1675ee51d45f1734c313b97da86f9c7cb8cfeed2600af876ba9c10590b208118

Analysis

max time kernel
145s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 14:48

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General

Target

76caad6d5ce500ed5f181ddf87db4891.exe
Size

666KB
MD5

76caad6d5ce500ed5f181ddf87db4891
SHA1

204186ffa030b038cf1d808074fe171851084fd7
SHA256

1675ee51d45f1734c313b97da86f9c7cb8cfeed2600af876ba9c10590b208118
SHA512

1059a02660fe7e569701d2e42ae5cfd0e62002166068236bb4fbadc1dc67a940813b5801e0e5cb53dadbec6c89b1093ef77c8efd8491ee6452ca172c957b93bc
SSDEEP

12288:NbDqEkMs4q48IAeP0PifTEurPbvdqJplapLWTICNIYPKMTWN4t4OAUw91zRwIMfL:NXbs48LeP0P8E6dclWLi26KGOqMwIMj

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	76caad6d5ce500ed5f181ddf87db4891.exe

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3268-0-0x0000000000400000-0x00000000005C7000-memory.dmp	upx
behavioral2/memory/3268-14-0x0000000000400000-0x00000000005C7000-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	76caad6d5ce500ed5f181ddf87db4891.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0	76caad6d5ce500ed5f181ddf87db4891.exe

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1392	3268	WerFault.exe	16
4352	3268	WerFault.exe	16

Suspicious use of SetWindowsHookEx 9 IoCs

pid	Process
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe
3268	76caad6d5ce500ed5f181ddf87db4891.exe

C:\Users\Admin\AppData\Local\Temp\76caad6d5ce500ed5f181ddf87db4891.exe
"C:\Users\Admin\AppData\Local\Temp\76caad6d5ce500ed5f181ddf87db4891.exe"
1⤵
- Checks BIOS information in registry
- Maps connected drives based on registry
- Suspicious use of SetWindowsHookEx
PID:3268
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 2620
  2⤵
  - Program crash
  PID:1392
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3268 -s 2228
  2⤵
  - Program crash
  PID:4352

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3268 -ip 3268
1⤵
PID:384

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3268 -ip 3268
1⤵
PID:4612

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/3268-0-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download
memory/3268-14-0x0000000000400000-0x00000000005C7000-memory.dmp

Filesize
1.8MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads