gh0strat | 3ad5eda009261333870f4bf241ac556b8bcc7e7d2e0395b204256c8ea2402775

Analysis

max time kernel
120s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
01/10/2024, 17:27 UTC

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General

Target

3ad5eda009261333870f4bf241ac556b8bcc7e7d2e0395b204256c8ea2402775N.dll
Size

437KB
MD5

f111d4370e3267a0a91dfeab083756f0
SHA1

c4660bd2a09217e8db5bca929ecc0e840e3b9650
SHA256

3ad5eda009261333870f4bf241ac556b8bcc7e7d2e0395b204256c8ea2402775
SHA512

917e70333aff3e5b76c1582326618670bc6a6ea473bba690628cfcf12358dde7399b3706f1c8f7bf8a95dbe6315cd1f0bde1795059c98edbb49300b09bc5eadd
SSDEEP

6144:bas0ZLc/IJvCklIqA8mvHwgnHJp9OWqw7zsK0bencTpX4KtjY5Jt/lt0zwzOu6Wl:gBFJqk2q1g5ppemr0bAKoNfnQCSWpoS/

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 2 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/616-12-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit
behavioral2/memory/616-13-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 2 IoCs

resource	yara_rule
behavioral2/memory/616-12-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat
behavioral2/memory/616-13-0x0000000010000000-0x00000000101A0000-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

Suspicious use of NtCreateUserProcessOtherParentProcess 3 IoCs

description	pid	Process	procid_target
PID 2136 created 604	2136	rundll32.exe	5
PID 2136 created 604	2136	rundll32.exe	5
PID 2136 created 604	2136	rundll32.exe	5

Enumerates connected drives 3 TTPs 22 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

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2136 set thread context of 616	2136	rundll32.exe	84

UPX packed file 7 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2136-0-0x0000000010000000-0x00000000100A6000-memory.dmp	upx
behavioral2/memory/616-1-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/616-9-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/616-8-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/616-7-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/616-3-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/616-2-0x0000000000400000-0x0000000000543000-memory.dmp	upx

System Location Discovery: System Language Discovery 1 TTPs 2 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	rundll32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.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

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

Modifies data under HKEY_USERS 5 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie	svchost.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum\Version = "7"	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\ActiveMovie\devenum	svchost.exe
Key created	\REGISTRY\USER\.DEFAULT\Software	svchost.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2136	rundll32.exe
2136	rundll32.exe
2136	rundll32.exe
2136	rundll32.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe
616	svchost.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	2136	rundll32.exe
Token: SeDebugPrivilege	2136	rundll32.exe
Token: SeDebugPrivilege	2136	rundll32.exe
Token: 33	616	svchost.exe
Token: SeIncBasePriorityPrivilege	616	svchost.exe

Suspicious use of WriteProcessMemory 14 IoCs

description	pid	Process	procid_target
PID 1000 wrote to memory of 2136	1000	rundll32.exe	82
PID 1000 wrote to memory of 2136	1000	rundll32.exe	82
PID 1000 wrote to memory of 2136	1000	rundll32.exe	82
PID 2136 wrote to memory of 2616	2136	rundll32.exe	83
PID 2136 wrote to memory of 2616	2136	rundll32.exe	83
PID 2136 wrote to memory of 2616	2136	rundll32.exe	83
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84
PID 2136 wrote to memory of 616	2136	rundll32.exe	84

C:\Windows\system32\winlogon.exe
winlogon.exe
1⤵
PID:604
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:2616
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:616
- C:\Windows\SysWOW64\svchost.exe
  C:\Windows\system32\svchost.exe -k LocalServiceNetworkRestricted
  2⤵
  PID:4228

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ad5eda009261333870f4bf241ac556b8bcc7e7d2e0395b204256c8ea2402775N.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1000
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3ad5eda009261333870f4bf241ac556b8bcc7e7d2e0395b204256c8ea2402775N.dll,#1
  2⤵
  - Suspicious use of NtCreateUserProcessOtherParentProcess
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2136

Network

DNS

8.8.8.8.in-addr.arpa

Remote address:

8.8.8.8:53

Request

8.8.8.8.in-addr.arpa

IN PTR

Response

8.8.8.8.in-addr.arpa

IN PTR

dnsgoogle
DNS

196.249.167.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

196.249.167.52.in-addr.arpa

IN PTR

Response
DNS

83.210.23.2.in-addr.arpa

Remote address:

8.8.8.8:53

Request

83.210.23.2.in-addr.arpa

IN PTR

Response

83.210.23.2.in-addr.arpa

IN PTR

a2-23-210-83deploystaticakamaitechnologiescom
DNS

www.qkjyaym.cn

LocalServiceNetworkRestricted

Remote address:

8.8.8.8:53

Request

www.qkjyaym.cn

IN A

Response
DNS

134.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

134.32.126.40.in-addr.arpa

IN PTR

Response
DNS

95.221.229.192.in-addr.arpa

Remote address:

8.8.8.8:53

Request

95.221.229.192.in-addr.arpa

IN PTR

Response
DNS

209.205.72.20.in-addr.arpa

Remote address:

8.8.8.8:53

Request

209.205.72.20.in-addr.arpa

IN PTR

Response
DNS

86.23.85.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

86.23.85.13.in-addr.arpa

IN PTR

Response
DNS

18.31.95.13.in-addr.arpa

Remote address:

8.8.8.8:53

Request

18.31.95.13.in-addr.arpa

IN PTR

Response
DNS

172.210.232.199.in-addr.arpa

Remote address:

8.8.8.8:53

Request

172.210.232.199.in-addr.arpa

IN PTR

Response
DNS

www.qkjyaym.cn

LocalServiceNetworkRestricted

Remote address:

8.8.8.8:53

Request

www.qkjyaym.cn

IN A

Response
DNS

67.209.201.84.in-addr.arpa

Remote address:

8.8.8.8:53

Request

67.209.201.84.in-addr.arpa

IN PTR

Response
DNS

19.229.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

19.229.111.52.in-addr.arpa

IN PTR

Response

10.127.0.233:8088

LocalServiceNetworkRestricted

8.8.8.8:53

8.8.8.8.in-addr.arpa

dns

66 B
90 B
1
1

DNS Request

8.8.8.8.in-addr.arpa
8.8.8.8:53

196.249.167.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

196.249.167.52.in-addr.arpa
8.8.8.8:53

83.210.23.2.in-addr.arpa

dns

70 B
133 B
1
1

DNS Request

83.210.23.2.in-addr.arpa
8.8.8.8:53

www.qkjyaym.cn

dns

LocalServiceNetworkRestricted

60 B
124 B
1
1

DNS Request

www.qkjyaym.cn
8.8.8.8:53

134.32.126.40.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

134.32.126.40.in-addr.arpa
8.8.8.8:53

95.221.229.192.in-addr.arpa

dns

73 B
144 B
1
1

DNS Request

95.221.229.192.in-addr.arpa
8.8.8.8:53

209.205.72.20.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

209.205.72.20.in-addr.arpa
8.8.8.8:53

86.23.85.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

86.23.85.13.in-addr.arpa
8.8.8.8:53

18.31.95.13.in-addr.arpa

dns

70 B
144 B
1
1

DNS Request

18.31.95.13.in-addr.arpa
8.8.8.8:53

172.210.232.199.in-addr.arpa

dns

74 B
128 B
1
1

DNS Request

172.210.232.199.in-addr.arpa
8.8.8.8:53

www.qkjyaym.cn

dns

LocalServiceNetworkRestricted

60 B
124 B
1
1

DNS Request

www.qkjyaym.cn
8.8.8.8:53

67.209.201.84.in-addr.arpa

dns

72 B
132 B
1
1

DNS Request

67.209.201.84.in-addr.arpa
8.8.8.8:53

19.229.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

19.229.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/616-1-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/616-9-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/616-11-0x00000000765B3000-0x00000000765B4000-memory.dmp

Filesize
4KB

Download
memory/616-8-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/616-7-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/616-3-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/616-2-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/616-12-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/616-13-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/2136-0-0x0000000010000000-0x00000000100A6000-memory.dmp

Filesize
664KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

DNS Request

MITRE ATT&CK Enterprise v15

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