71ce71735aa47a3b1d17e1b6639aaf6213b4c284243ad5ae7bb36fa1c5c9975f

Analysis

max time kernel
122s
max time network
125s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
27-05-2024 08:47

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General

Target

platform-tools/lib64/libc++.so
Size

1.2MB
MD5

299383192987cab6106075b5e0b5214a
SHA1

aac38d27554ff20a054562c6d1a8640c77c24964
SHA256

cbcb47f0907e688c30f846490884a2c24ef465dc96080350063491c3c0713835
SHA512

4c71c386381a86926edaac2924b2a29edbbdff9c6eddba1b810ce26c38b2dec49eac41b767af13fa71f2c7f56642858303b4b262bc87db64dec900473081c542
SSDEEP

24576:WR7l2SLumB5qsbVElEbhYe2sdpQM0srPgAT7MBaUNdSbGR7l2SLu2BT:+AsbuvePp0srPgATVUXSbaT

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
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\so_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.so\ = "so_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\so_auto_file\shell\Read	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\so_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-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\so_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\.so	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\so_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2248906074-2862704502-246302768-1000_CLASSES\so_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2556 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2556 AcroRd32.exe
2556 AcroRd32.exe

pid	process
2556	AcroRd32.exe

pid	process
2556	AcroRd32.exe
2556	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 2260 wrote to memory of 2664	2260	cmd.exe	rundll32.exe
PID 2260 wrote to memory of 2664	2260	cmd.exe	rundll32.exe
PID 2260 wrote to memory of 2664	2260	cmd.exe	rundll32.exe
PID 2664 wrote to memory of 2556	2664	rundll32.exe	AcroRd32.exe
PID 2664 wrote to memory of 2556	2664	rundll32.exe	AcroRd32.exe
PID 2664 wrote to memory of 2556	2664	rundll32.exe	AcroRd32.exe
PID 2664 wrote to memory of 2556	2664	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\platform-tools\lib64\libc++.so
1⤵
- Suspicious use of WriteProcessMemory
PID:2260

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\platform-tools\lib64\libc++.so
2⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:2664

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\platform-tools\lib64\libc++.so"
3⤵
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
PID:2556

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
21a5b26cf121e8fa3968d66cae0bc0bf

SHA1
07fa4686b1add35b800bde1ff4b7eb72315e2bf9

SHA256
fd894cd2bb91a85c5a404e250aee10fb19945cd5306d87cda1b3cf2586c49645

SHA512
d00b923a075d12b85556d43a1d84f32cd2ac7fef4906ecd06708ff6e67768e1eb1b9ec67ab2bc2ea7f1612802a1c343421672dbd46bdcd9f5d74b4fefcb07371

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