3ea350fa6916e36ba67a8a17a347bb89ab2567120eb9af4cf6648c1809711274

Analysis

max time kernel
1202s
max time network
855s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
20/07/2023, 05:12

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General

Target

1d81c09d8249410587ae.zipae
Size

276B
MD5

a006417b854ee6423cecafce725e89bd
SHA1

7d87c77f23321f15c2c3a796a5f19639f32501b2
SHA256

07367fd24dbfd23b816f69cb1fab7756799592f68ffc50371b97e9266871363d
SHA512

2e7b9d3f1fbe15eeafb1bbb9524387c00351df0cc980ee08805ca58e4505c2a4fc0668420ff64ebfa6c87e9d613c6622a38ca4713cc2e11602931a6f42b81844

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-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\zipae_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\zipae_auto_file\	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\.zipae\ = "zipae_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\zipae_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\zipae_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\zipae_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\zipae_auto_file	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2969888527-3102471180-2307688834-1000_CLASSES\.zipae	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2936	AcroRd32.exe

Suspicious use of SetWindowsHookEx 3 IoCs

pid	Process
2936	AcroRd32.exe
2936	AcroRd32.exe
2936	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1368 wrote to memory of 2424	1368	cmd.exe	29
PID 1368 wrote to memory of 2424	1368	cmd.exe	29
PID 1368 wrote to memory of 2424	1368	cmd.exe	29
PID 2424 wrote to memory of 2936	2424	rundll32.exe	30
PID 2424 wrote to memory of 2936	2424	rundll32.exe	30
PID 2424 wrote to memory of 2936	2424	rundll32.exe	30
PID 2424 wrote to memory of 2936	2424	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\1d81c09d8249410587ae.zipae
1⤵
- Suspicious use of WriteProcessMemory
PID:1368
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\1d81c09d8249410587ae.zipae
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2424
- - 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\1d81c09d8249410587ae.zipae"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2936

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

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
e17090b3d72ec3af9dfd696027392ffa

SHA1
a306d542feaf148b7dd2ce6de403f790fbb456b0

SHA256
4873b3baedb9dd7226b7e1815bfa5bceb6407208816e49435976745107c6f4ca

SHA512
145d35fa2fbca9015f575e08cf5f142ec850e30845469c309b79ed03db34249d84b45c980dc731d86bc6ad296a7aa58024b84c501a8bbaedef762e55027dd8f1

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