d046b75faa34729253325b63ca493c67a808df233dc7cdb247d3baf8835f25ca

Analysis

max time kernel
154s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 16:48

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General

Target

bc4f5301411b125d860808f3231863bd.pdf
Size

86KB
MD5

bc4f5301411b125d860808f3231863bd
SHA1

e9e9bb79e45955aa6410ee0e1fe32b8c6a36d09f
SHA256

d046b75faa34729253325b63ca493c67a808df233dc7cdb247d3baf8835f25ca
SHA512

87c96eb473a7cffb0a4edfbb2f9b6f1f7b68c28fae9323abf364d5821422ba357c61cf605cbf1e5f53e8acee2fb177d5a500c833fef1a7512c5665089b2a5b36
SSDEEP

1536:GUolPsr7WYAllsCoYSVjBARMVroUOkiUuutz0oAWpAVp1ylYWCpOViMlvpQc://KzsdYSVjBmirOkirgzoepVi+vN

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 20 IoCs

pid	Process
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 3828	2712	AcroRd32.exe	98
PID 2712 wrote to memory of 3828	2712	AcroRd32.exe	98
PID 2712 wrote to memory of 3828	2712	AcroRd32.exe	98
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 3068	3828	RdrCEF.exe	101
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102
PID 3828 wrote to memory of 4216	3828	RdrCEF.exe	102

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\bc4f5301411b125d860808f3231863bd.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:2712
- 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:3828
- - 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=A4E2E3DEA3DF0D30178E437CB06F1A91 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3068
- - 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=DFB5F5974D4DB8F50A82EB6AA1DD72A9 --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=DFB5F5974D4DB8F50A82EB6AA1DD72A9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4216
- - 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=BFEFB9C324269B1A7B98F337F55D7945 --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=BFEFB9C324269B1A7B98F337F55D7945 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1072
- - 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=8E675BAEB5E8CE596C1667D16DDBC98A --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5060
- - 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=EAC096555B0E2905ED528F530145B934 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3444
- - 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=2F89C30FD36691EB06EF6BFC51D494CA --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4984

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=4432 --field-trial-handle=3084,i,11997299123381683778,5904351605020331957,262144 --variations-seed-version /prefetch:8
1⤵
PID:3252

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
1615eb915673cceb2367336e7f00afbd

SHA1
503a6be44431c661b171f01cfe056acc03c5abeb

SHA256
18a607511538e4dc23b7d234b33e619169e4fd6d1de6a4bd20b1b80d1dcc4c8e

SHA512
c0161e057f3635ce78c1c36d6c10304670fde7600bbc0742146be19a4d506017a2f4968d13a74a7247c1ab3cac3e281303f83f70ea08f5e5dcaa3e24ebfda5a9

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
memory/2712-111-0x000000000D0D0000-0x000000000D21D000-memory.dmp

Filesize
1.3MB

Download