13fe5cbfae4179ffc4c851df970877af4db673b4a6fc170467b13cda3d4fd334

Analysis

max time kernel
145s
max time network
141s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 22:14

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General

Target

14eff64aee0efbd75a0f2e8b053cd0a0.exe
Size

627KB
MD5

14eff64aee0efbd75a0f2e8b053cd0a0
SHA1

53301b77215d0d28ffe82841c4190c10f82f0160
SHA256

13fe5cbfae4179ffc4c851df970877af4db673b4a6fc170467b13cda3d4fd334
SHA512

d8922e8700b4ef0e26cd1d0c61b2d6e9375153ffaa0e549f45ebeb5f40584cdd78ae09d2998b9c4b694c77a5dd7e994bde6c0cb91908cb8842540dba30e72555
SSDEEP

12288:LdVHdJP768IAxFHABvJ8Z/pCLLL0+Hsuq/R9hUJG:LdVH/P7zx1ABh+pS//q59e

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	14eff64aee0efbd75a0f2e8b053cd0a0.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2428-0-0x0000000000380000-0x0000000000561000-memory.dmp	upx
behavioral2/memory/2428-28-0x0000000000380000-0x0000000000561000-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 value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	14eff64aee0efbd75a0f2e8b053cd0a0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	14eff64aee0efbd75a0f2e8b053cd0a0.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1324	2428	WerFault.exe	69
2728	2428	WerFault.exe	69

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe
2428	14eff64aee0efbd75a0f2e8b053cd0a0.exe

C:\Users\Admin\AppData\Local\Temp\14eff64aee0efbd75a0f2e8b053cd0a0.exe
"C:\Users\Admin\AppData\Local\Temp\14eff64aee0efbd75a0f2e8b053cd0a0.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
PID:2428
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 2068
  2⤵
  - Program crash
  PID:1324
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 2036
  2⤵
  - Program crash
  PID:2728

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 2428 -ip 2428
1⤵
PID:692

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2428 -ip 2428
1⤵
PID:904

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

Replay Monitor

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Downloads

memory/2428-0-0x0000000000380000-0x0000000000561000-memory.dmp

Filesize
1.9MB

Download
memory/2428-28-0x0000000000380000-0x0000000000561000-memory.dmp

Filesize
1.9MB

Download