758f8b10ac3c093cdb7922393dd879645151d4c268cf52ff77faa121435aae87

Analysis

max time kernel
145s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25-12-2023 07:59

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General

Target

10883e6db8801eab740d2c3a665e5940.exe
Size

664KB
MD5

10883e6db8801eab740d2c3a665e5940
SHA1

a054a8772bec298524f187cb8de6a1de90b1d26d
SHA256

758f8b10ac3c093cdb7922393dd879645151d4c268cf52ff77faa121435aae87
SHA512

a140a7980846971928ae1f00e71ba9a910a83b785e8ba49412b755562cba7c524e4fe327568137acba922a6a41d72a9163ad81a1defb69723951ef430fca47e7
SSDEEP

12288:HuICix5biGGkpfJaQRLWpxeTMb3LGr3t0aX/pShgQwM7TwXwodf3nuS:HJCKVkQR0eTMb3LGr3lXIhxwiUwcfnuS

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	10883e6db8801eab740d2c3a665e5940.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3392-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral2/memory/3392-1-0x0000000000400000-0x00000000005C7000-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	10883e6db8801eab740d2c3a665e5940.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	10883e6db8801eab740d2c3a665e5940.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2904	3392	WerFault.exe	59
4120	3392	WerFault.exe	59

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe
3392	10883e6db8801eab740d2c3a665e5940.exe

C:\Users\Admin\AppData\Local\Temp\10883e6db8801eab740d2c3a665e5940.exe
"C:\Users\Admin\AppData\Local\Temp\10883e6db8801eab740d2c3a665e5940.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:3392
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 2232
  2⤵
  - Program crash
  PID:2904
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3392 -s 2184
  2⤵
  - Program crash
  PID:4120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 3392 -ip 3392
1⤵
PID:4144

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3392 -ip 3392
1⤵
PID:4904

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/3392-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/3392-1-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads