7fa3c53115c61a095da7ce93276e828198fba45f93c30bf245a0ffd9266a77bf

Analysis

max time kernel
122s
max time network
136s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
04-11-2024 13:52

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General

Target

app-11.17.0/icudtl.dat
Size

10.2MB
MD5

e0f1ad85c0933ecce2e003a2c59ae726
SHA1

a8539fc5a233558edfa264a34f7af6187c3f0d4f
SHA256

f5170aa2b388d23bebf98784dd488a9bcb741470384a6a9a8d7a2638d768defb
SHA512

714ed5ae44dfa4812081b8de42401197c235a4fa05206597f4c7b4170dd37e8360cc75d176399b735c9aec200f5b7d5c81c07b9ab58cbca8dc08861c6814fb28
SSDEEP

196608:hpgPBhORiuQwCliXUxbblHa93Whli6Z86WOH:n8wkDliXUxbblHa93Whli6Z8I

Score

3^/10

discovery

Malware Config

Signatures

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

System Information Discovery
T1082
System Location Discovery: System Language Discovery 1 TTPs 1 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
discovery

System Language Discovery
T1614.001

Processes:

AcroRd32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe
Modifies registry class 1 IoCs

Processes:

rundll32.exe

description ioc process

Key created \REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2528 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2528 AcroRd32.exe
2528 AcroRd32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-312935884-697965778-3955649944-1000_Classes\Local Settings	rundll32.exe

pid	process
2528	AcroRd32.exe

pid	process
2528	AcroRd32.exe
2528	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1392 wrote to memory of 2628	1392	cmd.exe	rundll32.exe
PID 1392 wrote to memory of 2628	1392	cmd.exe	rundll32.exe
PID 1392 wrote to memory of 2628	1392	cmd.exe	rundll32.exe
PID 2628 wrote to memory of 2528	2628	rundll32.exe	AcroRd32.exe
PID 2628 wrote to memory of 2528	2628	rundll32.exe	AcroRd32.exe
PID 2628 wrote to memory of 2528	2628	rundll32.exe	AcroRd32.exe
PID 2628 wrote to memory of 2528	2628	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\app-11.17.0\icudtl.dat
1⤵
- Suspicious use of WriteProcessMemory
PID:1392
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\app-11.17.0\icudtl.dat
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2628
- - 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\app-11.17.0\icudtl.dat"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2528

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
8990020655fcb0b7552abd4f185ab0f8

SHA1
0a98d8a4e11118dea9530a8906c05eca6a980c44

SHA256
818e9b1f2907d1581e9497f02c761edc73b19d2613a9794521ee06091514b4e4

SHA512
62606eab03c003bdd62cfa24cb21bdcc673226625bcc287160fc150e5bdec89099ea836770e7645d914a8573b4ec9bcb0d2306f315198676719a275f6cd70058

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