e57f78c2cc8ab0000909e33c1a27c8df7fceb5bbefca1282b8e4a1cde8644cb5

Analysis

max time kernel
192s
max time network
214s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 20:38

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General

Target
E60HL-240050-A RFSO Into-plane Aviation Fuel NMSO 2024-2026.pdf
Size 2.1MB
Sample240305-zergsshg54
SHA256 a8983e102c1f6914b90391fad2aef699d96fd7cf1f5984a0121959b91aebe0eb
MD5 da05ea263281f88745ca50a64860a5d8
SHA1 587294484f7c296e55812d1a7d3f6507a6bdb6a1
SHA512 5ccf837fc05f60fce92bd7a3c7c648f8876833964fb2b1b52d4201fee0c1030266ba7e2e68d2293c05edc95713d796819a3a01d585c5a963dfa5a51982bc64a6
SSDEEP 49152:QgxposjoibQI3zPzcLO/mkT8jyBWTYjvkMcSLRbUStai/u:Q/NWQc7oeayBJjvHlcR
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 24 IoCs

pid	Process
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe
756	AcroRd32.exe

Suspicious use of WriteProcessMemory 15 IoCs

description	pid	Process	procid_target
PID 756 wrote to memory of 1124	756	AcroRd32.exe	99
PID 756 wrote to memory of 1124	756	AcroRd32.exe	99
PID 756 wrote to memory of 1124	756	AcroRd32.exe	99
PID 756 wrote to memory of 1264	756	AcroRd32.exe	101
PID 756 wrote to memory of 1264	756	AcroRd32.exe	101
PID 756 wrote to memory of 1264	756	AcroRd32.exe	101
PID 756 wrote to memory of 640	756	AcroRd32.exe	106
PID 756 wrote to memory of 640	756	AcroRd32.exe	106
PID 756 wrote to memory of 640	756	AcroRd32.exe	106
PID 756 wrote to memory of 4380	756	AcroRd32.exe	107
PID 756 wrote to memory of 4380	756	AcroRd32.exe	107
PID 756 wrote to memory of 4380	756	AcroRd32.exe	107
PID 756 wrote to memory of 4580	756	AcroRd32.exe	108
PID 756 wrote to memory of 4580	756	AcroRd32.exe	108
PID 756 wrote to memory of 4580	756	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\E60HL-240050-A RFSO Into-plane Aviation Fuel NMSO 2024-2026.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: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:1124
- 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:1264
- 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:640
- 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:4380
- 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:4580

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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