gh0strat | b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288

General

Target

b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
Size

1.9MB
MD5

0e9ee711bb3d5c1493a75aba6e1196d0
SHA1

680e16f4d471a4fed570a20661479a56b1a6be1e
SHA256

b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288
SHA512

814e9a90ac64495e3813dab33afd6eaf9564ebb28a69ff308b28656148333acf242df502b474dd6fcd1c802d21bcec4e76067c820e5d385e0f6c86132f73e76a
SSDEEP

49152:R09XJt4HIN2H2tFvduySipe0lZPItx2apeapelI:yZJt4HINy2LkX/tUvlI

Score

10^/10

gh0strat purplefox discovery persistence rat rootkit trojan upx

Malware Config

Signatures

Detect PurpleFox Rootkit 9 IoCs

Detect PurpleFox Rootkit.

rootkit

resource	yara_rule
behavioral1/memory/2044-8-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2044-7-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2044-12-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2080-71-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2080-70-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2080-66-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/2080-33-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1692-31-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit
behavioral1/memory/1692-18-0x0000000010000000-0x00000000101B6000-memory.dmp	purplefox_rootkit

Gh0st RAT payload 9 IoCs

resource	yara_rule
behavioral1/memory/2044-8-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2044-7-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2044-12-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2080-71-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2080-70-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2080-66-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/2080-33-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1692-31-0x0000000010000000-0x00000000101B6000-memory.dmp	family_gh0strat
behavioral1/memory/1692-18-0x0000000010000000-0x00000000101B6000-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
2044	RVN.exe
1692	TXPlatforn.exe
2080	TXPlatforn.exe
2192	HD_b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe

Loads dropped DLL 3 IoCs

pid	Process
1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
1692	TXPlatforn.exe
1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.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 10 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2044-5-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2044-8-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2044-7-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2044-12-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2080-71-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2080-70-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2080-66-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/2080-33-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1692-31-0x0000000010000000-0x00000000101B6000-memory.dmp	upx
behavioral1/memory/1692-18-0x0000000010000000-0x00000000101B6000-memory.dmp	upx

Drops file in Program Files directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
File opened for modification	C:\Program Files\Mozilla Firefox\firefox.exe	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
File created	C:\Program Files (x86)\Google\Chrome\Application\chrome.exe	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
File opened for modification	C:\Program Files\VideoLAN\VLC\vlc.exe	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	PING.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RVN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	TXPlatforn.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
2064	cmd.exe
2724	PING.EXE

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2724	PING.EXE

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe

Suspicious behavior: LoadsDriver 1 IoCs

pid	Process
2080	TXPlatforn.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeIncBasePriorityPrivilege	2044	RVN.exe
Token: SeLoadDriverPrivilege	2080	TXPlatforn.exe
Token: 33	2080	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2080	TXPlatforn.exe
Token: 33	2080	TXPlatforn.exe
Token: SeIncBasePriorityPrivilege	2080	TXPlatforn.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe

Suspicious use of WriteProcessMemory 22 IoCs

description	pid	Process	procid_target
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 1156 wrote to memory of 2044	1156	b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe	30
PID 2044 wrote to memory of 2064	2044	RVN.exe	32
PID 2044 wrote to memory of 2064	2044	RVN.exe	32
PID 2044 wrote to memory of 2064	2044	RVN.exe	32
PID 2044 wrote to memory of 2064	2044	RVN.exe	32
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 1692 wrote to memory of 2080	1692	TXPlatforn.exe	33
PID 2064 wrote to memory of 2724	2064	cmd.exe	36
PID 2064 wrote to memory of 2724	2064	cmd.exe	36
PID 2064 wrote to memory of 2724	2064	cmd.exe	36
PID 2064 wrote to memory of 2724	2064	cmd.exe	36

C:\Users\Admin\AppData\Local\Temp\b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
"C:\Users\Admin\AppData\Local\Temp\b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1156
- 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: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\RVN.exe > nul
    3⤵
    - System Location Discovery: System Language Discovery
    - System Network Configuration Discovery: Internet Connection Discovery
    - Suspicious use of WriteProcessMemory
    PID:2064
  - - 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:2724
- C:\Users\Admin\AppData\Local\Temp\HD_b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
  C:\Users\Admin\AppData\Local\Temp\HD_b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe
  2⤵
  - Executes dropped EXE
  PID:2192

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:1692
- 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:2080

Network

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 Information Discovery

1

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

Filesize
1.2MB

MD5
d675e9b703eb80205f53c16d6913522f

SHA1
4460ab43adc25966125271fbb1b0c7383153157d

SHA256
0685a91e02f907ec3343835fb198faf95fdd8f4d0f43d51de7add88def1b02b4

SHA512
764d1946cc90c57fd7c7d2bac6f0bd741934c6fed188c15548f97be5e7ce018bb0c28e407d8980cf25416f0be95eea3cf75b4711c34e2bbc644a354a916c949e

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_b61406345e96ffdd5b16769a46e2ee0ad961e2211f6e5be9757d6d782f873288.exe

Filesize
645KB

MD5
00eae789b0aab1b0fbd23b830fbf1064

SHA1
e4e5fd089f6ae17c83f073cf91edc9db8189980d

SHA256
7addb2269266ac471a690802cab54539b40c2ae5b31e2120fdcf8dfb0ed15dc7

SHA512
23a0e06b39f8b5a932ae5b8f60704ba265332b341ac8bab5b74b2f31f04ce8c7fe6f77278d70c7685cfa894ab0e25a70d89990f5f643b54c07337f90fa5943fb

Download Submit
C:\Users\Admin\AppData\Local\Temp\X.ico

Filesize
71KB

MD5
fb44f7af2882d222b600539171f54c1d

SHA1
0c5a1a0b1620a55a0f194464227be25a2f0347e1

SHA256
f2a78e76259bc8fd4ab6af7b4e16dfb49a10643308aca3d14c09e61ac0ebd487

SHA512
21e906473f64303c4c8d55213ccb84f4a803c11fb5eef34ce3194adfb391ccbcc91e7c399556c7a4e4f3d33b9b19524d4499ec771ee8e1a10df26ea7cc2dcb67

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

Filesize
377KB

MD5
80ade1893dec9cab7f2e63538a464fcc

SHA1
c06614da33a65eddb506db00a124a3fc3f5be02e

SHA256
57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

SHA512
fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

Download Submit
memory/1692-18-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/1692-31-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2044-7-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2044-12-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2044-8-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2044-5-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2080-71-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2080-70-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2080-66-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download
memory/2080-33-0x0000000010000000-0x00000000101B6000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads