gh0strat | 75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e

General

Target

75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
Size

10.3MB
MD5

fd188fc54707f4d8d937f477b531f134
SHA1

e5b80f5af6d5dc5359531619434080e7c60b9ca7
SHA256

75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e
SHA512

dcd26212ee963c28a29296a3b3a4d1357925ec8a23dc4e3baa9ccf1ba86ef86e398f1dc4b4e8d48ed971ed805bd5bd217032445badc1801c8594780a3806c8a3
SSDEEP

98304:F2SVMD8F+iMXkK2zxS2I1XtNEUf42MfPU1gBIBcjyaEIlWyZ6D:NDVMXk0XXtNEO2c1vBcje

Score

10^/10

gh0strat persistence rat upx

Malware Config

Signatures

Gh0st RAT payload 1 IoCs

Processes:

resource	yara_rule
\Windows\SysWOW64\259426043.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\\259426043.bat"	look2.exe

Executes dropped EXE 3 IoCs

Processes:

look2.exeHD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exesvchcst.exe

pid process

2012 look2.exe
2572 HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
560 svchcst.exe

pid	process
2012	look2.exe
2572	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
560	svchcst.exe

Loads dropped DLL 6 IoCs

Processes:

75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exelook2.exesvchost.exesvchcst.exe

pid	process
2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2012	look2.exe
2052	svchost.exe
2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2052	svchost.exe
560	svchcst.exe

UPX packed file 23 IoCs

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

upx

Processes:

resource	yara_rule
behavioral1/memory/2572-62-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-60-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-58-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-56-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-54-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-52-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-50-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-48-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-46-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-44-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-42-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-40-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-38-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-36-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-34-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-32-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-30-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-28-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-26-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-24-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-22-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-21-0x0000000010000000-0x000000001003E000-memory.dmp	upx
behavioral1/memory/2572-19-0x0000000010000000-0x000000001003E000-memory.dmp	upx

Drops file in System32 directory 4 IoCs

Processes:

svchost.exelook2.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\svchcst.exe	svchost.exe
File created	C:\Windows\SysWOW64\259426043.bat	look2.exe
File opened for modification	C:\Windows\SysWOW64\ini.ini	look2.exe
File created	C:\Windows\SysWOW64\svchcst.exe	svchost.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:

75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe

pid process

2248 75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe

Suspicious use of SetWindowsHookEx 7 IoCs

Processes:

75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exeHD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe

pid	process
2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2572	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2572	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2572	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2572	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2572	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe

Suspicious use of WriteProcessMemory 12 IoCs

Processes:

75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exesvchost.exe

description	pid	process	target process
PID 2248 wrote to memory of 2012	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	look2.exe
PID 2248 wrote to memory of 2012	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	look2.exe
PID 2248 wrote to memory of 2012	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	look2.exe
PID 2248 wrote to memory of 2012	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	look2.exe
PID 2248 wrote to memory of 2572	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
PID 2248 wrote to memory of 2572	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
PID 2248 wrote to memory of 2572	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
PID 2248 wrote to memory of 2572	2248	75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe	HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
PID 2052 wrote to memory of 560	2052	svchost.exe	svchcst.exe
PID 2052 wrote to memory of 560	2052	svchost.exe	svchcst.exe
PID 2052 wrote to memory of 560	2052	svchost.exe	svchcst.exe
PID 2052 wrote to memory of 560	2052	svchost.exe	svchcst.exe

C:\Users\Admin\AppData\Local\Temp\75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
"C:\Users\Admin\AppData\Local\Temp\75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe"
1⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2248

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:2012

C:\Users\Admin\AppData\Local\Temp\HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
C:\Users\Admin\AppData\Local\Temp\HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
2⤵
- Executes dropped EXE
- Suspicious use of SetWindowsHookEx
PID:2572

C:\Windows\SysWOW64\svchost.exe
C:\Windows\SysWOW64\svchost.exe -k "svchcst"
1⤵
PID:2908

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:2052

C:\Windows\SysWOW64\svchcst.exe
C:\Windows\system32\svchcst.exe "c:\windows\system32\259426043.bat",MainThread
2⤵
- Executes dropped EXE
- Loads dropped DLL
PID:560

Network

MITRE ATT&CK Matrix ATT&CK v13

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

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

\Users\Admin\AppData\Local\Temp\HD_75349d0a4c6ee7c9da68a37a2f29bf5daaf25be4cc87bde3a77b0ef18444d51e.exe
Filesize
8.7MB

MD5
37ee2f16f6f78ac29d6804754325ab38

SHA1
a5bd75af1e5ed955414e5c846f1994286051729c

SHA256
7191f0e7579fde92fb514982a67557cf1de8443227d490d4260798cea5689b37

SHA512
b541fd6763245be0cd84dae5b87eaf5ceaca570fccfeed2838f08bf322f94fc4fbe9a47d42708c3c7b30841c86525946015df382c712d36ba0baea4604190a15

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

MD5
2f3b6f16e33e28ad75f3fdaef2567807

SHA1
85e907340faf1edfc9210db85a04abd43d21b741

SHA256
86492ebf2d6f471a5ee92977318d099b3ea86175b5b7ae522237ae01d07a4857

SHA512
db17e99e2df918cfc9ccbe934adfe73f0777ce1ce9f28b57a4b24ecd821efe2e0b976a634853247b77b16627d2bb3af4ba20306059d1d25ef38ffada7da3e3a4

Download Submit
\Windows\SysWOW64\259426043.bat
Filesize
51KB

MD5
4011b646e349916d56de253a9f2dddee

SHA1
b75348acc219a1ed55694eb1795d62a29f43bc7f

SHA256
6c1a74bf08216735fca670fffee537f80b7aa36488cdb6d51d8e8df45b32ec11

SHA512
b851fc017578ed243d5201624ae1d6ed59bafe047ad5aa04caace073e4098c39e8a8a572b1f7218354ea0a28ab2b8b5db1e03238921343540d2e99d8a8fc4bf7

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

MD5
51138beea3e2c21ec44d0932c71762a8

SHA1
8939cf35447b22dd2c6e6f443446acc1bf986d58

SHA256
5ad3c37e6f2b9db3ee8b5aeedc474645de90c66e3d95f8620c48102f1eba4124

SHA512
794f30fe452117ff2a26dc9d7086aaf82b639c2632ac2e381a81f5239caaec7c96922ba5d2d90bfd8d74f0a6cd4f79fbda63e14c6b779e5cf6834c13e4e45e7d

Download Submit
memory/2572-44-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-38-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-56-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-54-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-52-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-50-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-48-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-46-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-60-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-42-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-40-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-58-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-36-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-34-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-32-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-30-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-28-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-26-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-24-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-22-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-21-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-19-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download
memory/2572-62-0x0000000010000000-0x000000001003E000-memory.dmp

Filesize
248KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

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Downloads