fd8b409654d4e2052bf95d4c17f31ae69b73fafcb77626df6556ef417b436b86

General

Target

12029b4aedf05077448849dff53082a3.pdf
Size

75KB
MD5

12029b4aedf05077448849dff53082a3
SHA1

1c4b56e094485f30eb754ba4eee3a8ed0f8eabac
SHA256

fd8b409654d4e2052bf95d4c17f31ae69b73fafcb77626df6556ef417b436b86
SHA512

da1608970a772a28385ed50115f6e5b41e0dae2af5aea019d939d116f5f5f1150da83b62e47cb1d595c5f67eb73d93c7b9fcac5541bbb51b53f727ae7b7c6955
SSDEEP

1536:B//iY7um5r4owfW1JvXnaAGwM4+ICy3GKOr7RCalPVrKHs:N/7bGJW1JCFwIIj3Sr7RCwrf

Score

1^/10

Malware Config

Signatures

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe
3016	AcroRd32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 3016 wrote to memory of 4608	3016	AcroRd32.exe	94
PID 3016 wrote to memory of 4608	3016	AcroRd32.exe	94
PID 3016 wrote to memory of 4608	3016	AcroRd32.exe	94
PID 3016 wrote to memory of 4652	3016	AcroRd32.exe	95
PID 3016 wrote to memory of 4652	3016	AcroRd32.exe	95
PID 3016 wrote to memory of 4652	3016	AcroRd32.exe	95
PID 3016 wrote to memory of 756	3016	AcroRd32.exe	96
PID 3016 wrote to memory of 756	3016	AcroRd32.exe	96
PID 3016 wrote to memory of 756	3016	AcroRd32.exe	96
PID 3016 wrote to memory of 2196	3016	AcroRd32.exe	97
PID 3016 wrote to memory of 2196	3016	AcroRd32.exe	97
PID 3016 wrote to memory of 2196	3016	AcroRd32.exe	97
PID 3016 wrote to memory of 4896	3016	AcroRd32.exe	98
PID 3016 wrote to memory of 4896	3016	AcroRd32.exe	98
PID 3016 wrote to memory of 4896	3016	AcroRd32.exe	98
PID 3016 wrote to memory of 2136	3016	AcroRd32.exe	99
PID 3016 wrote to memory of 2136	3016	AcroRd32.exe	99
PID 3016 wrote to memory of 2136	3016	AcroRd32.exe	99

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\12029b4aedf05077448849dff53082a3.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3016
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:4608
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:4652
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:756
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:2196
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:4896
- C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
  "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --backgroundcolor=16514043
  2⤵
  PID:2136

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
3271ae398038c170777b089e8c6b00f3

SHA1
ffa2e0e7cd53b9412e3b913e8acb8bdf7584e1be

SHA256
b2bef19345bab447027b7657d72e965decdccc6b70c98e99758b24f3c905d14b

SHA512
3eaf5f038167a4836ebd623a9e787122d5ebb8b92048a7a184ab06073e6e0c4f0ae1b223ed6ee2b99232611bb7747ee406a06a722232c22d49fc9dccddd27a27

Download Submit

Analysis

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