a1ab2444e344b62b37054748a0b1355f0c5e48bd710f2628ebaedcb178292970

Resubmissions

22/08/2024, 02:35

240822-c2575svalf 4

22/08/2024, 02:31

240822-czs5ssxgpn 5

Analysis

max time kernel
137s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20240802-en
resource tags

arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
submitted
22/08/2024, 02:31

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General

Target

PHISHING EMAIL SCAM ALERT - Midea 2024.pdf
Size

389KB
MD5

00cd3cf63c441547a5db94f99b53087a
SHA1

e8f679f644a53773adedb049a7d5f6024b3b52c8
SHA256

a1ab2444e344b62b37054748a0b1355f0c5e48bd710f2628ebaedcb178292970
SHA512

b45dda676009257eb3f97ea3773fa3921869b7438e7aabee72bac236f3d6dfa2efc5cde5f0ecfb2a9c23576d2dd9304b5f0c16f3e32050b4c9309f05ed3036f2
SSDEEP

12288:edMznsHW8PsYHZtcBJmRgl5h60xs+FGyG5rez:edQ2yJugZ6nF3sz

Score

3^/10

discovery

Malware Config

Signatures

System Location Discovery: System Language Discovery 1 TTPs 4 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
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeCollabSync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AdobeCollabSync.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	FullTrustNotifier.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2412658365-3084825385-3340777666-1000_Classes\Local Settings\MuiCache	AdobeCollabSync.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe
5080	AcroRd32.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 5080 wrote to memory of 4252	5080	AcroRd32.exe	87
PID 5080 wrote to memory of 4252	5080	AcroRd32.exe	87
PID 5080 wrote to memory of 4252	5080	AcroRd32.exe	87
PID 4252 wrote to memory of 4756	4252	AdobeCollabSync.exe	88
PID 4252 wrote to memory of 4756	4252	AdobeCollabSync.exe	88
PID 4252 wrote to memory of 4756	4252	AdobeCollabSync.exe	88
PID 4756 wrote to memory of 4236	4756	AdobeCollabSync.exe	93
PID 4756 wrote to memory of 4236	4756	AdobeCollabSync.exe	93
PID 4756 wrote to memory of 4236	4756	AdobeCollabSync.exe	93

C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe
"C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\PHISHING EMAIL SCAM ALERT - Midea 2024.pdf"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:5080
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe" -c
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:4252
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AdobeCollabSync.exe" -c --type=collab-renderer --proc=4252
    3⤵
    - System Location Discovery: System Language Discovery
    - Modifies registry class
    - Suspicious use of WriteProcessMemory
    PID:4756
  - - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe
      "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\FullTrustNotifier.exe" GetChannelUri
      4⤵
      System Location Discovery: System Language Discovery
      PID:4236

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

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\LocalLow\Adobe\Acrobat\DC\Reader\Synchronizer\metadata\Synchronizer

Filesize
92KB

MD5
aebe0d2eb7a2077a55e57a955e62406a

SHA1
3f811b8148f12220f4b45699135e6d21c9847d8a

SHA256
87aa4c64348b534771f03919b5bdca09596e89f6e0cca0a992bb3d290ec4155a

SHA512
efa1b082925a4e478fcea74764bbacb91d43da8c01c4b360a34e6f7402af23f91c93b5e91c6266120e144b5300e8dae73a62a7b6d7c4328410128f6a72a7baed

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\Reader\Synchronizer\metadata\Synchronizer

Filesize
92KB

MD5
51032fc84a3fbb07c19542cca5ef5f93

SHA1
4098874970defcc3ebb7afc9167935bc1dc27253

SHA256
57f3b5a3b709bf50224d325737d0ae2b12f43e6d7aa96453797a65d0764d5809

SHA512
e376008766e4019bcb7a25bde8ba3d0a7085f6879db8bff44c964a7e0cd158da954092049a5c948d6b046c6932e93c409ee8b570400aa1e22a662bd086544f6e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\Reader\Synchronizer\metadata\Synchronizer

Filesize
92KB

MD5
a6a2789b465bb5f04aa3a88fae707149

SHA1
722de82fdb0fef1d13c86f9136f01ad71c554f81

SHA256
75deaa3c6896d49b96517cfd7dc9344928bcf7ee43d179031c3a5145644920a2

SHA512
2b2e8bdc949131e9b5ff940a9434dc98f60f5597e1b3d656cb3f16107647c8548a0b6c1be58576ca5c3b5575f2ef2f4b03995f0a24a4b723437b9dc655f909aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\Reader\Synchronizer\metadata\Synchronizer

Filesize
92KB

MD5
245950c48f668cf2fcb3c64778e64089

SHA1
3a5a14c820f58e35a3fc6f5de29669f0840587d8

SHA256
a027cf12f2055635a3020f08e0448b2f0314791260ccd25570426088c5b0e307

SHA512
4fc8448536663b551cc716d78715f06d4ed217fbdf755924f0b30aebbb6212798a61c6638f919d5c14bdb6998d6a12f0ca37281f3c7f484c1821fbfc98d4a24d

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\Reader\Synchronizer\resources\resource-18

Filesize
3.6MB

MD5
4761e9e5022ad59232d3ff1d6365fc28

SHA1
2fbb4de0513928aaf315dba85359cc2e475f90d3

SHA256
52089e103b099774a479dc435d5902b82c85a458522d9ea52657c3011405c58c

SHA512
3cc9497e99bf308b2f90ba2d45bb36f8b765fc184d457d06f63fcf0f4d74fc55d4a450878d1ca713fa6f9b70850e96c6b5fd3af9e84e3dde7e597f520b0d5f90

Download Submit