44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3

General

Target

44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3.exe
Size

116KB
MD5

096a7dac7c51efe718f592b295116b30
SHA1

fd13216d580b5e932d6802b1ad01dbe5fdb08903
SHA256

44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3
SHA512

4e95c437696fb96fd7a85791ae8a64650fa37bbe62fa52ac1e1d45085715b9b2e7c9385bad590aa3287e61573fd1217d522fc441f6114ae3021d7dac525a18ef
SSDEEP

3072:Q3vO/soP6c0+gKi6BeLym6MOdcJuvYWjMUk3:iv5oP/gKitLym8tT6

Score

8^/10

aspackv2 persistence upx

Malware Config

Signatures

ASPack v2.12-2.42 2 IoCs

Detects executables packed with ASPack v2.12-2.42

aspackv2

resource	yara_rule
behavioral2/files/0x000a000000022f67-134.dat	aspack_v212_v242
behavioral2/files/0x000a000000022f67-135.dat	aspack_v212_v242

Executes dropped EXE 1 IoCs

pid	Process
4992	602d1393.exe

Sets DLL path for service in the registry 2 TTPs 14 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\FastUserSwitchingCompatibility\Parameters\ServiceDll = "C:\\Windows\\system32\\FastUserSwitchingCompatibility.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Irmon\Parameters\ServiceDll = "C:\\Windows\\system32\\Irmon.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Wmi\Parameters\ServiceDll = "C:\\Windows\\system32\\Wmi.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\WmdmPmSp\Parameters\ServiceDll = "C:\\Windows\\system32\\WmdmPmSp.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\helpsvc\Parameters\ServiceDll = "C:\\Windows\\system32\\helpsvc.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Nla\Parameters\ServiceDll = "C:\\Windows\\system32\\Nla.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ntmssvc\Parameters\ServiceDll = "C:\\Windows\\system32\\Ntmssvc.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\NWCWorkstation\Parameters\ServiceDll = "C:\\Windows\\system32\\NWCWorkstation.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Nwsapagent\Parameters\ServiceDll = "C:\\Windows\\system32\\Nwsapagent.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\SRService\Parameters\ServiceDll = "C:\\Windows\\system32\\SRService.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Ias\Parameters\ServiceDll = "C:\\Windows\\system32\\Ias.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\LogonHours\Parameters\ServiceDll = "C:\\Windows\\system32\\LogonHours.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\PCAudit\Parameters\ServiceDll = "C:\\Windows\\system32\\PCAudit.dll"	602d1393.exe
Set value (str)	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\uploadmgr\Parameters\ServiceDll = "C:\\Windows\\system32\\uploadmgr.dll"	602d1393.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000a000000022f67-134.dat	upx
behavioral2/files/0x000a000000022f67-135.dat	upx
behavioral2/memory/4992-136-0x0000000000F40000-0x0000000000F64000-memory.dmp	upx
behavioral2/memory/4992-137-0x0000000000F40000-0x0000000000F64000-memory.dmp	upx
behavioral2/memory/4992-138-0x0000000000F40000-0x0000000000F64000-memory.dmp	upx
behavioral2/memory/4992-140-0x0000000000F40000-0x0000000000F64000-memory.dmp	upx

Drops file in System32 directory 15 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\Ias.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\Irmon.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\SRService.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\PCAudit.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\uploadmgr.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\FastUserSwitchingCompatibility.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\Ntmssvc.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\Nla.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\helpsvc.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\NWCWorkstation.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\Nwsapagent.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\Wmi.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\WmdmPmSp.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\LogonHours.dll	602d1393.exe
File opened for modification	C:\Windows\SysWOW64\3DAB03E0.tmp	602d1393.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4992	602d1393.exe
4992	602d1393.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5052 wrote to memory of 4992	5052	44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3.exe	82
PID 5052 wrote to memory of 4992	5052	44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3.exe	82
PID 5052 wrote to memory of 4992	5052	44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3.exe	82

C:\Users\Admin\AppData\Local\Temp\44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3.exe
"C:\Users\Admin\AppData\Local\Temp\44a6670053a69dd734476fdaf0719dd667865d936ee83c852e92aa6658605ee3.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:5052
- C:\602d1393.exe
  C:\602d1393.exe
  2⤵
  - Executes dropped EXE
  - Sets DLL path for service in the registry
  - Drops file in System32 directory
  - Suspicious behavior: EnumeratesProcesses
  PID:4992

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\602d1393.exe

Filesize
82KB

MD5
8e6c881967abf02774930f4cf6755601

SHA1
86077448acd999a27ca33d50f1a33b94065b72b1

SHA256
147b26960137e158ad2fa9be13169d8c2a146ccbbc4fb03967b13d6999f2a2c3

SHA512
89aa43958ad6ae326f7ce4cd6c8f78892f03c9767dcd6b1a024602b809218f25cebf25f6482c2d2462942b7b4f0f6ac4bb8264449502dde52f14d51ae7023fd0

Download Submit
C:\602d1393.exe

Filesize
82KB

MD5
8e6c881967abf02774930f4cf6755601

SHA1
86077448acd999a27ca33d50f1a33b94065b72b1

SHA256
147b26960137e158ad2fa9be13169d8c2a146ccbbc4fb03967b13d6999f2a2c3

SHA512
89aa43958ad6ae326f7ce4cd6c8f78892f03c9767dcd6b1a024602b809218f25cebf25f6482c2d2462942b7b4f0f6ac4bb8264449502dde52f14d51ae7023fd0

Download Submit
memory/4992-136-0x0000000000F40000-0x0000000000F64000-memory.dmp

Filesize
144KB

Download
memory/4992-137-0x0000000000F40000-0x0000000000F64000-memory.dmp

Filesize
144KB

Download
memory/4992-138-0x0000000000F40000-0x0000000000F64000-memory.dmp

Filesize
144KB

Download
memory/4992-139-0x0000000002810000-0x0000000006810000-memory.dmp

Filesize
64.0MB

Download
memory/4992-140-0x0000000000F40000-0x0000000000F64000-memory.dmp

Filesize
144KB

Download
memory/5052-132-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/5052-141-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

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