB
MD5

73c3350704ffe9e275668949095bf71f
SHA1

cdaa1cd836994e9f918588b5a05717834939e3ce
SHA256

78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb
SHA512

30122cbca0ae696fa4a786b9db6908cb04697673a39f4dbf2a836a371f65eed9b623857f8a49bf56964faa77831423354b91f40994471264bb4938339477c3f7
SSDEEP

768:Vu9oX4vbafJP+At7QjEEEfEEEEEEEWEEEEEEEnz0SyCs1Vm89TQfLNfK1tRcjrpJ:w9o4GxPZ7zSps1EJZ8cjrNeooZdJUcA

Score

10^/10

gh0strat purplefox rat rootkit trojan

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

Processes:

resource	yara_rule
behavioral1/memory/1272-123-0x0000000010000000-0x0000000010191000-memory.dmp	purplefox_rootkit
behavioral1/memory/1744-135-0x0000000004A40000-0x0000000004AC0000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1272-123-0x0000000010000000-0x0000000010191000-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
Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

2.exetest.exe

pid process

1272 2.exe
1056 test.exe

pid	process
1272	2.exe
1056	test.exe

Loads dropped DLL 4 IoCs

Processes:

78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe

pid	process
1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe
1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe
1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe
1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.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:

2.exe

description	ioc	process
File opened (read-only)	\??\F:	2.exe
File opened (read-only)	\??\G:	2.exe
File opened (read-only)	\??\I:	2.exe
File opened (read-only)	\??\J:	2.exe
File opened (read-only)	\??\L:	2.exe
File opened (read-only)	\??\P:	2.exe
File opened (read-only)	\??\V:	2.exe
File opened (read-only)	\??\M:	2.exe
File opened (read-only)	\??\Q:	2.exe
File opened (read-only)	\??\R:	2.exe
File opened (read-only)	\??\Z:	2.exe
File opened (read-only)	\??\B:	2.exe
File opened (read-only)	\??\E:	2.exe
File opened (read-only)	\??\H:	2.exe
File opened (read-only)	\??\K:	2.exe
File opened (read-only)	\??\N:	2.exe
File opened (read-only)	\??\U:	2.exe
File opened (read-only)	\??\Y:	2.exe
File opened (read-only)	\??\O:	2.exe
File opened (read-only)	\??\S:	2.exe
File opened (read-only)	\??\T:	2.exe
File opened (read-only)	\??\W:	2.exe
File opened (read-only)	\??\X:	2.exe

Drops file in System32 directory 3 IoCs

Processes:

mmc.exe

description	ioc	process
File opened for modification	C:\Windows\System32\gpedit.msc	mmc.exe
File opened for modification	C:\Windows\System32\GroupPolicy	mmc.exe
File opened for modification	C:\Windows\System32\GroupPolicy\gpt.ini	mmc.exe

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

System Information Discovery
T1082

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:

2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	2.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs
adware spyware

Modify Registry
T1112

Processes:

mmc.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main mmc.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3430344531-3702557399-3004411149-1000\Software\Microsoft\Internet Explorer\Main	mmc.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

test.exe

pid	process
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe
1056	test.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

mmc.exe

description	pid	process
Token: 33	1744	mmc.exe
Token: SeIncBasePriorityPrivilege	1744	mmc.exe
Token: 33	1744	mmc.exe
Token: SeIncBasePriorityPrivilege	1744	mmc.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exetest.exe2.exemmc.exe

pid process

1768 78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe
1056 test.exe
1272 2.exe
1744 mmc.exe
1744 mmc.exe
1744 mmc.exe
1744 mmc.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exetest.exe

description	pid	process	target process
PID 1768 wrote to memory of 1272	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	2.exe
PID 1768 wrote to memory of 1272	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	2.exe
PID 1768 wrote to memory of 1272	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	2.exe
PID 1768 wrote to memory of 1272	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	2.exe
PID 1768 wrote to memory of 1056	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	test.exe
PID 1768 wrote to memory of 1056	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	test.exe
PID 1768 wrote to memory of 1056	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	test.exe
PID 1768 wrote to memory of 1056	1768	78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe	test.exe
PID 1056 wrote to memory of 1280	1056	test.exe	cmd.exe
PID 1056 wrote to memory of 1280	1056	test.exe	cmd.exe
PID 1056 wrote to memory of 1280	1056	test.exe	cmd.exe
PID 1056 wrote to memory of 1280	1056	test.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe
"C:\Users\Admin\AppData\Local\Temp\78d771f27168654e2613cb58e87091399f2688243ab3fbca146c2fb7922adabb.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1768

C:\ProgramData\homo\2.exe
"C:\ProgramData\homo\2.exe"
2⤵
- Executes dropped EXE
- Enumerates connected drives
- Checks processor information in registry
- Suspicious use of SetWindowsHookEx
PID:1272

C:\ProgramData\homo\test.exe
"C:\ProgramData\homo\test.exe"
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1056

C:\Windows\SysWOW64\cmd.exe
cmd /c start C:\ProgramData\114514
3⤵
PID:1280

C:\Windows\system32\mmc.exe
"C:\Windows\system32\mmc.exe" "C:\Windows\System32\gpedit.msc"
1⤵
- Drops file in System32 directory
- Modifies Internet Explorer settings
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
PID:1744

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

2

T1012

Peripheral Device Discovery

1

T1120

System Information Discovery

3

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\homo\2.exe
Filesize
1.4MB

MD5
b6a2c62275ab55d0e3f56796d50359bc

SHA1
5ab21b39683f9cfcbd974b212db16b0115846ffb

SHA256
522f7743cdfb47bced5b1d1f96ca718310cf7cca9cbddb9c35e30729eede56db

SHA512
adca7d9348730fe41f915775c4a1190d5b8d8e97dc284b64439bc48b69a88ba3a9b44e1d4461a6dbf8c2c5ca6681c14643857a665e1247f2d25c4123c3daa197

Download Submit
C:\ProgramData\homo\2.exe
Filesize
1.4MB

MD5
b6a2c62275ab55d0e3f56796d50359bc

SHA1
5ab21b39683f9cfcbd974b212db16b0115846ffb

SHA256
522f7743cdfb47bced5b1d1f96ca718310cf7cca9cbddb9c35e30729eede56db

SHA512
adca7d9348730fe41f915775c4a1190d5b8d8e97dc284b64439bc48b69a88ba3a9b44e1d4461a6dbf8c2c5ca6681c14643857a665e1247f2d25c4123c3daa197

Download Submit
C:\ProgramData\homo\test.exe
Filesize
1.1MB

MD5
df7024debb36a5b6caf83e9af9711633

SHA1
a32036a5a769b49628ba8ac35c62abfd0a4291f1

SHA256
5f00e957696f07251db1eb79670f0493cb6bf37f0de7dc15888e9fc00519c483

SHA512
5fce8b87150092cad2f068f2585622b73b740c5ca2853315678d9edc21aedd10ba2fb2e38dc8e16ef8837ef3912c9c1598ef51ae0fb30ff6259c135b82be17ad

Download Submit
C:\ProgramData\homo\test.exe
Filesize
1.1MB

MD5
df7024debb36a5b6caf83e9af9711633

SHA1
a32036a5a769b49628ba8ac35c62abfd0a4291f1

SHA256
5f00e957696f07251db1eb79670f0493cb6bf37f0de7dc15888e9fc00519c483

SHA512
5fce8b87150092cad2f068f2585622b73b740c5ca2853315678d9edc21aedd10ba2fb2e38dc8e16ef8837ef3912c9c1598ef51ae0fb30ff6259c135b82be17ad

Download Submit
\ProgramData\homo\2.exe
Filesize
1.4MB

MD5
b6a2c62275ab55d0e3f56796d50359bc

SHA1
5ab21b39683f9cfcbd974b212db16b0115846ffb

SHA256
522f7743cdfb47bced5b1d1f96ca718310cf7cca9cbddb9c35e30729eede56db

SHA512
adca7d9348730fe41f915775c4a1190d5b8d8e97dc284b64439bc48b69a88ba3a9b44e1d4461a6dbf8c2c5ca6681c14643857a665e1247f2d25c4123c3daa197

Download Submit
\ProgramData\homo\2.exe
Filesize
1.4MB

MD5
b6a2c62275ab55d0e3f56796d50359bc

SHA1
5ab21b39683f9cfcbd974b212db16b0115846ffb

SHA256
522f7743cdfb47bced5b1d1f96ca718310cf7cca9cbddb9c35e30729eede56db

SHA512
adca7d9348730fe41f915775c4a1190d5b8d8e97dc284b64439bc48b69a88ba3a9b44e1d4461a6dbf8c2c5ca6681c14643857a665e1247f2d25c4123c3daa197

Download Submit
\ProgramData\homo\test.exe
Filesize
1.1MB

MD5
df7024debb36a5b6caf83e9af9711633

SHA1
a32036a5a769b49628ba8ac35c62abfd0a4291f1

SHA256
5f00e957696f07251db1eb79670f0493cb6bf37f0de7dc15888e9fc00519c483

SHA512
5fce8b87150092cad2f068f2585622b73b740c5ca2853315678d9edc21aedd10ba2fb2e38dc8e16ef8837ef3912c9c1598ef51ae0fb30ff6259c135b82be17ad

Download Submit
\ProgramData\homo\test.exe
Filesize
1.1MB

MD5
df7024debb36a5b6caf83e9af9711633

SHA1
a32036a5a769b49628ba8ac35c62abfd0a4291f1

SHA256
5f00e957696f07251db1eb79670f0493cb6bf37f0de7dc15888e9fc00519c483

SHA512
5fce8b87150092cad2f068f2585622b73b740c5ca2853315678d9edc21aedd10ba2fb2e38dc8e16ef8837ef3912c9c1598ef51ae0fb30ff6259c135b82be17ad

Download Submit
memory/1272-123-0x0000000010000000-0x0000000010191000-memory.dmp

Filesize
1.6MB

Download
memory/1744-133-0x0000000003070000-0x0000000003071000-memory.dmp

Filesize
4KB

Download
memory/1744-135-0x0000000004A40000-0x0000000004AC0000-memory.dmp

Filesize
512KB

Download
memory/1744-137-0x0000000004A40000-0x0000000004AC0000-memory.dmp

Filesize
512KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads