db6ba97b75330549147dd14f34afa36e6705a6921fce5467059855dcd16ac8db

Analysis

max time kernel
95s
max time network
116s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
16-07-2024 08:17

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General

Target

92505a95bac5a862d774e7665a5a6720N.pdf
Size

79KB
MD5

92505a95bac5a862d774e7665a5a6720
SHA1

6dc9f211a2c0dfb65ca588e5c572326b7bf07cf8
SHA256

db6ba97b75330549147dd14f34afa36e6705a6921fce5467059855dcd16ac8db
SHA512

2d5c9561adfad7811e943640760e696c1f4278a9f5164acb7fad9acafe6a12c5de947e5e49b9a233643a323a1a68322dab158d5618cee0824933e681d36367ed
SSDEEP

1536:87bZmyyrBK/kVDuzu6qw0I8WN8LgjAtXInNqGjIwR7fkcLVNEBhb0XMmqWwRCY:6ZZ8KzunTbYZEtXIuwmcoBu8meL

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-1-5-21-1750093773-264148664-1320403265-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe
1096	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1096 wrote to memory of 2688	1096	AcroRd32.exe	86
PID 1096 wrote to memory of 2688	1096	AcroRd32.exe	86
PID 1096 wrote to memory of 2688	1096	AcroRd32.exe	86
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1936	2688	RdrCEF.exe	87
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88
PID 2688 wrote to memory of 1272	2688	RdrCEF.exe	88

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\92505a95bac5a862d774e7665a5a6720N.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:1096
- 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⤵
  - Suspicious use of WriteProcessMemory
  PID:2688
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=F591AD2BAD5D025D8C4F17520E77251F --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=FBC57241B6E63C2F3B614292A9D212AB --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=FBC57241B6E63C2F3B614292A9D212AB --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1272
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=629EF6BAEEC49343BFC1C17AF77D95FD --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3028
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=A629A43E5DA9059732FCC24903E938B2 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:976
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=321392CA8B710A257AADD55F7A6F54DD --lang=en-US --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --enable-pinch --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --enable-gpu-async-worker-context --content-image-texture-target=0,0,3553;0,1,3553;0,2,3553;0,3,3553;0,4,3553;0,5,3553;0,6,3553;0,7,3553;0,8,3553;0,9,3553;0,10,3553;0,11,3553;0,12,3553;0,13,3553;0,14,3553;0,15,3553;0,16,3553;0,17,3553;0,18,3553;1,0,3553;1,1,3553;1,2,3553;1,3,3553;1,4,3553;1,5,3553;1,6,3553;1,7,3553;1,8,3553;1,9,3553;1,10,3553;1,11,3553;1,12,3553;1,13,3553;1,14,3553;1,15,3553;1,16,3553;1,17,3553;1,18,3553;2,0,3553;2,1,3553;2,2,3553;2,3,3553;2,4,3553;2,5,3553;2,6,3553;2,7,3553;2,8,3553;2,9,3553;2,10,3553;2,11,3553;2,12,3553;2,13,3553;2,14,3553;2,15,3553;2,16,3553;2,17,3553;2,18,3553;3,0,3553;3,1,3553;3,2,3553;3,3,3553;3,4,3553;3,5,3553;3,6,3553;3,7,3553;3,8,3553;3,9,3553;3,10,3553;3,11,3553;3,12,3553;3,13,3553;3,14,3553;3,15,3553;3,16,3553;3,17,3553;3,18,3553;4,0,3553;4,1,3553;4,2,3553;4,3,3553;4,4,3553;4,5,3553;4,6,3553;4,7,3553;4,8,3553;4,9,3553;4,10,3553;4,11,3553;4,12,3553;4,13,3553;4,14,3553;4,15,3553;4,16,3553;4,17,3553;4,18,3553;5,0,3553;5,1,3553;5,2,3553;5,3,3553;5,4,3553;5,5,3553;5,6,3553;5,7,3553;5,8,3553;5,9,3553;5,10,3553;5,11,3553;5,12,3553;5,13,3553;5,14,3553;5,15,3553;5,16,3553;5,17,3553;5,18,3553;6,0,3553;6,1,3553;6,2,3553;6,3,3553;6,4,3553;6,5,3553;6,6,3553;6,7,3553;6,8,3553;6,9,3553;6,10,3553;6,11,3553;6,12,3553;6,13,3553;6,14,3553;6,15,3553;6,16,3553;6,17,3553;6,18,3553 --disable-accelerated-video-decode --service-request-channel-token=321392CA8B710A257AADD55F7A6F54DD --renderer-client-id=6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1676
- - C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe
    "C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\RdrCEF.exe" --type=gpu-process --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --gpu-preferences=GAAAAAAAAAAAB4AAAQAAAAAAAAAAAGAA --use-gl=swiftshader-webgl --gpu-vendor-id=0x1234 --gpu-device-id=0x1111 --gpu-driver-vendor="Google Inc." --gpu-driver-version=3.3.0.2 --gpu-driver-date=2017/04/07 --disable-pack-loading --lang=en-US --log-file="C:\Program Files (x86)\Adobe\Acrobat Reader DC\Reader\AcroCEF\debug.log" --log-severity=disable --product-version="ReaderServices/19.10.20064 Chrome/64.0.3282.119" --service-request-channel-token=7762C0D2A355EB4841786F94E6C170BA --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3280

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3944

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
5315610472904e818b3ad6cab3db44ac

SHA1
5c86f17016824c5ec8ebaeac2a6efb74b505c57d

SHA256
420dae557fa7a1e192c6fc3b8cabeb4540a5cf4084ab0d68588213b7d2d17b6d

SHA512
8c6c001d17b8985569a3b15504b3d49d1ce8a9720b957cd927e916e15fb52afe9eabe1dd20997d05fe10522126c990b2cd3a403404d703ce1ac57884b9e7b9a4

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
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit