b92c73fd80d0356057d3b279d18e2ef7097eae67d0bf0ee03478f0bb19bef23c

Analysis

max time kernel
117s
max time network
123s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 05:32

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General

Target

selfbot/certifi/cacert.pem
Size

282KB
MD5

9a9a33b00fac1d856e8cd176213295cf
SHA1

8970329101cb180dd6d3da0087c797505226366f
SHA256

1bc3a2bb4232e24544990e12d9298e0b2efc1887e7f99f5b26c325aec59d3ed7
SHA512

5f9d9d122c251dfc19698a4069c73042736ff6ea896dd311544af41b5c6994f7248d636f66b16b77861b3263cd3dc052cbe8ac99e20ae12c8a26054cb914d5c9
SSDEEP

6144:QW1H/M8f9R0mNplkXCRrwADwYCuMEigT/Q5MSRqNb7d84:QWN/vRLNLWCRrBC5MWavdV

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-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pem	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pem_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pem_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pem_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pem_auto_file\shell\Read\command	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\.pem\ = "pem_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pem_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2721934792-624042501-2768869379-1000_CLASSES\pem_auto_file\shell	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2656	AcroRd32.exe
2656	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 2420	2836	cmd.exe	29
PID 2836 wrote to memory of 2420	2836	cmd.exe	29
PID 2836 wrote to memory of 2420	2836	cmd.exe	29
PID 2420 wrote to memory of 2656	2420	rundll32.exe	30
PID 2420 wrote to memory of 2656	2420	rundll32.exe	30
PID 2420 wrote to memory of 2656	2420	rundll32.exe	30
PID 2420 wrote to memory of 2656	2420	rundll32.exe	30

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\selfbot\certifi\cacert.pem
1⤵
- Suspicious use of WriteProcessMemory
PID:2836
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\selfbot\certifi\cacert.pem
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:2420
- - 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\selfbot\certifi\cacert.pem"
    3⤵
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2656

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

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Downloads

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

Filesize
3KB

MD5
ee88dc8f26fd34c5a6cd030a224f09cb

SHA1
015fafea29f433efd0800cce7a33343fbc980d5d

SHA256
772359f0ea8733575dbfc30eaa2b58fb2c1d618fa4f8f64fc3c82e3acf7058a0

SHA512
5eb85364060298a23be76cc5e93000310174926888cebf1ed6ad0be913ad48b7b660197b0fc6de19a470f40de226faf4f2285b9193820bb82e170071c4f623b9

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