6fa8356f35968afc15ecb036d17e197dfc310fcd5a42fa952183bd4b5a37fc36

Resubmissions

02-08-2024 17:05

240802-vlzpjaxbrd 7

02-08-2024 17:02

240802-vj9fyssbrr 7

Analysis

max time kernel
103s
max time network
19s
platform
windows7_x64
resource
win7-20240704-en
resource tags

arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
submitted
02-08-2024 17:05

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General

Target

TeddyPcApiRequests.pyc
Size

44KB
MD5

5ccfe49fc39404a8d972fa46aa91b715
SHA1

e603381b0d59cb07abd0869d5095d580c849e314
SHA256

d2ff3406d57af0b2aca8376091fec6b1aea9ab92fd0b25f0510b16a87f50a9a6
SHA512

fa4bc5337c1685121dc1651498119991ee79daecd6f7fcf4e054e34876acfa8c8db78aabf5d1b9dde46e956c3dac6a5caaf17ed77c2639b600d5d4d2ea6e7333
SSDEEP

768:zeXiyP3ZdEVwoeImGlaDgm+owiv+VsAOI:zeXiyRdEVwoeImG4DgogOI

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 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_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-1-5-21-2212144002-1172735686-1556890956-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2212144002-1172735686-1556890956-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2856	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2856	AcroRd32.exe
2856	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2388 wrote to memory of 2148	2388	cmd.exe	30
PID 2388 wrote to memory of 2148	2388	cmd.exe	30
PID 2388 wrote to memory of 2148	2388	cmd.exe	30
PID 2148 wrote to memory of 2856	2148	rundll32.exe	31
PID 2148 wrote to memory of 2856	2148	rundll32.exe	31
PID 2148 wrote to memory of 2856	2148	rundll32.exe	31
PID 2148 wrote to memory of 2856	2148	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\TeddyPcApiRequests.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2388
- 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:2148
- - 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⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2856

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

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

Filesize
3KB

MD5
aff1265509145ce4a55da8c80d55306e

SHA1
38082cb036bac2abc7090985a47176da346ed548

SHA256
bb1ceef322626c6a04e9adb10ddb010bcf7698658e205eee58a3048b4fb70edb

SHA512
bef5e2288f7d9c07c33017e4ac279a8f58ea18ed701a4e0e85eabeb6817d7152a61d9e8eb5b5e8e8e112d6d6e6a1136c5102c4880da220b14f65f2cab90453e0

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