a0109b2dbaa9d58fa022090d798d800fa5edbc429a04c10e83bd833890d4cb89

Resubmissions

10/09/2024, 14:18

240910-rmqlgayflc 10

Analysis

max time kernel
25s
max time network
19s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
10/09/2024, 14:18

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General

Target

main.pyc
Size

7KB
MD5

0009fff420b6a8c3491c4a5e86aedb14
SHA1

930c1697b367bc1255af660e6c4d8c55997bc474
SHA256

e9cfb73d310e54180b8267f2ef656428d093ca7bc78a782a42a7d4e37ac69e7f
SHA512

0dc848b794e0e2aba732792b02ff7e6150dadd09721500649908bf6721de54650514aca9f41b56bbcc248f4f5fb2fedb8706b8baab767f3cee29b492394ea30b
SSDEEP

192:w5RC50XP28D89qVtaZWdXwa1fb6qU+VWXEJhwmQhfNFTMdwu+Anw:N0XPsKSWusfGqYY27NFTPuHw

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-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.pyc	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\.pyc\ = "pyc_auto_file"	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_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-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-457978338-2990298471-2379561640-1000_CLASSES\pyc_auto_file\	rundll32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2672	AcroRd32.exe
2672	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2720 wrote to memory of 2788	2720	cmd.exe	30
PID 2720 wrote to memory of 2788	2720	cmd.exe	30
PID 2720 wrote to memory of 2788	2720	cmd.exe	30
PID 2788 wrote to memory of 2672	2788	rundll32.exe	31
PID 2788 wrote to memory of 2672	2788	rundll32.exe	31
PID 2788 wrote to memory of 2672	2788	rundll32.exe	31
PID 2788 wrote to memory of 2672	2788	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\main.pyc
1⤵
- Suspicious use of WriteProcessMemory
PID:2720
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\main.pyc
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2788
- - 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\main.pyc"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of SetWindowsHookEx
    PID:2672

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
494c95a23b75b4341077ea96ac0b33f0

SHA1
ee3bc142dc88057043ec35c5a49d3b6425011622

SHA256
55105f50989b583ba80fb8fc225659f630dcd18ef377c46e1f2c7a385be4c245

SHA512
b7cefcab8816b029bc9f26b82840aa1f204c67f43e0bfa04b9496350976530ea73663e711b9a5f8bdf16d02e83d19c0cbae8953ea10741667a7258e4f56aef30

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