gh0strat | 77f6ea0248012e3a603169ee36c8f3f3b8c70eb178785dac34915f1b8608cc23

Analysis

max time kernel
94s
max time network
96s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2024 20:14

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General

Target

77f6ea0248012e3a603169ee36c8f3f3b8c70eb178785dac34915f1b8608cc23.dll
Size

1.5MB
MD5

49a70b9cc7f340bcb7359f73c1930ada
SHA1

833ee164382e73d96b57bd5e03580497015e1bf1
SHA256

77f6ea0248012e3a603169ee36c8f3f3b8c70eb178785dac34915f1b8608cc23
SHA512

43e5a6a42dac53163d23dd103396259dd60618c27b32dad5b5e4d05d249a645bf6219a66a01d1d5df18f95fb0083c06f19a42033399033ca2c826e745873a89c
SSDEEP

24576:7MfywgIt/65Fu99573/aiVIOYrFzpCM5hyv3m8AMtRyce0L3OK0B:l49r6

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 1 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral2/memory/2040-0-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral2/memory/2040-0-0x0000000010000000-0x00000000101B6000-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

UPX packed file 1 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2040-0-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4204	2040	WerFault.exe	82

System Location Discovery: System Language Discovery 1 TTPs 1 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

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3424 wrote to memory of 2040	3424	rundll32.exe	82
PID 3424 wrote to memory of 2040	3424	rundll32.exe	82
PID 3424 wrote to memory of 2040	3424	rundll32.exe	82

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\77f6ea0248012e3a603169ee36c8f3f3b8c70eb178785dac34915f1b8608cc23.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:3424
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\77f6ea0248012e3a603169ee36c8f3f3b8c70eb178785dac34915f1b8608cc23.dll,#1
  2⤵
  - System Location Discovery: System Language Discovery
  PID:2040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2040 -s 556
    3⤵
    - Program crash
    PID:4204

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 2040 -ip 2040
1⤵
PID:3816

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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/2040-0-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

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