0654ce7788469cb30c2c390d0fe6f9dc2c85ef6f6b1ab4cdffcd84ecd99370e3

Analysis

max time kernel
142s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-01-2024 15:46

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General

Target

68031b26b1507b550c923270ee91cfe7.exe
Size

680KB
MD5

68031b26b1507b550c923270ee91cfe7
SHA1

986411863d66a3b974f63bf621974b04f28ee599
SHA256

0654ce7788469cb30c2c390d0fe6f9dc2c85ef6f6b1ab4cdffcd84ecd99370e3
SHA512

0a04071aaeac68a8bc3672d99e4144373f79a3626d4a769a0ef22b8311359700cea8676763c462ccaad064948d0640f7dbf6e1764f9e603b0077e5687c2a2e75
SSDEEP

12288:hutqaqHK6De/aTENO5H7r39UcE0s/32wVyYMyR/o5TxCAFjKivEE06d/:+Vz6OA5H7r3K5n2xY/R/CTQ+jKFExV

Score

7^/10

discovery upx

Malware Config

Signatures

Checks BIOS information in registry 2 TTPs 1 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	68031b26b1507b550c923270ee91cfe7.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2140-0-0x0000000000400000-0x00000000005CC000-memory.dmp	upx
behavioral2/memory/2140-1-0x0000000000400000-0x00000000005CC000-memory.dmp	upx

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Maps connected drives based on registry 3 TTPs 2 IoCs

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

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	68031b26b1507b550c923270ee91cfe7.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	68031b26b1507b550c923270ee91cfe7.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3316	2140	WerFault.exe	84
1960	2140	WerFault.exe	84

Suspicious use of SetWindowsHookEx 10 IoCs

pid	Process
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe
2140	68031b26b1507b550c923270ee91cfe7.exe

C:\Users\Admin\AppData\Local\Temp\68031b26b1507b550c923270ee91cfe7.exe
"C:\Users\Admin\AppData\Local\Temp\68031b26b1507b550c923270ee91cfe7.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:2140
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 2700
  2⤵
  - Program crash
  PID:3316
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 2660
  2⤵
  - Program crash
  PID:1960

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 2140 -ip 2140
1⤵
PID:2452

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 2140 -ip 2140
1⤵
PID:4052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2140-0-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

Download
memory/2140-1-0x0000000000400000-0x00000000005CC000-memory.dmp

Filesize
1.8MB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads