gh0strat | 1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da

Analysis

max time kernel
120s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2024, 19:32

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General

Target

1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe
Size

328KB
MD5

791174ec65e2f38632b755a3543cfdea
SHA1

5441097974ffe1614d6d14b53290cda1b4ef682b
SHA256

1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da
SHA512

3360cbd5712ffadfb63669e9105c1fa1b75d64c7880f632a30e1d52aa94b20656883e15c9c8130d99f08c84dcaeec71aa1ef698620f16b591ecdb575bbaecd5d
SSDEEP

6144:4eKKtlCCp1fBpzhhh2KNZbBKKKrx90J8GtiU67+arH0:hlBpBBpcKwnON6CarU

Score

10^/10

gh0strat ramnit banker discovery persistence rat spyware stealer trojan upx worm

Malware Config

Signatures

Gh0st RAT payload 4 IoCs

resource	yara_rule
behavioral2/memory/4212-0-0x0000000010000000-0x0000000010024000-memory.dmp	family_gh0strat
behavioral2/memory/4212-5-0x0000000010000000-0x0000000010024000-memory.dmp	family_gh0strat
behavioral2/memory/3748-10-0x00000000004C0000-0x00000000004CF000-memory.dmp	family_gh0strat
behavioral2/memory/4212-24-0x0000000010000000-0x0000000010024000-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
Ramnit
Ramnit is a versatile family that holds viruses, worms, and Trojans.
trojan spyware stealer worm banker ramnit
Ramnit family
ramnit

Executes dropped EXE 2 IoCs

pid	Process
3748	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe
4160	DesktopLayer.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe"	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000b000000023b79-7.dat	upx
behavioral2/memory/3748-9-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/3748-12-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4160-18-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4160-20-0x0000000000400000-0x000000000042E000-memory.dmp	upx
behavioral2/memory/4160-22-0x0000000000400000-0x000000000042E000-memory.dmp	upx

Drops file in Program Files directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\px9FE9.tmp	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe
File created	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe
File opened for modification	C:\Program Files (x86)\Microsoft\DesktopLayer.exe	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe

System Location Discovery: System Language Discovery 1 TTPs 4 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	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	DesktopLayer.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	IEXPLORE.EXE
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe

Modifies Internet Explorer settings 1 TTPs 32 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31152881"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2598086414"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\VersionManager	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31152881"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2595742733"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{C6368167-C6E4-11EF-B9B6-CE95CE932DF6} = "0"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\""	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200"	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\DomainSuggestion	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\GPU	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\VersionManager	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31152881"	IEXPLORE.EXE
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442352110"	iexplore.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no"	iexplore.exe
Set value (data)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000	iexplore.exe
Key created	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\Software\Microsoft\Internet Explorer\Main	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2595742733"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31152881"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2598086414"	IEXPLORE.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0"	iexplore.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-1045960512-3948844814-3059691613-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50"	iexplore.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

pid	Process
4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe
4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe
4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe
4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe
4160	DesktopLayer.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4156	iexplore.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4156	iexplore.exe
4156	iexplore.exe
3684	IEXPLORE.EXE
3684	IEXPLORE.EXE
3684	IEXPLORE.EXE
3684	IEXPLORE.EXE

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 4212 wrote to memory of 3748	4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe	83
PID 4212 wrote to memory of 3748	4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe	83
PID 4212 wrote to memory of 3748	4212	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe	83
PID 3748 wrote to memory of 4160	3748	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe	84
PID 3748 wrote to memory of 4160	3748	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe	84
PID 3748 wrote to memory of 4160	3748	1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe	84
PID 4160 wrote to memory of 4156	4160	DesktopLayer.exe	85
PID 4160 wrote to memory of 4156	4160	DesktopLayer.exe	85
PID 4156 wrote to memory of 3684	4156	iexplore.exe	86
PID 4156 wrote to memory of 3684	4156	iexplore.exe	86
PID 4156 wrote to memory of 3684	4156	iexplore.exe	86

C:\Users\Admin\AppData\Local\Temp\1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe
"C:\Users\Admin\AppData\Local\Temp\1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7da.exe"
1⤵
- Adds Run key to start application
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4212
- C:\Users\Admin\AppData\Local\Temp\1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe
  C:\Users\Admin\AppData\Local\Temp\1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe
  2⤵
  - Executes dropped EXE
  - Drops file in Program Files directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:3748
- - C:\Program Files (x86)\Microsoft\DesktopLayer.exe
    "C:\Program Files (x86)\Microsoft\DesktopLayer.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of WriteProcessMemory
    PID:4160
  - - C:\Program Files\Internet Explorer\iexplore.exe
      "C:\Program Files\Internet Explorer\iexplore.exe"
      4⤵
      Modifies Internet Explorer settings
      Suspicious use of FindShellTrayWindow
      Suspicious use of SetWindowsHookEx
      Suspicious use of WriteProcessMemory
      PID:4156
    - - C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
        
        "C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4156 CREDAT:17410 /prefetch:2
        5⤵
        System Location Discovery: System Language Discovery
        Modifies Internet Explorer settings
        Suspicious use of SetWindowsHookEx
        
        PID:3684

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

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

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
471B

MD5
e5e877bcc2542ab8629d8f34bafcd7f4

SHA1
8f618efa1584268e9eafd2b01c2a2ac006113c01

SHA256
5e63bcec102963b96b1f7d08ec512431a0ba748f90134dc51a05046296541e9e

SHA512
79153f941ae2cc4a5649ac729f03dd3f98df24d5084e36d14467b2a859e6d63fc4167feac24e7b519a9e179fb243447fe6d09519169b11e3151d5cc467e4c9d4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776

Filesize
404B

MD5
a385983f6ee26e308877c116ce5b2442

SHA1
10b2cd83eb2a974bf3c40fda05f16fb9f9e0a74d

SHA256
6fc8bb889c67f8a1fef50eaaf6a1978a59136314c60b97bf14bc6dd98652a1d9

SHA512
f63b3d07aa44a1efcb15ab64f8ae2af91a7fe37406eabc59f40cf66b631da0530fbeb68355fd3d0eb5656eb5ffc36b645b4bc91746da3126e96fa4c2cf0328fb

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\VersionManager\ver1940.tmp

Filesize
15KB

MD5
1a545d0052b581fbb2ab4c52133846bc

SHA1
62f3266a9b9925cd6d98658b92adec673cbe3dd3

SHA256
557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1

SHA512
bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Windows\INetCache\IE\9MFSIIMR\suggestions[1].en-US

Filesize
17KB

MD5
5a34cb996293fde2cb7a4ac89587393a

SHA1
3c96c993500690d1a77873cd62bc639b3a10653f

SHA256
c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad

SHA512
e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee

Download Submit
C:\Users\Admin\AppData\Local\Temp\1950c34174ef5585c0011fe52569447c75b5c22fb4cef5594d17687899eca7daSrv.exe

Filesize
55KB

MD5
ff5e1f27193ce51eec318714ef038bef

SHA1
b4fa74a6f4dab3a7ba702b6c8c129f889db32ca6

SHA256
fd6c69c345f1e32924f0a5bb7393e191b393a78d58e2c6413b03ced7482f2320

SHA512
c9d654ead35f40eea484a3dc5b5d0a44294b9e7b41a9bacdafdd463d3de9daa2a43237a5f113f6a9c8ea5e1366823fd3d83da18cd8197aa69a55e9f345512a7a

Download Submit
memory/3748-9-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/3748-10-0x00000000004C0000-0x00000000004CF000-memory.dmp

Filesize
60KB

Download
memory/3748-12-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4160-18-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4160-22-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4160-21-0x0000000000570000-0x0000000000571000-memory.dmp

Filesize
4KB

Download
memory/4160-20-0x0000000000400000-0x000000000042E000-memory.dmp

Filesize
184KB

Download
memory/4212-24-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/4212-0-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download
memory/4212-5-0x0000000010000000-0x0000000010024000-memory.dmp

Filesize
144KB

Download