e939a53fe11b0d32d9ee617f92d48fc4b409516d5c5ecfe4599a6c64d7fb1241

Analysis

max time kernel
150s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2023 21:03

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General

Target

HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe
Size

1.3MB
MD5

4dce9a0afd4a43f7a21896f50aa2b442
SHA1

f915dad6ebd4276518f7d962619a3c4612b76be0
SHA256

e939a53fe11b0d32d9ee617f92d48fc4b409516d5c5ecfe4599a6c64d7fb1241
SHA512

daf5a5e4b0601f8f0b29f8292b659be41a79d7045fe0b9ffa8b71df966aac01ef5d29bcec2be4aee233926976f8708f6bb86f4639e4ee08368ac9909bfac7290
SSDEEP

24576:lDlfF9pRxwExoc7pZtSDBPNqig4ON4+xJX7YRk:nFDRx7V7pEPHpON4qJX7V

Score

7^/10

upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral2/memory/3704-133-0x0000000000C10000-0x0000000000FF2000-memory.dmp	upx
behavioral2/memory/3704-184-0x0000000000C10000-0x0000000000FF2000-memory.dmp	upx

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\system32\config\systemprofile\AppData\Local\Microsoft\InstallService\{045293C4-E3DC-433B-86C6-68CBF7ED4BDA}.catalogItem	svchost.exe

Checks processor information in registry 2 TTPs 3 IoCs

Processor 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\CentralProcessor\0\~MHz	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	svchost.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	svchost.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	svchost.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	svchost.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3704	HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe
3704	HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe
3704	HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe
3704	HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe
"C:\Users\Admin\AppData\Local\Temp\HTTP-1689370168.058901-4dce9a0afd4a43f7a21896f50aa2b442-FYJEDU30ND5QrglURb.exe"
1⤵
- Suspicious use of SetWindowsHookEx
PID:3704

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k netsvcs -p
1⤵
- Drops file in System32 directory
- Checks processor information in registry
- Enumerates system info in registry
PID:5092

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/3704-133-0x0000000000C10000-0x0000000000FF2000-memory.dmp

Filesize
3.9MB

Download
memory/3704-184-0x0000000000C10000-0x0000000000FF2000-memory.dmp

Filesize
3.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads