gh0strat | 056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823

General

Target
056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
Size 4.7MB
Sample260509-kwvs8ady2v
SHA256 056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823
MD5 01ad245ef6a40434e5b2248955d194f3
SHA1 19a2b5f39e834333a22ee8b87bce44e6a119232b
SHA512 046208dc16ffdfab5937f0933d9cdf2ab5a29a6753f53436c63acd9f059de8cba1f6111089df37c8e3dba2c496fcae2424998a0c1ca170390c890b5f430a4cfb
SSDEEP 49152:XYREXSVMDi3Vx0bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27z:I2SVMD8v0bXsPN5kiQaZ56
TLSH
T18C36C22166D4CFE1D46F1070DC66BAF6912BAE20CF554FCB6E80BE1A35305D2AA3161F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

10^/10

discovery gh0strat persistence rat

Malware Config

Signatures

Family: 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

Gh0st RAT payload 1 IoCs

resource	yara_rule
behavioral1/files/0x0008000000024275-5.dat	family_gh0strat

Server Software Component: Terminal Services DLL 1 TTPs 1 IoCs

persistence

Terminal Services DLL

T1505.005

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\svchcst\Parameters\ServiceDll = "C:\\Windows\\system32\\240667812.bat"	look2.exe

Executes dropped EXE 3 IoCs

pid	Process
3956	look2.exe
3020	HD_056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
3424	svchcst.exe

Loads dropped DLL 3 IoCs

pid	Process
3956	look2.exe
1264	svchost.exe
3424	svchcst.exe

Drops file in System32 directory 4 IoCs

description	ioc	Process
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
File created	C:\Windows\SysWOW64\240667812.bat	look2.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.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	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	look2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	HD_056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	svchcst.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3524	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
3524	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
3524	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
3524	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 3524 wrote to memory of 3956	3524	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe	83
PID 3524 wrote to memory of 3020	3524	056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe	86
PID 1264 wrote to memory of 3424	1264	svchost.exe	89

C:\Users\Admin\AppData\Local\Temp\056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
"C:\Users\Admin\AppData\Local\Temp\056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3524
- C:\Users\Admin\AppData\Local\Temp\look2.exe
  C:\Users\Admin\AppData\Local\Temp\\look2.exe
  2⤵
  - Server Software Component: Terminal Services DLL
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  PID:3956
- C:\Users\Admin\AppData\Local\Temp\HD_056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
  C:\Users\Admin\AppData\Local\Temp\HD_056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:3020

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:4144

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1264
- C:\Windows\SysWOW64\svchcst.exe
  C:\Windows\system32\svchcst.exe "c:\windows\system32\240667812.bat",MainThread
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  PID:3424

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k "svchcst"
1⤵
PID:3528

Network

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Server Software Component

1

T1505

Terminal Services DLL

1

T1505.005

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

HD_056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe

Path C:\Users\Admin\AppData\Local\Temp\HD_056d460fab1b119922b9b356f13d84f698b9ac401e78c62b584de936f1703823.exe
Size 3.1MB
SHA256 f130b3789962d5c8b59aa250d6f26ad5945928f3905b32bf65aa7bd30348a794
MD5 fb083acd60fe5c3156dc25442be815e3
SHA1 61df59b8f3ebd8b3d29ca3aedc4995e23cacf6d8
SHA512 7147337d2c1006bb15cfa967c9eea6826b63c8d343f866e7454d7368d25019f39e52cf179500810834244c3ca9644d6c0df0b2c3128a9051e9ee6b428fa926f6
SSDEEP 49152:0bXsPNIULkmp1/j6AeXZG7wmpvGF1IP9z5WuHC4O8b8ITDnl27PLhp:0bXsPN5kiQaZ56
TLSH
T14BE5802126D4CFE1D46F20B0DD66BAF6512BAD24CF564FCB6D803E1A35305D2AA31A1F
MD5 SHA1 SHA512 SSDEEP TLSH

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HD_X.dat

Path C:\Users\Admin\AppData\Local\Temp\HD_X.dat
Size 1.6MB
SHA256 7843c4b0ab5d1358c8b2d0a68e4446335872bfe2aa461305b5e83a93e58db833
MD5 08a785b9e0d3f1a2fda8760b44078d24
SHA1 56108c33a63a1b2056e9cb213024d1a406793b0a
SHA512 85b33dafc1dcc93cfcb3bcfd199b68155052a67ac25aee3e3ab14ce5b17032017bda398fc8e3822f7b8fbd7914c0d1be9420a10d70c623ed07b40f8877e51702
SSDEEP 24576:XYFbkIsaPiXSVnC7Yp9zkNmZG8RRlnByzH+x6:XYREXSVMDi3Vx6
TLSH
T140758C027A81CFB1C65F1530C8A6A7F59677AF40CE118BCBA3D8FE2D79721819636127
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

look2.exe

Path C:\Users\Admin\AppData\Local\Temp\look2.exe
Size 337KB
SHA256 86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857
MD5 2f3b6f16e33e28ad75f3fdaef2567807
SHA1 85e907340faf1edfc9210db85a04abd43d21b741
SHA512 db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4
SSDEEP 6144:8IXwWcHnNmZEvB7csAPRZyfQjCfA3lMXm4Y+5bFnWBFopJOU:8IXwDNmZEvJcscRZzjCI1O5W
TLSH
T1B474BF137FE4C8B6C59351324EE25F7AA1F6FE902E224A4333956F0CDD32691963A316
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

240667812.bat

Path C:\Windows\SysWOW64\240667812.bat
Size 51KB
SHA256 ba4c6cbf1ca10f6bb3845d1bf0f27ae8b658b8bef623e7d671b03547a2ee4b5f
MD5 f9d820e9e49747a3e96a98357e68f422
SHA1 b6a5cbea76b510a66bfa26823a1913c44063917d
SHA512 389fbea0e187ab2783a2227a5f143c111f2a30154e2d9b273fe38517a6eb2d501c9b51f3f698b54d407921ae9cf17b9fcb4f8cfd4ce6d25458f2abfc557c4068
SSDEEP 1536:1WmqoiBMNbMWtYNif/n9S91BF3frnoLjJYH5:1dWubF3n9S91BF3fboPJYH5
TLSH
T164333A02EE8D88F5F145177038AA33B6953ABDE036996A931F53DDA5C87B370F12D242
MD5 SHA1 SHA512 SSDEEP TLSH

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svchcst.exe

Path C:\Windows\SysWOW64\svchcst.exe
Size 60KB
SHA256 6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
MD5 889b99c52a60dd49227c5e485a016679
SHA1 8fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA512 08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
SSDEEP 1536:H9ykYCTdiHQKrFXmw2RQln5IUmDjoX6+:HlMHprF2nRQln5I
TLSH
T127532AC2FA00C171D4A7563019778F1A5766AC13DB728ACB94B0B4A41EB3291AD3E5FF
MD5 SHA1 SHA512 SSDEEP TLSH

Submit Download

memory/3424-32-0x0000000002E00000-0x0000000002E07000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v16

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Downloads