013378acfbe0778b70e4ee50dae6d608c6648ab927492d3d489a1d80170eca33

General

Target

bf6cb5acfbe723be8e43a6459f038425_JaffaCakes118.pdf
Size

74KB
MD5

bf6cb5acfbe723be8e43a6459f038425
SHA1

db56dac5fc232d3a6e025e045a713cca471246b2
SHA256

013378acfbe0778b70e4ee50dae6d608c6648ab927492d3d489a1d80170eca33
SHA512

6a7a5a0b9aede89f95ab8cdae204247b3972cf693eacebd9c49c0870e27a9135732db61336bce6216ee2ad403d939b88b7ca6daca816a789d35aee3cd26d93e1
SSDEEP

1536:tfIqmwZVTLzspSuWbsiLpoKW2g+zAFhrDwHJzW8pO7zxB:9N5LzscuELpoHhr0HJe7f

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

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1468	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe
1468	AcroRd32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 4640	1468	AcroRd32.exe	97
PID 1468 wrote to memory of 4640	1468	AcroRd32.exe	97
PID 1468 wrote to memory of 4640	1468	AcroRd32.exe	97
PID 1468 wrote to memory of 2968	1468	AcroRd32.exe	100
PID 1468 wrote to memory of 2968	1468	AcroRd32.exe	100
PID 1468 wrote to memory of 2968	1468	AcroRd32.exe	100
PID 1468 wrote to memory of 4940	1468	AcroRd32.exe	102
PID 1468 wrote to memory of 4940	1468	AcroRd32.exe	102
PID 1468 wrote to memory of 4940	1468	AcroRd32.exe	102
PID 1468 wrote to memory of 4016	1468	AcroRd32.exe	105
PID 1468 wrote to memory of 4016	1468	AcroRd32.exe	105
PID 1468 wrote to memory of 4016	1468	AcroRd32.exe	105
PID 1468 wrote to memory of 1120	1468	AcroRd32.exe	106
PID 1468 wrote to memory of 1120	1468	AcroRd32.exe	106
PID 1468 wrote to memory of 1120	1468	AcroRd32.exe	106
PID 1468 wrote to memory of 2584	1468	AcroRd32.exe	108
PID 1468 wrote to memory of 2584	1468	AcroRd32.exe	108
PID 1468 wrote to memory of 2584	1468	AcroRd32.exe	108

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\bf6cb5acfbe723be8e43a6459f038425_JaffaCakes118.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:1468
- 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:4640
- 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:2968
- 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:4940
- 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:4016
- 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:1120
- 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:2584

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1340 --field-trial-handle=3112,i,1786399861560734457,5606877702857066305,262144 --variations-seed-version /prefetch:8
1⤵
PID:4988

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
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
64KB

MD5
582860b37fcbe90cdb764b32ef45d2ce

SHA1
2092fa5e44195e3d30d4f5935cad39e81ff41e3f

SHA256
356abea6a0f19b154463bfa3d4690bb53091ec933b590e2629ebca5341864617

SHA512
a30355a13915d9c1b1c7115a17998aa89881f55d6fed33d523562542ceb4349341706463c9ab1b6fba70fecc5c6ef1d6c2877005f9c92431d5b996c65d2edddc

Download Submit

Analysis

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