b53dd2fafcf7708c9183699534bb40d86939394f60236f08ee2e89b16edf7d06

Analysis

max time kernel
144s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 02:51

Sharing

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General

Target

960d11ecd664a7a040509cb8dc288b15.pdf
Size

86KB
MD5

960d11ecd664a7a040509cb8dc288b15
SHA1

3d24df3dbedc485ac0ad59b8d3087ac408a281bf
SHA256

b53dd2fafcf7708c9183699534bb40d86939394f60236f08ee2e89b16edf7d06
SHA512

02af6469dcf20a6cc8e39c417a2ff94da5be46dac844d3578532554d2a552e47ec52e77bf1f81b085340df9045b8bdc799bff4d3894574f1cdc184dd6830bd51
SSDEEP

1536:LEX3YWipE8iUGBnDa8nyQEynzYJTg2EiDWT8Nb2W8pO73Wqee5/:gHP8qVDjnyzyMgxiZbV7Peu

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
228	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe
228	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 228 wrote to memory of 3156	228	AcroRd32.exe	90
PID 228 wrote to memory of 3156	228	AcroRd32.exe	90
PID 228 wrote to memory of 3156	228	AcroRd32.exe	90
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 744	3156	RdrCEF.exe	91
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92
PID 3156 wrote to memory of 3884	3156	RdrCEF.exe	92

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\960d11ecd664a7a040509cb8dc288b15.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:228
- 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:3156
- - 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=19282F760E006103E0C502EBB74B4807 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:744
- - 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=AE553C72A1C89DFD548329514016DD18 --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=AE553C72A1C89DFD548329514016DD18 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3884
- - 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=B327FC6B80B71EB60A2F6F45232263A3 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2604
- - 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=26FF86386653E7BC3C140F835F509B6E --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=26FF86386653E7BC3C140F835F509B6E --renderer-client-id=5 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2332
- - 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=DA653D01196E664664E1E516DD0C268D --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3800
- - 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=340AC42E92C36FBE36B60ADE46C5824E --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2204

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4840

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

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

Filesize
64KB

MD5
9a38e4930182b4361b990942b495d65a

SHA1
af8d0be1a7624f3ef656900bc06c117424d9d160

SHA256
0d0a29d165923f86bf885ef32ef39725d5836fdb0ff2aae6dbdcf47337dc18bb

SHA512
8e131aa607de4f6d628fe941000d0d22cc8f8077074ce1ce7b1c7d94d017e5223dfa8fbf39c16ed65f584f70cab7517597518040035a7360ff43dd6256181037

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