96930d130b4ba009076120a31f70314290241ba2243f6bd5bde14cc6dc170c8a

Analysis

max time kernel
120s
max time network
121s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
02-03-2024 20:09

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General

Target

TeddyPcApiRequests.pyc
Size

44KB
MD5

503feaa89ec55b48ba0d250eb0efddb7
SHA1

a364d04b1361aa8dbdf45bd08f8ac27c487f9d70
SHA256

3c7da6fe6d091ea44d2c56c089178156b432971fcb5d80ca6bedb88968f8deff
SHA512

9155684181e64577566b9c3c5cac002069871f7c07befbe32bcd6731055606bafb4e13f735c4f2ea6559b77142a042bc4c76f0d3e24b747d8a4c6f8ab934ccf4
SSDEEP

768:zeXiyP3ZdEVwoeImGlaDgm+owijQ/s3O2:zeXiyRdEVwoeImG4DgojO2

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-1-5-21-1298544033-3225604241-2703760938-1000_Classes\Local Settings	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\.pyc	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-1298544033-3225604241-2703760938-1000_CLASSES\pyc_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
2116	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2116	AcroRd32.exe
2116	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2212 wrote to memory of 2668	2212	cmd.exe	29
PID 2212 wrote to memory of 2668	2212	cmd.exe	29
PID 2212 wrote to memory of 2668	2212	cmd.exe	29
PID 2668 wrote to memory of 2116	2668	rundll32.exe	30
PID 2668 wrote to memory of 2116	2668	rundll32.exe	30
PID 2668 wrote to memory of 2116	2668	rundll32.exe	30
PID 2668 wrote to memory of 2116	2668	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TeddyPcApiRequests.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2212
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\TeddyPcApiRequests.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2668
- - 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\TeddyPcApiRequests.pyc"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2116

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
ed476c862ccfd64d44ebe813915eddd9

SHA1
9753ef22b6964d2db50efcdb8fd583632ecfac31

SHA256
b94055ad90eb2041aac959b0de0bd0ab8eea488448ace2130e51d72e66ab1ba8

SHA512
c12addc34535cd8bedaa7f42f9f70a22d4295aed5f1e9f191d2eddbf88aca6c464235e4913677077598edb65d647f099f0b07c20519a2f92554d7a387907d052

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