bc845ab964ef0e15f09dc27adc16edb3381e9aac924d5787ef0046dbe62347d0

Resubmissions

06/01/2025, 08:53

250106-ktfaravkfl5

06/01/2025, 08:49

250106-kreansskgv10

Analysis

max time kernel
121s
max time network
124s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06/01/2025, 08:53

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General

Target
Resources/Data/x64/x86/gh13991.phpt
Size 395B
Sample250106-ktfaravkfl
SHA256 267f8be6fb2fac6be1175de4510b4a86b10ebac05ef2efba0a49d40fd03a1d3d
MD5 a94a76b71c726c0d3e3fcd114f87b27e
SHA1 8c7407bb9991dbc57ee6a4f11e772e6a853dd5f9
SHA512 0d06791c3dec37203134be131e4af6bb3d117851a4423ecc604ff9c7e3bee62bff46680d74e00add90c634b0fd4753ef0ec948abd0d15432e0e88ddb950e1050
MD5 SHA1 SHA512

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1846800975-3917212583-2893086201-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2600	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2600	AcroRd32.exe
2600	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2100 wrote to memory of 2664	2100	cmd.exe	32
PID 2100 wrote to memory of 2664	2100	cmd.exe	32
PID 2100 wrote to memory of 2664	2100	cmd.exe	32
PID 2664 wrote to memory of 2600	2664	rundll32.exe	33
PID 2664 wrote to memory of 2600	2664	rundll32.exe	33
PID 2664 wrote to memory of 2600	2664	rundll32.exe	33
PID 2664 wrote to memory of 2600	2664	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Resources\Data\x64\x86\gh13991.phpt
1⤵
- Suspicious use of WriteProcessMemory
PID:2100
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Resources\Data\x64\x86\gh13991.phpt
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2664
- - 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\Resources\Data\x64\x86\gh13991.phpt"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2600

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

Replay Monitor

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Downloads

SharedDataEvents

Path C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents
Size 3KB
SHA256 052659949dde41c179ac87e2998b5ef8485e4ccd03d3285753ea36f85ba48a43
MD5 5da50bdfdd6b345226951e823f565f71
SHA1 68dcf2b0a8b051de7b13b927accc954e353afb28
SHA512 a7168aa749759c9162028b8eb1beee9d69cee2e21bea325f4d5799744fa3a670f19b1f448175413c8968e8a76080feae00b7bfa7b446231d27d63e93930b44c8
MD5 SHA1 SHA512

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