1d9a3c8728d6868857aaa0d0817bcffab975fdaed769b2d70a750972280c8c72

Analysis

max time kernel
119s
max time network
130s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
13-11-2024 20:09

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General

Target

locales/en-US.pak
Size

338KB
MD5

5e3813e616a101e4a169b05f40879a62
SHA1

615e4d94f69625dda81dfaec7f14e9ee320a2884
SHA256

4d207c5c202c19c4daca3fddb2ae4f747f943a8faf86a947eef580e2f2aee687
SHA512

764a271a9cfb674cce41ee7aed0ad75f640ce869efd3c865d1b2d046c9638f4e8d9863a386eba098f5dcedd20ea98bad8bca158b68eb4bdd606d683f31227594
SSDEEP

6144:xiLqIY2MuZYLMMP9ecGmM8faYdY4K55TiSbn8vMwS:xiLqIp34MM+mM0Y55eSKMwS

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-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings rundll32.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

AcroRd32.exe

pid process

2864 AcroRd32.exe
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

AcroRd32.exe

pid process

2864 AcroRd32.exe
2864 AcroRd32.exe

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

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3290804112-2823094203-3137964600-1000_Classes\Local Settings	rundll32.exe

pid	process
2864	AcroRd32.exe

pid	process
2864	AcroRd32.exe
2864	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

Processes:

cmd.exerundll32.exe

description	pid	process	target process
PID 1796 wrote to memory of 2120	1796	cmd.exe	rundll32.exe
PID 1796 wrote to memory of 2120	1796	cmd.exe	rundll32.exe
PID 1796 wrote to memory of 2120	1796	cmd.exe	rundll32.exe
PID 2120 wrote to memory of 2864	2120	rundll32.exe	AcroRd32.exe
PID 2120 wrote to memory of 2864	2120	rundll32.exe	AcroRd32.exe
PID 2120 wrote to memory of 2864	2120	rundll32.exe	AcroRd32.exe
PID 2120 wrote to memory of 2864	2120	rundll32.exe	AcroRd32.exe

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\en-US.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:1796
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\locales\en-US.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2120
- - 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\locales\en-US.pak"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2864

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
be0ae0d860cf3d96106a3cd0015b196e

SHA1
d3a842a66fc4608a623b9e0a1358c2241d65801c

SHA256
a59a8576277c0c9c435403027dad4600a78c5889463e570310dc55ac741aebb5

SHA512
7b22715980dc8cfd5802a9b4df1dfd39fd5556f667167e5252e58ba5eac5899d2ae127265978f2f8a6cc8c6b331fe2775a760cbd3ec9c44e3828a573d83de626

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