600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84

General

Target

600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Size

1.1MB
MD5

03ec85a1f2d908c3d5c9ecfa687fea80
SHA1

c1588229c750505ce2885f118d5c4fef3a0adf05
SHA256

600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84
SHA512

dd5907dbfd415c00b47710ae0f184bd2dbfadf813d011b538a267f7dbcff3d5b8beb1b57dd39c0bfcd22f2a022f069bb24164fa87c821051d5ab3e15d164b156
SSDEEP

24576:v6Zv2ivhBVnFys7xP86LXtqWJ/eroQm2S7DLIqIT8TZR:vE2ivhQs7dLX/Jyb7S7DLhIT81R

Score

8^/10

discovery persistence upx

Malware Config

Signatures

Boot or Logon Autostart Execution: Active Setup 2 TTPs 2 IoCs

Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

persistence

Active Setup

T1547.014

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F4D113EF-8B9A-11D5-EBA1-F78EEEEEE983}	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{F4D113EF-8B9A-11D5-EBA1-F78EEEEEE983}\StubPath = "msywt32.exe"	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

Modifies system executable filetype association 2 TTPs 1 IoCs

persistence

Modify Registry

T1112

Change Default File Association

T1546.001

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\VCL = "vcl32.exe"	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

Drops file in System32 directory 6 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\msywt32.exe	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
File created	C:\Windows\SysWOW64\concp32.exe	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
File opened for modification	C:\Windows\SysWOW64\concp32.exe	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
File created	C:\Windows\SysWOW64\vcl32.exe	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
File opened for modification	C:\Windows\SysWOW64\vcl32.exe	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
File created	C:\Windows\SysWOW64\msywt32.exe	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1300-0-0x0000000000400000-0x0000000000439000-memory.dmp	upx
behavioral2/files/0x000700000002344d-5.dat	upx
behavioral2/memory/1300-7-0x0000000000400000-0x0000000000439000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2840	1300	WerFault.exe	81

System Location Discovery: System Language Discovery 1 TTPs 1 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	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

Modifies registry class 5 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\SysWow64\\concp32.exe \"%1\" %*"	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4D113EF-8B9A-11D5-EBA1-F78EEEEEE983}	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4D113EF-8B9A-11D5-EBA1-F78EEEEEE983}\InprocServer32	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4D113EF-8B9A-11D5-EBA1-F78EEEEEE983}\sm = ebb5525fa3bcf9422c8ff945977d6af9	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{F4D113EF-8B9A-11D5-EBA1-F78EEEEEE983}\ax = 5e0151d02d2725000a07bffb3784cdd1	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1300	600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe

C:\Users\Admin\AppData\Local\Temp\600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe
"C:\Users\Admin\AppData\Local\Temp\600d060b30739e868e7e49739ec25fd2eaadf91046202f83e9d962ce22cb6c84N.exe"
1⤵
- Boot or Logon Autostart Execution: Active Setup
- Modifies system executable filetype association
- Adds Run key to start application
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
PID:1300
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1300 -s 736
  2⤵
  - Program crash
  PID:2840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 376 -p 1300 -ip 1300
1⤵
PID:3604

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Privilege Escalation

Boot or Logon Autostart Execution

2

T1547

Active Setup

1

T1547.014

Registry Run Keys / Startup Folder

1

T1547.001

Event Triggered Execution

1

T1546

Change Default File Association

1

T1546.001

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Windows\SysWOW64\concp32.exe

Filesize
1.1MB

MD5
1e8841969106bf35336e95cedafc2772

SHA1
613697a5973f9a8369bf48a32af6c96a89cb41f9

SHA256
399fccdb4e67086781d68f650d55ca8bf207bc78a5a73d34c0c37816148c5094

SHA512
1b69b1d1cf2ba4c551c688aec019e6d3da8f1a2544bffefcc5762cf1f939ccf88080b103577e83c70c856b68d3300bbb8bf6d5d3974a4390bf305c1c9129726d

Download Submit
memory/1300-0-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download
memory/1300-7-0x0000000000400000-0x0000000000439000-memory.dmp

Filesize
228KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads