gh0strat | 3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3

General

Target

3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
Size

1.3MB
MD5

afe9b7f9b5ba33d1d08f17c76e9ad70b
SHA1

63b79d1812a7f30e8e637907b5eec85136dc111f
SHA256

3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3
SHA512

88845e7e8d8b88aec7ab769148957f45063196984f068e220050e3481324e53a20d9a559810d1026edbb2e20737c512c8bca475c58833936e48ce6eb600ddda7
SSDEEP

24576:JYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnFyzywTtf5BaQJ:JYREXSVMDi3hwTtf5XJ

Score

10^/10

gh0strat persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 3 IoCs

Processes:

resource	yara_rule
C:\Windows\SysWOW64\240599296.bat	family_gh0strat
behavioral2/memory/2200-44-0x0000000010000000-0x0000000010015000-memory.dmp	family_gh0strat
behavioral2/memory/2200-53-0x0000000000400000-0x0000000000458000-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

Sets DLL path for service in the registry 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

look2.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240599296.bat"	look2.exe

Executes dropped EXE 6 IoCs

Processes:

look2.exeHD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exesvchost.exeHD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exesvchost.exesvchcst.exe

pid	process
860	look2.exe
2684	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
5100	svchost.exe
2200	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
4668	svchost.exe
3396	svchcst.exe

Loads dropped DLL 3 IoCs

Processes:

look2.exesvchost.exesvchcst.exe

pid process

860 look2.exe
2380 svchost.exe
3396 svchcst.exe

UPX packed file 3 IoCs

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

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	upx
behavioral2/memory/2200-40-0x0000000000400000-0x0000000000458000-memory.dmp	upx
behavioral2/memory/2200-53-0x0000000000400000-0x0000000000458000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe"	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\240599296.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe

Drops file in Program Files directory 26 IoCs

Processes:

svchost.exe3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

description	ioc	process
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\MavInject32.exe	svchost.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\7.0.16\createdump.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\elevation_service.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7z.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7zFM.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\OFFICE16\LICLUA.EXE	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\VSTO\10.0\VSTOInstaller.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\AppVShNotify.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeClickToRun.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\IntegratedOffice.exe	svchost.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\8.0.2\createdump.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\chrmstp.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\Installer\setup.exe	svchost.exe
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\InspectorOfficeGadget.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\notification_helper.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\Source Engine\OSE.EXE	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\OfficeC2RClient.exe	svchost.exe
File opened for modification	C:\Program Files\dotnet\dotnet.exe	svchost.exe
File opened for modification	C:\Program Files\Common Files\microsoft shared\ClickToRun\appvcleaner.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\chrome_proxy.exe	svchost.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\110.0.5481.104\chrome_pwa_launcher.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\Uninstall.exe	svchost.exe
File opened for modification	C:\Program Files\dotnet\shared\Microsoft.NETCore.App\6.0.27\createdump.exe	svchost.exe
File opened for modification	C:\Program Files\7-Zip\7zG.exe	svchost.exe

Drops file in Windows directory 1 IoCs

Processes:

HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

description ioc process

File created C:\Windows\svchost.exe HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File created	C:\Windows\svchost.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

pid	process
2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

pid	process
2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exeHD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exesvchost.exesvchost.exe

description	pid	process	target process
PID 2912 wrote to memory of 860	2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	look2.exe
PID 2912 wrote to memory of 860	2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	look2.exe
PID 2912 wrote to memory of 860	2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	look2.exe
PID 2912 wrote to memory of 2684	2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
PID 2912 wrote to memory of 2684	2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
PID 2912 wrote to memory of 2684	2912	3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
PID 2684 wrote to memory of 5100	2684	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	svchost.exe
PID 2684 wrote to memory of 5100	2684	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	svchost.exe
PID 2684 wrote to memory of 5100	2684	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe	svchost.exe
PID 5100 wrote to memory of 2200	5100	svchost.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
PID 5100 wrote to memory of 2200	5100	svchost.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
PID 5100 wrote to memory of 2200	5100	svchost.exe	HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
PID 2380 wrote to memory of 3396	2380	svchost.exe	svchcst.exe
PID 2380 wrote to memory of 3396	2380	svchost.exe	svchcst.exe
PID 2380 wrote to memory of 3396	2380	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
"C:\Users\Admin\AppData\Local\Temp\3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe"
1⤵
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2912
- C:\Users\Admin\AppData\Local\Temp\look2.exe
  C:\Users\Admin\AppData\Local\Temp\\look2.exe
  2⤵
  - Sets DLL path for service in the registry
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  PID:860
- C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
  C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Windows directory
  - Suspicious use of WriteProcessMemory
  PID:2684
- - C:\Windows\svchost.exe
    "C:\Windows\svchost.exe" "C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of WriteProcessMemory
    PID:5100
  - - C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe
      "C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe"
      4⤵
      Executes dropped EXE
      Adds Run key to start application
      PID:2200

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:3740

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2380
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240599296.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  PID:3396

C:\Windows\svchost.exe
C:\Windows\svchost.exe
1⤵
- Executes dropped EXE
- Drops file in Program Files directory
PID:4668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Registry Run Keys / Startup Folder

2

T1547.001

Defense Evasion

Modify Registry

2

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

Filesize
136KB

MD5
423a9bf58be87e5b8585e70fff8d466f

SHA1
bbe7c4f509aec4c6fd9e9d9e9bc749b6090735b7

SHA256
4a15baf8f4734a08cd43a7f7b9b0d43972a4a4abf195f1ba55c506421046f139

SHA512
049f220120b0627cc011cf1737343ef4a1851ea3eee7ae6a072e0f971d0ee649a139540098dc99d503ee2dc28ee32f612de59a7a6b50690523befde6b99c0e0b

Download Submit
C:\Users\Admin\AppData\Local\Temp\HD_3e01e61b965abea7769b292481e3e777df6ad898e6e750581f5da852a3b6f1a3.exe

Filesize
100KB

MD5
a1576bc9aeda73698b27eb5b6b096c35

SHA1
eb5dc72328b433d2b52bca8ac2041ce13666c52a

SHA256
60b32b505452bf1997b95b1f1813180477f03f2451d1e34e27c7d6ca58cdb6f3

SHA512
0458807ebe694bb4ead4f961dff70475c52ad8b13f425434e5109c4310958e5df1f6374e0a437981e9532a690badb0f05a436e7b6acacfc3b19cb4e8b268c537

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

Filesize
1.2MB

MD5
e6a4db504d48c2299997d668751caac3

SHA1
dc60b83d12e40941d0c97dc4047326fcdc1d7494

SHA256
9ab254376616341171a9e16bdd9542816ba4ce219d491659f1183ff0ba894de3

SHA512
b942195ebc39dc112fbecd5680d4b44d1e6e865a03fb1f9ed70feae88adcb2a80ac16e2cec9ae6ea2fb946dbfca113f38240e97e522d5ae454fa2d8bdc4b49cb

Download Submit
C:\Users\Admin\AppData\Local\Temp\look2.exe

Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
C:\Windows\SysWOW64\240599296.bat

Filesize
51KB

MD5
4a2b936c362ed08507600a40265d6cb7

SHA1
e0a462983834f7db7ed0431aefe1cda8a33f582b

SHA256
701bdb36fa0dad452c086f340653b16576232ab8afe7b3507e188856661efb77

SHA512
e9bb943bfac8e1bfa6553d94e1f57b1fce3befea2d06fbaa3b8cf70e81781cbcdef958f5382fb306ac72cf328ff26a17217854236d39aa6bbc1987e22c02a920

Download Submit
C:\Windows\SysWOW64\svchcst.exe

Filesize
60KB

MD5
889b99c52a60dd49227c5e485a016679

SHA1
8fa889e456aa646a4d0a4349977430ce5fa5e2d7

SHA256
6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

SHA512
08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

Download Submit
C:\Windows\svchost.exe

Filesize
35KB

MD5
83b4da0c5e91e676c355a34ad0fe73da

SHA1
09322303503ed0a70613110ca72e1bc790348882

SHA256
5ad575dccfe237328de529ea01d57917c5d639ed0d8454a01af98aaea9724110

SHA512
20183c78adbabf88ac8999521cc3e1884215f78c264f06cb017dd8749b995adc96559c5a9a39ecda3d2c34390cc5caf7dbf6b90b975d55e2ed129e1993eb5b08

Download Submit
memory/2200-40-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2200-44-0x0000000010000000-0x0000000010015000-memory.dmp

Filesize
84KB

Download
memory/2200-53-0x0000000000400000-0x0000000000458000-memory.dmp

Filesize
352KB

Download
memory/2684-22-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4668-54-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4668-64-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/4668-78-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download
memory/5100-41-0x0000000000400000-0x000000000040D000-memory.dmp

Filesize
52KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads