de239fd809544ac7177c4e0f0176386f5287df916ebf116d572c193b3007360f

Analysis

max time kernel
148s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 08:03

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General

Target

10bd3b7b02a48b238adb25f00388408a.exe
Size

666KB
MD5

10bd3b7b02a48b238adb25f00388408a
SHA1

342106c00b92f141109d0bee935409bc523f1711
SHA256

de239fd809544ac7177c4e0f0176386f5287df916ebf116d572c193b3007360f
SHA512

4c07fcb057ab29e588ff5153e2e391f9d3d643036fa254263b61d50f13a69431ddce1e873ab8a2f9c76d14c053c0d6d67f803361877865aceb4461293b74550a
SSDEEP

12288:CbDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMf8:CXbs48LeP0P8E6dclWLi26KGOqMwIM

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	10bd3b7b02a48b238adb25f00388408a.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/1268-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral2/memory/1268-1-0x0000000000400000-0x00000000005C7000-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	10bd3b7b02a48b238adb25f00388408a.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	10bd3b7b02a48b238adb25f00388408a.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4492	1268	WerFault.exe	67
1444	1268	WerFault.exe	67

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe
1268	10bd3b7b02a48b238adb25f00388408a.exe

C:\Users\Admin\AppData\Local\Temp\10bd3b7b02a48b238adb25f00388408a.exe
"C:\Users\Admin\AppData\Local\Temp\10bd3b7b02a48b238adb25f00388408a.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:1268
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 2184
  2⤵
  - Program crash
  PID:4492
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1268 -s 2224
  2⤵
  - Program crash
  PID:1444

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1268 -ip 1268
1⤵
PID:4168

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1268 -ip 1268
1⤵
PID:2872

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/1268-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/1268-1-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads