a034bcb0be853973913fda53f4c3ce71f38e450c865d718af086f360e22af318

Analysis

max time kernel
158s
max time network
163s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
08/10/2023, 01:12

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General

Target

bennu-0.4.1a7/bennu/api/spiderForYahooCurrency.py
Size

3KB
MD5

4ec892bbf437919b129968506a59b4fc
SHA1

cb1f54fd5df3eff276ae24ccdbbc07c9540041b9
SHA256

cdb1d673ceaed7bf887ad85c4a5896cb1996afe72904da3d28e47523df304992
SHA512

6699bbebeb4748d6c81a1641711093af77d7529bf049f2ba0b59c22f8ccf501ee0a02a8749c8c081831a22412f9143212abaf996d3f4867209d95145f414c81e

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-1-5-21-3849525425-30183055-657688904-1000_CLASSES\py_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\py_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\py_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\py_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\.py	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\py_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\.py\ = "py_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3849525425-30183055-657688904-1000_CLASSES\py_auto_file\shell\Read	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2968	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2968	AcroRd32.exe
2968	AcroRd32.exe
2968	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2392 wrote to memory of 2692	2392	cmd.exe	31
PID 2392 wrote to memory of 2692	2392	cmd.exe	31
PID 2392 wrote to memory of 2692	2392	cmd.exe	31
PID 2692 wrote to memory of 2968	2692	rundll32.exe	33
PID 2692 wrote to memory of 2968	2692	rundll32.exe	33
PID 2692 wrote to memory of 2968	2692	rundll32.exe	33
PID 2692 wrote to memory of 2968	2692	rundll32.exe	33

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\bennu-0.4.1a7\bennu\api\spiderForYahooCurrency.py
1⤵
- Suspicious use of WriteProcessMemory
PID:2392
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\bennu-0.4.1a7\bennu\api\spiderForYahooCurrency.py
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2692
- - 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\bennu-0.4.1a7\bennu\api\spiderForYahooCurrency.py"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2968

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
0fdd7849166f28776ae4b8085e34e446

SHA1
da3150f8126ba9f8ca63ea3adfae52462bd005a4

SHA256
bbda97bdc6130c42c0c0f3e861943f627b863e918e237ae2ba7b2b3cae33eaa5

SHA512
e1a9b40dda03b03c91a9a2d52c0d7983ba49410d8a4e8e6ae0fd65ce874d1042fb98adb5544e394db750ac5554730fa94f17204555b6d2edfa0d2397ef7af59f

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