c911fc796b9bf671e9d239a637e14f44f55cf8617e7a76bbbfdde77d89152faa

Analysis

max time kernel
119s
max time network
121s
platform
windows7_x64
resource
win7-20240611-en
resource tags

arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system
submitted
13/06/2024, 01:58

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General

Target
eeMemory.bin
Size 32.0MB
Sample240613-cdx7matfpk
SHA256 e5afe38c4a8da4ae62255370bcb6184cacb10e4f13bc0b06c1272c36360b459a
MD5 12995a756ac8477d8b86e3f28b7cab19
SHA1 bb6b02dd734b32a7cbe2bb3e0bb89a4cb43a6f8f
SHA512 6e3c9bfafb95225361308ee015b07799058431b7c650104b6ad95b52b8ff885f00f2803a81507450e0f56ae3374e0191d02be81ac6d0becde8507399ac0dd6dd
SSDEEP 393216:tXBoN2ca2/5NCCVEXJyppEWK8JctEWK8JcmNp:tuMQ5NCY4JD8JcM8Jcm
MD5 SHA1 SHA512 SSDEEP

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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\bin_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\.bin	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\.bin\ = "bin_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\bin_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\bin_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\bin_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\bin_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2812790648-3157963462-487717889-1000_CLASSES\bin_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2272	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2272	AcroRd32.exe
2272	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1180 wrote to memory of 2752	1180	cmd.exe	29
PID 1180 wrote to memory of 2752	1180	cmd.exe	29
PID 1180 wrote to memory of 2752	1180	cmd.exe	29
PID 2752 wrote to memory of 2272	2752	rundll32.exe	30
PID 2752 wrote to memory of 2272	2752	rundll32.exe	30
PID 2752 wrote to memory of 2272	2752	rundll32.exe	30
PID 2752 wrote to memory of 2272	2752	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\eeMemory.bin
1⤵
- Suspicious use of WriteProcessMemory
PID:1180
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\eeMemory.bin
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2752
- - 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\eeMemory.bin"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2272

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 5b5de40a50cda72f825e0b7ce5d444827baf15d2e6ae1651cc2baf919727089c
MD5 0c97aa13cd3fb25bf82549a39ee4a34d
SHA1 3f52958d8fa5fffe25644189d3b9bbfc4bbc682d
SHA512 ddba2984032bed971c2a94ce9e1de8ca05bb3825c09052ce99f81b8bce891063da85e8bfc8be1803fd345a588aabceccd0c5919cbae041c8998912b2b30fed7e
MD5 SHA1 SHA512

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