35b25eed9892d97ec680f80bd0c4d8c7099664ea5cd3949cb6b214b7f15b75d5

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
18-08-2024 15:19

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General

Target

RoPro/_locales/de_CH/messages.json
Size

4KB
MD5

7233c6e4056ce321550cb81beee99c49
SHA1

ed48cc7f67483452d89ab92e27f7b494e25e0494
SHA256

f479479ab172554e14c2f17b047eb00a409185b66d07a79f5240ba77e717f38a
SHA512

c181ea03665323001e476f1b062edbaebd848f8ace1d7b3860fa2a2cf525bfb245c116ead3847906ff6be162fb136e13164553e5fc0656e131f64a573598ac67
SSDEEP

48:PJvi9JkD6lS7e+y/Cunu0r+5300oRcVrkSV6tgFz0xhx/Ce2/+TNBoVUpEA6js:PJUJvJ/Cunu0r+5300oYzVzI2gcA

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-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\json_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\json_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3502430532-24693940-2469786940-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2548	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2548	AcroRd32.exe
2548	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2976 wrote to memory of 2652	2976	cmd.exe	31
PID 2976 wrote to memory of 2652	2976	cmd.exe	31
PID 2976 wrote to memory of 2652	2976	cmd.exe	31
PID 2652 wrote to memory of 2548	2652	rundll32.exe	32
PID 2652 wrote to memory of 2548	2652	rundll32.exe	32
PID 2652 wrote to memory of 2548	2652	rundll32.exe	32
PID 2652 wrote to memory of 2548	2652	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RoPro\_locales\de_CH\messages.json
1⤵
- Suspicious use of WriteProcessMemory
PID:2976
- 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\de_CH\messages.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2652
- - 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\de_CH\messages.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2548

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
3272b2004153d086fcecd8147df26e44

SHA1
11531bc6286569b8f80586593082ad025b6e4a5f

SHA256
99d5ea174acdc853ea9bc809579ecff9b7a77994dd1a5c419c3879c18fd2f809

SHA512
35657aa9ea93c6093eec762adbdd66c8358171690d95ac2c9bc3b9501e9ec196638d8c78e853d33acdc483605fb64ad6b07e1c0ae31105ab3c001afd9132c44b

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