gh0strat | 4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7

General

Target

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
Size

4.6MB
MD5

3db635263ea4949c91667006a4b540f7
SHA1

afe89e85c860ae2799cf1c656e4fb39150793dcb
SHA256

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7
SHA512

e9830aa861177b873820f3d81a439488b919caec4917ac489636dca54f54fd133f8db123fa7c0f776b41cdcead99b9dfac46b20688b104a0592d8b6acbc5255a
SSDEEP

98304:G2SVMD8jdRyeKOljH/X7jqwxOJBAUZL2h:G9rjH/LjAJVE

Score

10^/10

gh0strat persistence rat

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259397027.bat	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\\259397027.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exesvchcst.exe

pid process

1952 look2.exe
2584 HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
2560 svchcst.exe

pid	process
1952	look2.exe
2584	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
2560	svchcst.exe

Loads dropped DLL 7 IoCs

Processes:

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exelook2.exesvchost.exesvchcst.exe

pid	process
1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
1952	look2.exe
2484	svchost.exe
1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
2484	svchost.exe
2560	svchcst.exe

Drops file in System32 directory 4 IoCs

Processes:

look2.exesvchost.exe

description	ioc	process
File created	C:\Windows\SysWOW64\259397027.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 1 IoCs

Processes:

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe

description	ioc	process
File opened for modification	C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe

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

System Information Discovery
T1082
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe

pid process

1924 4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe

Suspicious use of SetWindowsHookEx 4 IoCs

Processes:

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exeHD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe

pid	process
1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
2584	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
2584	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exesvchost.exe

description	pid	process	target process
PID 1924 wrote to memory of 1952	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	look2.exe
PID 1924 wrote to memory of 1952	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	look2.exe
PID 1924 wrote to memory of 1952	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	look2.exe
PID 1924 wrote to memory of 1952	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	look2.exe
PID 1924 wrote to memory of 2584	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
PID 1924 wrote to memory of 2584	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
PID 1924 wrote to memory of 2584	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
PID 1924 wrote to memory of 2584	1924	4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe	HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
PID 2484 wrote to memory of 2560	2484	svchost.exe	svchcst.exe
PID 2484 wrote to memory of 2560	2484	svchost.exe	svchcst.exe
PID 2484 wrote to memory of 2560	2484	svchost.exe	svchcst.exe
PID 2484 wrote to memory of 2560	2484	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
"C:\Users\Admin\AppData\Local\Temp\4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe"
1⤵
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1924

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:1952

C:\Users\Admin\AppData\Local\Temp\HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
C:\Users\Admin\AppData\Local\Temp\HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2584

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2916

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:2484

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259397027.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:2560

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

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_X.dat
Filesize
1.2MB

MD5
96302b0a3475284cd1db513ab7162c49

SHA1
ad7f9f9f88460953efab56d09dcf25309dc8a8e7

SHA256
94b91a12bc4369f6d14d80eb55cb02b91ff5ebe771ce42eae56685af3e74c806

SHA512
dd9d6e07307407e0197cafba03ebb431c1429d14eac90ae21de724524f269abf2ed0887096ab3e88792fe27650ad3379e7b945244a2ebb6ed3bc657f1fa9ec17

Download Submit
\Users\Admin\AppData\Local\Temp\HD_4132ab6ac46529121b2183a63f7e71c35bb2f733add6acaf2ee22491b8203ee7.exe
Filesize
3.4MB

MD5
ddae04f779ceb3a90a2ea147aefb49b5

SHA1
af8104ecc68bdd3fd962b0d9404bf04cc2cf07ec

SHA256
c18a9d82f6b7830065a8663b4cfa11dfe4d09fc4775370ddbfbd8f175c790e86

SHA512
18c4bc9ffd7fb4ad39eafcd71e51fd11db0c11253069152b21249c8bd4c8078e3119677ca01e4cad9dc6b4fc2f57eaaf67736fe329420763c2fc3509a0bf8dab

Download Submit
\Users\Admin\AppData\Local\Temp\look2.exe
Filesize
337KB

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259397027.bat
Filesize
51KB

MD5
e8ecfaad8a8a0853b22ad6e2d0787caa

SHA1
aa3aca316f95e660af898e9a5815b95396f660fa

SHA256
91967f9d2bc4fe8f3b1f0892a7354362319408f7f9a2a4cbcfcf9419edbc6db1

SHA512
db7c5b6178a78d01fbe48ad01d5974b4313f730743500c37f363b210638b71a0df95752b3f663b1166f42728c40f5fc94de5baf53b756350e009695d525dcb41

Download Submit
\Windows\SysWOW64\svchcst.exe
Filesize
43KB

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2584-22-0x0000000010000000-0x00000000101BC000-memory.dmp

Filesize
1.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads