35b25eed9892d97ec680f80bd0c4d8c7099664ea5cd3949cb6b214b7f15b75d5

Analysis

max time kernel
102s
max time network
18s
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/ca/messages.json
Size

4KB
MD5

1c74cdc1ebf28bf2f6e6b4ceb3d1feed
SHA1

726d53126d1ddb7419da38acb489b0523920033f
SHA256

05e5992a8672aa491aaeb835c1f8a266203fb546dcf11135c670377ae237e311
SHA512

6803873fd2ec966b125ee1ebbc2df1ff268eddc2c9ccd8fd2f0b024f59c1ca166667fdc266cd93f07fe12f85dc65f07c42acf1f15068d604f6f3bf6ab4292b41
SSDEEP

96:u6bwFAghRtnuLuQTlhD3FfqeDVe2RgcFwx:u6bpgZni1TlPfXVeMgN

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-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.json	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.json\ = "json_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\json_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_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
1924	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1924	AcroRd32.exe
1924	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 1780	1636	cmd.exe	30
PID 1636 wrote to memory of 1780	1636	cmd.exe	30
PID 1636 wrote to memory of 1780	1636	cmd.exe	30
PID 1780 wrote to memory of 1924	1780	rundll32.exe	31
PID 1780 wrote to memory of 1924	1780	rundll32.exe	31
PID 1780 wrote to memory of 1924	1780	rundll32.exe	31
PID 1780 wrote to memory of 1924	1780	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\RoPro\_locales\ca\messages.json
1⤵
- Suspicious use of WriteProcessMemory
PID:1636
- 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\ca\messages.json
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1780
- - 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\ca\messages.json"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:1924

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
00402ddc2f36406a42aa4835ceeedeb5

SHA1
b55186e6d452cd9146aec872e8bc2426d047cba4

SHA256
fcad98e6933c78698713a2e7135a1b9ce9a2674e2c61a103c023829ac18284f2

SHA512
8e46344a84bb474b801d2a1e56df8fb141a2fec53005cc63abf1d0424576bbc4edba77e7f172e3d52d11cdf1fb485c3708675d58aefeb6715278d3b49e476126

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