gh0strat | fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca

General

Target

fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
Size

770KB
MD5

48a58854d177a023917820eb1582887f
SHA1

e441afa19dd02771402476bf69323603b63de13c
SHA256

fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca
SHA512

8e85cc09c5db92a66bc046983b8929cf1dcdf94713a3898d8561031fd16a472f0604e0b3f54d3d2713237efd0712ddb272a868217c926a08ea18d04b14602174
SSDEEP

24576:ri2Tro2H2HESq2eWJ6MQjySjykGGEozXToHr:rxTc2H2tFvduyStRpzTk

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 7 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2992-17-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2992-22-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2152-34-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2992-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-37-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-41-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 7 IoCs

resource	yara_rule
behavioral1/memory/2992-17-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2992-22-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2152-34-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2992-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-37-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-41-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2828-42-0x0000000010000000-0x00000000101B6000-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
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

Drops file in Drivers directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\drivers\QAssist.sys	TXPlatforn.exe

Sets service image path in registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\QAssist\ImagePath = "system32\\DRIVERS\\QAssist.sys"	TXPlatforn.exe

Executes dropped EXE 4 IoCs

pid	Process
2992	RVN.exe
1020	HD_fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
2152	TXPlatforn.exe
2828	TXPlatforn.exe

Loads dropped DLL 4 IoCs

pid	Process
2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
2152	TXPlatforn.exe

Drops file in System32 directory 2 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe
File opened for modification	C:\Windows\SysWOW64\TXPlatforn.exe	RVN.exe

UPX packed file 8 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2992-17-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2992-22-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2992-15-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2152-34-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2992-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-37-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-41-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

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	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.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
2572	PING.EXE
2756	cmd.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2572	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2828	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2992	RVN.exe
Token: SeLoadDriverPrivilege	2828	TXPlatforn.exe
Token: 33	2828	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2828	TXPlatforn.exe
Token: 33	2828	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2828	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe

Suspicious use of WriteProcessMemory 26 IoCs

description	pid	Process	procid_target
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 2992	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	31
PID 2336 wrote to memory of 1020	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	32
PID 2336 wrote to memory of 1020	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	32
PID 2336 wrote to memory of 1020	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	32
PID 2336 wrote to memory of 1020	2336	fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe	32
PID 2992 wrote to memory of 2756	2992	RVN.exe	35
PID 2992 wrote to memory of 2756	2992	RVN.exe	35
PID 2992 wrote to memory of 2756	2992	RVN.exe	35
PID 2992 wrote to memory of 2756	2992	RVN.exe	35
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2152 wrote to memory of 2828	2152	TXPlatforn.exe	36
PID 2756 wrote to memory of 2572	2756	cmd.exe	38
PID 2756 wrote to memory of 2572	2756	cmd.exe	38
PID 2756 wrote to memory of 2572	2756	cmd.exe	38
PID 2756 wrote to memory of 2572	2756	cmd.exe	38

C:\Users\Admin\AppData\Local\Temp\fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
"C:\Users\Admin\AppData\Local\Temp\fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2336
- C:\Users\Admin\AppData\Local\Temp\RVN.exe
  C:\Users\Admin\AppData\Local\Temp\\RVN.exe
  2⤵
  - Executes dropped EXE
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:2992
- - 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\RVN.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2756
  - - C:\Windows\SysWOW64\PING.EXE
      ping -n 2 127.0.0.1
      4⤵
      System Location Discovery: System Language Discovery
      System Network Configuration Discovery: Internet Connection Discovery
      Runs ping.exe
      PID:2572
- C:\Users\Admin\AppData\Local\Temp\HD_fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
  C:\Users\Admin\AppData\Local\Temp\HD_fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe
  2⤵
  - Executes dropped EXE
  PID:1020

C:\Windows\SysWOW64\TXPlatforn.exe
C:\Windows\SysWOW64\TXPlatforn.exe -auto
1⤵
- Executes dropped EXE
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2152
- C:\Windows\SysWOW64\TXPlatforn.exe
  C:\Windows\SysWOW64\TXPlatforn.exe -acsi
  2⤵
  - Drops file in Drivers directory
  - Sets service image path in registry
  - Executes dropped EXE
  - Suspicious behavior: LoadsDriver
  - Suspicious use of AdjustPrivilegeToken
  PID:2828

Network

DNS

hackerinvasion.f3322.net

TXPlatforn.exe

Remote address:

8.8.8.8:53

Request

hackerinvasion.f3322.net

IN A

Response

No results found

8.8.8.8:53

hackerinvasion.f3322.net

dns

TXPlatforn.exe

70 B
131 B
1
1

DNS Request

hackerinvasion.f3322.net

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_X.dat

Filesize
572KB

MD5
c674fd588c94466586bbf83c4d069265

SHA1
557c42418f05f80cf9c808bb71a0dc740cbe50b8

SHA256
d466b49b23c79b098ea54dcfcafb87bf36650baa3135f8b1c34c30000003a6c6

SHA512
12085c9d2d17b0a2ad8c1764da9ea9f7aebc7b9722a3267fa57c76c670b5f099f5039a80d72217ef4ad932a477d749ba50d044c76d25acf4dfe01e631f7dd660

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_fd80841e4d225a59f7bd34ffe9044cae49e593061cf9ac4df3ceb7d0b7d75cca.exe

Filesize
198KB

MD5
76fe39ac8aecaae5e7db26c8c03bfdf5

SHA1
12ba5fb743e4cfbaf20d9f9e3a99d48ce0ed5325

SHA256
7ad675e1cca5b996f3a4e3a688a95d634c25fd2b6aec7b8232910acd4edaf26d

SHA512
5bab45e05d29c104655bb2b3cb731c80ba2b35934d9c9e0e0a57a31d67bae7d40bcb0af27bb9af6cb417d8a6fe76b571a55d8ae8e448a52ebfea19e6d65ccce7

Download Submit
C:\Users\Admin\AppData\Local\Temp\RVN.exe

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/2152-34-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-37-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-41-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2828-42-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-17-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-22-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-15-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2992-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

DNS Request

MITRE ATT&CK Enterprise v15

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