71ddfacd8ba48806396c95b279237998945cf8124875728f92d8a9d0489cddd2

Analysis

max time kernel
158s
max time network
145s
platform
windows7_x64
resource
win7-20231025-en
resource tags

arch:x64arch:x86image:win7-20231025-enlocale:en-usos:windows7-x64system
submitted
09-11-2023 22:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

linecache.pyc
Size

3KB
MD5

749ac324b80b41cc7c03720abc918cac
SHA1

eae24d0aeca6f66b6233e7cb3d4b7186739be29b
SHA256

fc55d0442cdf69c8762a30a66ee7231be46c5dcae3bb81177062732857d0292c
SHA512

208ed9e0070bbb791dbf255b143428c6fb2ae710fd813b10a80fa6f6c3f8bd3d55caf684db444992192751677ae0033f0444e3b0e1475ce30d9d73cad6eb2596

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1861898231-3446828954-4278112889-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2720	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2720	AcroRd32.exe
2720	AcroRd32.exe
2720	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2988 wrote to memory of 2748	2988	cmd.exe	29
PID 2988 wrote to memory of 2748	2988	cmd.exe	29
PID 2988 wrote to memory of 2748	2988	cmd.exe	29
PID 2748 wrote to memory of 2720	2748	rundll32.exe	30
PID 2748 wrote to memory of 2720	2748	rundll32.exe	30
PID 2748 wrote to memory of 2720	2748	rundll32.exe	30
PID 2748 wrote to memory of 2720	2748	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\linecache.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2988
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\linecache.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2748
- - 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\linecache.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2720

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
9e9ecbcef5deceba45f1f75f1b0d1a60

SHA1
effca7b896e182ac60f065e9fda1905a861ad088

SHA256
2950be21625878689fc92994100d2bb1a87b21fac69840c29635bd34c48ed73a

SHA512
f3c42b75c4cdbb2c127cb2a83a6f049a75fc41c7b32fb58622b82b85b012904644360693a0761aa1e665df2337c57d47f5fe38beafb29bc8d15ebe2e983512b8

Download Submit