cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08

Analysis

max time kernel
51s
max time network
51s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
20/06/2024, 03:29

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General

Target

cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Size

3.2MB
MD5

be447ea906e07c428343cfa33cbbcc82
SHA1

be23362c3db23973d1955360446d5c1979f353a6
SHA256

cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08
SHA512

cc7ca26622ffdf67b9a22f7ec64946a5082ea2b9e6084426e8f1550fc27d2696cf4c9640d56ef5c957c022a21da01125f4b8bab105652efc620ab5e3c57a3a13
SSDEEP

49152:Lm7wIIjaSOV+THnJY4fsC1EBG0fRGtxbZdxajwbrS79F5/wcr6QqbD5Iv:i8IsaSOolY4fsCmbIBSw09D/KTBI

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/4660-0-0x0000000000C20000-0x000000000163F000-memory.dmp	upx
behavioral2/memory/4660-35-0x0000000000C20000-0x000000000163F000-memory.dmp	upx

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3116	4660	WerFault.exe	82

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 opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe

Enumerates system info in registry 2 TTPs 4 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemManufacturer	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemProductName	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe

Modifies Internet Explorer settings 1 TTPs 2 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe = "11001"	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
4660	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
4660	cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe

C:\Users\Admin\AppData\Local\Temp\cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe
"C:\Users\Admin\AppData\Local\Temp\cf62ddf8d38432d1aea2a3c9fec3886bd24633fc0d39636162faabf21ed2bd08.exe"
1⤵
- Checks processor information in registry
- Enumerates system info in registry
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4660
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4660 -s 1788
  2⤵
  - Program crash
  PID:3116

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4660 -ip 4660
1⤵
PID:4940

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\{B75B45B3-C56B-40BC-B904-6A4693A2A779}\CCDInstaller.js

Filesize
1.3MB

MD5
4b02242ed1b6281db19b4f60c127cc5d

SHA1
69ea4924a273dbb03f31d3c7d6d2cfd2270cad1c

SHA256
9fbf9ff720e09c16da2066b8bab9879a4c83682f687ebe806c5ea78e1eb9467b

SHA512
dd44025147f63e307636424d80405f14a02ad2cc4ad4f80878537b21df7981f546115348711fff6e13483fe6fb04684c079309af28c8ebf43ef83ffe9b49fc1f

Download Submit
C:\Users\Admin\AppData\Local\Temp\{B75B45B3-C56B-40BC-B904-6A4693A2A779}\index.html

Filesize
426B

MD5
a28ab17b18ff254173dfeef03245efd0

SHA1
c6ce20924565644601d4e0dd0fba9dde8dea5c77

SHA256
886c0ab69e6e9d9d5b5909451640ea587accfcdf11b8369cad8542d1626ac375

SHA512
9371a699921b028bd93c35f9f2896d9997b906c8aba90dd4279abba0ae1909a8808a43bf829584e552ccfe534b2c991a5a7e3e3de7618343f50b1c47cff269d6

Download Submit
memory/4660-0-0x0000000000C20000-0x000000000163F000-memory.dmp

Filesize
10.1MB

Download
memory/4660-35-0x0000000000C20000-0x000000000163F000-memory.dmp

Filesize
10.1MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads