gh0strat | 3dc27b5f607a81c065e86bcfa27e35cc48c585fdb62f24bc6a9141460a14698b

General

Target

3dc27b5f607a81c065e86bcfa27e35cc48c585fdb62f24bc6a9141460a14698b.dll
Size

430KB
MD5

baeb8abfaa635845ad9934b96f083ca4
SHA1

d3fe86e4805d1d68e97d60106862ae3623dc0415
SHA256

3dc27b5f607a81c065e86bcfa27e35cc48c585fdb62f24bc6a9141460a14698b
SHA512

f344f277a9324494ad8b80c8c90885fee8626aa06b0dcfb0401a39893faee99cfb917fd607dc4ca2acc93147323773f0869f5cabf56bc0d89c49822674779ac5
SSDEEP

12288:q9j8pWxJdNxnSJwu416c9y0wiL7s1T37AVu68VnogfN7oSI:q9I+dGwu13UVb+n3fNG

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 3 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2796-13-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit
behavioral2/memory/2796-14-0x0000000000400000-0x0000000000543000-memory.dmp	purplefox_rootkit
behavioral2/memory/2796-17-0x0000000010000000-0x00000000101A0000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 3 IoCs

resource	yara_rule
behavioral2/memory/2796-13-0x0000000010000000-0x00000000101A0000-memory.dmp	family_gh0strat
behavioral2/memory/2796-14-0x0000000000400000-0x0000000000543000-memory.dmp	family_gh0strat
behavioral2/memory/2796-17-0x0000000010000000-0x00000000101A0000-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
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

Executes dropped EXE 1 IoCs

pid	Process
964	svchost.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4400 set thread context of 2796	4400	rundll32.exe	83

UPX packed file 10 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4400-0-0x0000000010000000-0x00000000100FE000-memory.dmp	upx
behavioral2/memory/2796-1-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-9-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-2-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-8-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-7-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-6-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-3-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-14-0x0000000000400000-0x0000000000543000-memory.dmp	upx
behavioral2/memory/2796-10-0x0000000000400000-0x0000000000543000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\NetMeeting\svchost.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\NetMeeting\svchost.exe	svchost.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.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
612	PING.EXE
3440	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
612	PING.EXE

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2796	svchost.exe

Suspicious use of WriteProcessMemory 17 IoCs

description	pid	Process	procid_target
PID 2492 wrote to memory of 4400	2492	rundll32.exe	82
PID 2492 wrote to memory of 4400	2492	rundll32.exe	82
PID 2492 wrote to memory of 4400	2492	rundll32.exe	82
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 4400 wrote to memory of 2796	4400	rundll32.exe	83
PID 2796 wrote to memory of 3440	2796	svchost.exe	85
PID 2796 wrote to memory of 3440	2796	svchost.exe	85
PID 2796 wrote to memory of 3440	2796	svchost.exe	85
PID 3440 wrote to memory of 612	3440	cmd.exe	87
PID 3440 wrote to memory of 612	3440	cmd.exe	87
PID 3440 wrote to memory of 612	3440	cmd.exe	87

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\3dc27b5f607a81c065e86bcfa27e35cc48c585fdb62f24bc6a9141460a14698b.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2492
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\3dc27b5f607a81c065e86bcfa27e35cc48c585fdb62f24bc6a9141460a14698b.dll,#1
  2⤵
  - Suspicious use of SetThreadContext
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4400
- - C:\Windows\SysWOW64\svchost.exe
    svchost.exe fagahawhawhgawccc
    3⤵
    - Drops file in Program Files directory
    - System Location Discovery: System Language Discovery
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2796
  - - C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Suspicious use of WriteProcessMemory
      PID:3440
    - - C:\Windows\SysWOW64\PING.EXE
        
        ping -n 2 127.0.0.1
        5⤵
        System Location Discovery: System Language Discovery
        System Network Configuration Discovery: Internet Connection Discovery
        Runs ping.exe
        
        PID:612

C:\Program Files (x86)\NetMeeting\svchost.exe
"C:\Program Files (x86)\NetMeeting\svchost.exe" -auto
1⤵
- Executes dropped EXE
PID:964

Network

DNS

28.118.140.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

28.118.140.52.in-addr.arpa

IN PTR

Response
DNS

138.32.126.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

138.32.126.40.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

133.211.185.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

133.211.185.52.in-addr.arpa

IN PTR

Response
DNS

212.20.149.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

212.20.149.52.in-addr.arpa

IN PTR

Response
DNS

241.42.69.40.in-addr.arpa

Remote address:

8.8.8.8:53

Request

241.42.69.40.in-addr.arpa

IN PTR

Response
DNS

85.49.80.91.in-addr.arpa

Remote address:

8.8.8.8:53

Request

85.49.80.91.in-addr.arpa

IN PTR

Response
DNS

11.227.111.52.in-addr.arpa

Remote address:

8.8.8.8:53

Request

11.227.111.52.in-addr.arpa

IN PTR

Response

No results found

8.8.8.8:53

28.118.140.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

28.118.140.52.in-addr.arpa
8.8.8.8:53

138.32.126.40.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

138.32.126.40.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

133.211.185.52.in-addr.arpa

dns

73 B
147 B
1
1

DNS Request

133.211.185.52.in-addr.arpa
8.8.8.8:53

212.20.149.52.in-addr.arpa

dns

72 B
146 B
1
1

DNS Request

212.20.149.52.in-addr.arpa
8.8.8.8:53

241.42.69.40.in-addr.arpa

dns

71 B
145 B
1
1

DNS Request

241.42.69.40.in-addr.arpa
8.8.8.8:53

85.49.80.91.in-addr.arpa

dns

70 B
145 B
1
1

DNS Request

85.49.80.91.in-addr.arpa
8.8.8.8:53

11.227.111.52.in-addr.arpa

dns

72 B
158 B
1
1

DNS Request

11.227.111.52.in-addr.arpa

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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:\Program Files (x86)\NetMeeting\svchost.exe

Filesize
45KB

MD5
b7c999040d80e5bf87886d70d992c51e

SHA1
a8ed9a51cc14ccf99b670e60ebbc110756504929

SHA256
5c3257b277f160109071e7e716040e67657341d8c42aa68d9afafe1630fcc53e

SHA512
71ba2fbd705e51b488afe3bb33a67212cf297e97e8b1b20ada33e16956f7ec8f89a79e04a4b256fd61a442fada690aff0c807c2bdcc9165a9c7be3de725de309

Download Submit
memory/2796-6-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-13-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/2796-12-0x0000000077540000-0x0000000077630000-memory.dmp

Filesize
960KB

Download
memory/2796-11-0x0000000077563000-0x0000000077564000-memory.dmp

Filesize
4KB

Download
memory/2796-2-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-8-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-7-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-25-0x0000000077540000-0x0000000077630000-memory.dmp

Filesize
960KB

Download
memory/2796-9-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-15-0x0000000077540000-0x0000000077630000-memory.dmp

Filesize
960KB

Download
memory/2796-3-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-16-0x0000000077540000-0x0000000077630000-memory.dmp

Filesize
960KB

Download
memory/2796-14-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-10-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/2796-17-0x0000000010000000-0x00000000101A0000-memory.dmp

Filesize
1.6MB

Download
memory/2796-1-0x0000000000400000-0x0000000000543000-memory.dmp

Filesize
1.3MB

Download
memory/4400-0-0x0000000010000000-0x00000000100FE000-memory.dmp

Filesize
1016KB

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

MITRE ATT&CK Enterprise v15

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