gh0strat | 889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a

General

Target

889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe
Size

491KB
MD5

9f7ff585b645e601eb99c988548383d4
SHA1

d02e3e62e525d0dcc75a96c6f8dba9f08060faab
SHA256

889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a
SHA512

09c382e0793b4b7413322a7121381b3f6d1ebd74fe378e42b11e8b226449c07614eb187b4a85239488efd154270f5bdcc5c1606967743ac66dcc8acd376f5053
SSDEEP

6144:GpoMkequERu8qQ1fjYMMW9eKZH+IdISTUL24qL9cPKcPzR2Rs6lZv:oDR+u8pfjYMMWNvdhUSByFPzav

Score

10^/10

gh0strat purplefox discovery rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 11 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2044-2-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2044-3-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2044-5-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2044-6-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/1796-15-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/1796-14-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/1796-16-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2124-24-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2124-23-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/1796-26-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit
behavioral1/memory/2124-29-0x0000000010000000-0x00000000101D0000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 11 IoCs

resource	yara_rule
behavioral1/memory/2044-2-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/2044-3-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/2044-5-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/2044-6-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/1796-15-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/1796-14-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/1796-16-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/2124-24-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/2124-23-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/1796-26-0x0000000010000000-0x00000000101D0000-memory.dmp	family_gh0strat
behavioral1/memory/2124-29-0x0000000010000000-0x00000000101D0000-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

Deletes itself 1 IoCs

pid	Process
2528	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
1796	Meume.exe
2124	Meume.exe

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

UPX packed file 12 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2044-0-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2044-2-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2044-3-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2044-5-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2044-6-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/1796-15-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/1796-14-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/1796-16-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2124-24-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2124-23-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/1796-26-0x0000000010000000-0x00000000101D0000-memory.dmp	upx
behavioral1/memory/2124-29-0x0000000010000000-0x00000000101D0000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File opened for modification	C:\Program Files\Meume.exe	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe
File created	C:\Program Files\Meume.exe	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe

System Location Discovery: System Language Discovery 1 TTPs 5 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	Meume.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Meume.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
2528	cmd.exe
2784	PING.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	Meume.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	Meume.exe

Modifies data under HKEY_USERS 6 IoCs

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

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2784	PING.EXE

Suspicious behavior: EnumeratesProcesses 33 IoCs

pid	Process
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe
2124	Meume.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2044	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2044 wrote to memory of 2528	2044	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe	31
PID 2044 wrote to memory of 2528	2044	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe	31
PID 2044 wrote to memory of 2528	2044	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe	31
PID 2044 wrote to memory of 2528	2044	889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe	31
PID 1796 wrote to memory of 2124	1796	Meume.exe	33
PID 1796 wrote to memory of 2124	1796	Meume.exe	33
PID 1796 wrote to memory of 2124	1796	Meume.exe	33
PID 1796 wrote to memory of 2124	1796	Meume.exe	33
PID 2528 wrote to memory of 2784	2528	cmd.exe	34
PID 2528 wrote to memory of 2784	2528	cmd.exe	34
PID 2528 wrote to memory of 2784	2528	cmd.exe	34
PID 2528 wrote to memory of 2784	2528	cmd.exe	34

C:\Users\Admin\AppData\Local\Temp\889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe
"C:\Users\Admin\AppData\Local\Temp\889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2044
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\889D10~1.EXE > nul
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  - System Network Configuration Discovery: Internet Connection Discovery
  - Suspicious use of WriteProcessMemory
  PID:2528
- - C:\Windows\SysWOW64\PING.EXE
    ping -n 2 127.0.0.1
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Runs ping.exe
    PID:2784

C:\Program Files\Meume.exe
"C:\\Program Files\\Meume.exe" -auto
1⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Program Files\Meume.exe
  "C:\Program Files\Meume.exe" -acsi
  2⤵
  - Executes dropped EXE
  - Enumerates connected drives
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:2124

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

Remote System Discovery

1

T1018

System Information Discovery

2

T1082

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\Meume.exe

Filesize
491KB

MD5
9f7ff585b645e601eb99c988548383d4

SHA1
d02e3e62e525d0dcc75a96c6f8dba9f08060faab

SHA256
889d1078fc995c633b917a07fa18b5645ee0de61277355158b77dd93b5c0875a

SHA512
09c382e0793b4b7413322a7121381b3f6d1ebd74fe378e42b11e8b226449c07614eb187b4a85239488efd154270f5bdcc5c1606967743ac66dcc8acd376f5053

Download Submit
memory/1796-26-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/1796-16-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/1796-14-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/1796-15-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2044-5-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2044-6-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2044-0-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2044-3-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2044-2-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2124-24-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2124-23-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download
memory/2124-29-0x0000000010000000-0x00000000101D0000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads