35b25eed9892d97ec680f80bd0c4d8c7099664ea5cd3949cb6b214b7f15b75d5

Analysis

max time kernel
121s
max time network
123s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
18/08/2024, 15:19

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General

Target

RoPro/_locales/cs/messages.json
Size

4KB
MD5

a81b97171966643b43ed9fff1638f10f
SHA1

2bcab2d590fce893c9b36046b81e9d5eb029b108
SHA256

de2a2912f7f39ca95e45b6e590c5cf416adc2468a86c20eaf4de75c2a2b9bb61
SHA512

b7bbbfb28caaee541eb999b7cbba45e7a4eb94a1d44c3d87dcd89a318704a6d934253b81645c8d651f6248cf9b68199dd5482b89f676cdff6b8d96bd9e8744c5
SSDEEP

96:nFTOp+vSu3uuvSd53tKaV6MVQxwQl/NbV:nF6pkSNuyLV6MaGQl/NbV

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

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

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\json_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.json	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2748	AcroRd32.exe
2748	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2724 wrote to memory of 2084	2724	cmd.exe	31
PID 2724 wrote to memory of 2084	2724	cmd.exe	31
PID 2724 wrote to memory of 2084	2724	cmd.exe	31
PID 2084 wrote to memory of 2748	2084	rundll32.exe	32
PID 2084 wrote to memory of 2748	2084	rundll32.exe	32
PID 2084 wrote to memory of 2748	2084	rundll32.exe	32
PID 2084 wrote to memory of 2748	2084	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RoPro\_locales\cs\messages.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2724
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\RoPro\_locales\cs\messages.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2084
- - 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\RoPro\_locales\cs\messages.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2748

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
3db34c12a01b2a347eebfb8e9d508f9d

SHA1
ca9ca12eaa5cc852b7ceae61ca7cfa3114a823bf

SHA256
f928585367f23f8eab7db9b616bd8bde5d7d2372bd6e6a13a4176e750d8d5855

SHA512
c3f6b28284db6afeed65b197c42aab378821a42ff058dffaed1f97b3c8da731bc69a73d729fb1e882bc8f048a47317f9a8f35cdd7337b3167dc149addc359767

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