61859a2460b667071ecd47bb30206247afc972d6a02f5932d827057734347133

Analysis

max time kernel
150s
max time network
121s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
25-07-2023 11:01

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General

Target

newhotmail/hotmail/no_recording.php
Size

15KB
MD5

1831f780efe63c0f29f8c169a4adcca6
SHA1

c38dfe858ea79c5b2558494e11581018e9f18a95
SHA256

e859ed0b4d03506fb4e0761e5149483817c19f899580d3c094014f22276b4fbc
SHA512

08acaee40f2cb2bdaae3a08c82e1daa5474524526957dd7627e37cc29b863474262593dafbbcf6124772097c8e24dae38e15ee8426c173e1d5063535c38350ca
SSDEEP

192:7roZz/hlAnhCVRc6xbopf2KhFtZMOWxyzhtdSOC1LNROPSYYLuLIjYhEmuEg5Ipy:fMl4oRXK28y1yzYKLI0hEmu3fo2j

Score

3^/10

Malware Config

Signatures

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

System Information Discovery
T1082

Modifies registry class 9 IoCs

Processes:

rundll32.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\.php\ = "php_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\php_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\php_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\php_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\php_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\php_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\php_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_CLASSES\.php	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2904 AcroRd32.exe
Suspicious use of SetWindowsHookEx 3 IoCs

Processes:

AcroRd32.exe

pid process

2904 AcroRd32.exe
2904 AcroRd32.exe
2904 AcroRd32.exe

pid	process
2904	AcroRd32.exe

pid	process
2904	AcroRd32.exe
2904	AcroRd32.exe
2904	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2220 wrote to memory of 2876	2220	cmd.exe	rundll32.exe
PID 2220 wrote to memory of 2876	2220	cmd.exe	rundll32.exe
PID 2220 wrote to memory of 2876	2220	cmd.exe	rundll32.exe
PID 2876 wrote to memory of 2904	2876	rundll32.exe	AcroRd32.exe
PID 2876 wrote to memory of 2904	2876	rundll32.exe	AcroRd32.exe
PID 2876 wrote to memory of 2904	2876	rundll32.exe	AcroRd32.exe
PID 2876 wrote to memory of 2904	2876	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\newhotmail\hotmail\no_recording.php
1⤵
- Suspicious use of WriteProcessMemory
PID:2220

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\newhotmail\hotmail\no_recording.php
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2876

C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\newhotmail\hotmail\no_recording.php"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2904

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Filesize
3KB

MD5
b6a0842ad140f9d170a47ae78b23d172

SHA1
fcc8b5c2f9ba38858a3f5c48a7d79d315d5babff

SHA256
8fd49ad9e2486c88220a82dc366a22caa1e51ed9dce1bcfbce4796d16b31c0bf

SHA512
e632a3ecb78f40d48e62a1ebd1c0a01a44ca4e86d717fe548160463b2d1ca32e218f0e2f9a28dae800a35eeec7fe16a713e6fbf4196413958d750b713a540fdb

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