97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396

General

Target

97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
Size

157KB
MD5

92996be5476539e45106c2d6b1b40820
SHA1

c02b8e974a989bebe8eafe0451a5064a045f0313
SHA256

97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396
SHA512

c38fe655143e796d02b7a170c87e4514766eeceddf0496f67035210f5ba004db68bce8df6a794d8ffdef5c1c2b688ddcb052c93fa9754c6cd6c7ee9afa1d1a62
SSDEEP

3072:ckCCKgtDjC6oqeI8jRMV/QUHNIkhOSUY85IlxM/SxAzg5:ckCCKn6oqeISQ4UpluaWm

Score

10^/10

evasion persistence

Malware Config

Signatures

Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs

evasion

Hidden Files and Directories

T1158

Modify Registry

T1112

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Advanced\HideFileExt = "1"	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\software\WOW6432Node\Microsoft\Windows\CurrentVersion\run	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe

Enumerates connected drives 3 TTPs 22 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\H:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\G:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\F:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\X:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\N:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\K:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\R:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\Q:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\P:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\M:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\J:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\Z:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\V:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\S:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\I:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\E:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\Y:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\W:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\T:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\U:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\O:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened (read-only)	\??\L:	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe

Drops autorun.inf file 1 TTPs 2 IoCs

Malware can abuse Windows Autorun to spread further via attached volumes.

Replication Through Removable Media

T1091

description	ioc	Process
File opened for modification	C:\Documents and Settings\Admin\Local Settings\Application Data\Microsoft\CD Burning\autorun.inf	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
File opened for modification	C:\autorun.inf	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe

Drops file in Program Files directory 1 IoCs

description	ioc	Process
File opened for modification	C:\PROGRAM FILES (X86)\ADOBE\ACROBAT READER DC\READER\ACRORD32.EXE	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2164	4628	WerFault.exe	80

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
4628	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
4628	97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe

C:\Users\Admin\AppData\Local\Temp\97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe
"C:\Users\Admin\AppData\Local\Temp\97309661c40a3c6345dc2f5bfdc0d783506508070ae58e58af97ead6a2f2c396.exe"
1⤵
- Modifies visibility of file extensions in Explorer
- Adds Run key to start application
- Enumerates connected drives
- Drops autorun.inf file
- Drops file in Program Files directory
- Suspicious behavior: EnumeratesProcesses
PID:4628
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4628 -s 712
  2⤵
  - Program crash
  PID:2164

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4628 -ip 4628
1⤵
PID:4608

Network

MITRE ATT&CK Enterprise v6

Initial Access

Replication Through Removable Media

1

T1091

Execution

Persistence

Hidden Files and Directories

1

T1158

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Hidden Files and Directories

Modify Registry

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

1

T1082

Lateral Movement

Replication Through Removable Media

1

T1091

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/4628-132-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/4628-133-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads