72528568e80de1a67086223be26b2644c8f1ec846ada51f8b030e784b3155200

Resubmissions

11/07/2024, 23:46

240711-3sg23azclr 10

11/07/2024, 23:38

240711-3m8b3azapm 10

11/07/2024, 23:35

240711-3lch1a1hpb 10

Analysis

max time kernel
119s
max time network
120s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
11/07/2024, 23:35

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General

Target

source_prepared.pyc
Size

65KB
MD5

65a0ac3b3123e17038508fc9b2b809eb
SHA1

75a35cfa1cf55038655253987ac55cbafe90ea67
SHA256

c50df877c6cec044c33e5c6591eb710bcd4d9014c2867bb22f885962977a37a4
SHA512

b35125cbae9d35e7bb15c5a49b4ec62bf8ed54c62defdcb4080f18e40df173385b2b78d1e2ca503f076a9e734f4528fecac97009068d7318768d4de4c187dba8
SSDEEP

1536:iaORgVgP9tXayBj1uYCFjU7x/IdBdoTupxU:YRg2/XVBkFw7xodop

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-1-5-21-3434294380-2554721341-1919518612-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3434294380-2554721341-1919518612-1000_CLASSES\.pyc	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2760	AcroRd32.exe
2760	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1580 wrote to memory of 2728	1580	cmd.exe	31
PID 1580 wrote to memory of 2728	1580	cmd.exe	31
PID 1580 wrote to memory of 2728	1580	cmd.exe	31
PID 2728 wrote to memory of 2760	2728	rundll32.exe	33
PID 2728 wrote to memory of 2760	2728	rundll32.exe	33
PID 2728 wrote to memory of 2760	2728	rundll32.exe	33
PID 2728 wrote to memory of 2760	2728	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:1580
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\source_prepared.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2728
- - 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\source_prepared.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2760

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

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Downloads

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

Filesize
3KB

MD5
b464bd8057f18620f2d70ddfa3e35daa

SHA1
42cf0cffac5866e0d0c3f5a127b040aab7004008

SHA256
3b5f8bb096a4d3b4dd77b6236deb345fd2f3198735dbefcb5335e603316b621b

SHA512
08d274a782fdea3e859bd1b5577e18064b61d41041be86bfc2350249cc10443fe5b7559de03bcf3d4c9c9b3ee6f89ce64012ffd436cae59dcbda9163078256d3

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