564474f891b8da92851e93c2dfaeb67274abd69b6498ada12665a72fe00e69de

Analysis

max time kernel
120s
max time network
128s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
05/09/2024, 10:04

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General

Target

locales/da.pak
Size

371KB
MD5

e7ba94c827c2b04e925a76cb5bdd262c
SHA1

abba6c7fcec8b6c396a6374331993c8502c80f91
SHA256

d8da7ab28992c8299484bc116641e19b448c20adf6a8b187383e2dba5cd29a0b
SHA512

1f44fce789cf41fd62f4d387b7b8c9d80f1e391edd2c8c901714dd0a6e3af32266e9d3c915c15ad47c95ece4c7d627aa7339f33eea838d1af9901e48edb0187e
SSDEEP

6144:czP4qlrn8+ua0swlGVJJwoXlw5CvET5VTrBGzO7iJyd4tTWwT:dqlr89JklwH55rETL

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-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\.pak\ = "pak_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\.pak	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_CLASSES\pak_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
2532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2532	AcroRd32.exe
2532	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 3028 wrote to memory of 2216	3028	cmd.exe	32
PID 3028 wrote to memory of 2216	3028	cmd.exe	32
PID 3028 wrote to memory of 2216	3028	cmd.exe	32
PID 2216 wrote to memory of 2532	2216	rundll32.exe	33
PID 2216 wrote to memory of 2532	2216	rundll32.exe	33
PID 2216 wrote to memory of 2532	2216	rundll32.exe	33
PID 2216 wrote to memory of 2532	2216	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\locales\da.pak
1⤵
- Suspicious use of WriteProcessMemory
PID:3028
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\locales\da.pak
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2216
- - 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\da.pak"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2532

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
d7b342a85029b99506286b72edfc278a

SHA1
f852608a2cec47ead9a0e772e1006643128a3168

SHA256
81b0d9c6f84f4a81295c7c9f019d4f62276badae4ad51fc9db45700afbf7407d

SHA512
50e967eb7d8e64ea1008aa62e201fbcd9ab0acf816874a28bb90708fbfc1e632b2338e3e6d4c1c5f3becb683ad9f09647647619eed762ddad7832746f0750e02

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