b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f

General

Target

b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Size

4.4MB
MD5

f31ed753d43bbdfb087b062e1b995ac5
SHA1

5f46252ea141ae4d8cfd2c497cbbc8aa3cf1035b
SHA256

b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f
SHA512

4d2fb8a10d8d08ae270bcc9316cb1e13ad6818763c8d642b26ea724d23d377e5ccf4af9aaab3e73c5d59983d95b3f220de96f275226b87381eb2fc5ded07032c
SSDEEP

98304:ComRTpoQB4MBuySrBqf4Y99ca17ZHDjmP38+w7TYY1:WRBJuygY9KItGPs+lY1

Score

7^/10

upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2424-0-0x0000000000400000-0x0000000000F25000-memory.dmp	upx
behavioral1/memory/2424-1-0x0000000000400000-0x0000000000F25000-memory.dmp	upx
behavioral1/memory/2424-4-0x0000000000400000-0x0000000000F25000-memory.dmp	upx

Enumerates connected drives 3 TTPs 21 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)	\??\J:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\R:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\S:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\E:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\H:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\Q:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\O:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\T:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\U:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\W:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\X:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\G:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\I:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\N:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\Y:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\Z:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\P:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\V:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\K:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\L:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
File opened (read-only)	\??\M:	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe

Enumerates system info in registry 2 TTPs 5 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemVersion	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\BIOSVersion	b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe

C:\Users\Admin\AppData\Local\Temp\b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe
"C:\Users\Admin\AppData\Local\Temp\b5ef2fbea225d26bcca677a207eda5838679ee849a68f5d080d3135e4426480f.exe"
1⤵
- Checks BIOS information in registry
- Enumerates connected drives
- Checks processor information in registry
- Enumerates system info in registry
PID:2424

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

4

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2424-0-0x0000000000400000-0x0000000000F25000-memory.dmp

Filesize
11.1MB

Download
memory/2424-2-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2424-1-0x0000000000400000-0x0000000000F25000-memory.dmp

Filesize
11.1MB

Download
memory/2424-3-0x0000000003C80000-0x0000000003D37000-memory.dmp

Filesize
732KB

Download
memory/2424-4-0x0000000000400000-0x0000000000F25000-memory.dmp

Filesize
11.1MB

Download
memory/2424-5-0x0000000000220000-0x0000000000221000-memory.dmp

Filesize
4KB

Download
memory/2424-6-0x0000000003C80000-0x0000000003D37000-memory.dmp

Filesize
732KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads