c2dfa035423fbd68e4630a2d1596fbbb3002457521c893e577d3cf82f0590bfe

Analysis

max time kernel
102s
max time network
17s
platform
windows7_x64
resource
win7-20240729-en
resource tags

arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
submitted
05/10/2024, 20:56

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General

Target

otpbotlocal.pyc
Size

9KB
MD5

2f2229f1c983738ed7e15cbe61e08c13
SHA1

99e6852bf1ec3b14b1165d3cab80e99e4b94c09f
SHA256

45820bb814081367987b110b3f1f3f10cd74ea028dfc9fca6ce5c93d80a8e9eb
SHA512

981c56c910c533163de5b0fcca0278fdea20f17a17d95745b0ac9e8bd1b81c6649a08735821d953f58da0537975c0e6fdcb32777af5b63f85ec198aff97c567d
SSDEEP

192:lQZxZmNYXiPJkDUn77777B77bTuC7Ic3sevCxJhtNWrmhoFDW:lQZKuyVyC13sIHrmhoFDW

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 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2703099537-420551529-3771253338-1000_Classes\Local Settings	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2184	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2184	AcroRd32.exe
2184	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2748 wrote to memory of 2912	2748	cmd.exe	31
PID 2748 wrote to memory of 2912	2748	cmd.exe	31
PID 2748 wrote to memory of 2912	2748	cmd.exe	31
PID 2912 wrote to memory of 2184	2912	rundll32.exe	32
PID 2912 wrote to memory of 2184	2912	rundll32.exe	32
PID 2912 wrote to memory of 2184	2912	rundll32.exe	32
PID 2912 wrote to memory of 2184	2912	rundll32.exe	32

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\otpbotlocal.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2748
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\otpbotlocal.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2912
- - 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\otpbotlocal.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2184

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

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Downloads

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

Filesize
3KB

MD5
f6da8a79608dda5f628461a54f3eb815

SHA1
3f81706b744ee351fab89bdb1a610f009136d0be

SHA256
e89706a1ec454cf0e178190056da88aa038825f0541174165c6dfbda81ddd783

SHA512
911b46c6d4dbdbab1952f2db835d29580fa2e05ab3417ea7bbb6ea157c5a8215814b0f7d8c1d728eae7203edaf8863c9823edb101decbc504093dbe07183ee06

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