abdea5fa146e9bceb0c5398cd619bda4d43990a555003e294f003200bc594380

Analysis

max time kernel
146s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 03:14

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General

Target

0ca3d28bfa079f685a22fe8a25becc41.pdf
Size

76KB
MD5

0ca3d28bfa079f685a22fe8a25becc41
SHA1

d63621e6e6d859ab5030c72967802889f2a65b82
SHA256

abdea5fa146e9bceb0c5398cd619bda4d43990a555003e294f003200bc594380
SHA512

cb07c603ba15b51430386bf5cb7f6155f592994ddbe2d00839f01db672bab6aacc210d1d98efade625f6b89df975060f939891581c0979d7c81897744a7045eb
SSDEEP

1536:Dk7m1PY92bdAd6bQRKousAlWuwkR9SQDWOpOwrsIpTlx0:oQKASKQRduTxbgwrbxc

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4128	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe
4128	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4128 wrote to memory of 4588	4128	AcroRd32.exe	92
PID 4128 wrote to memory of 4588	4128	AcroRd32.exe	92
PID 4128 wrote to memory of 4588	4128	AcroRd32.exe	92
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 2100	4588	RdrCEF.exe	94
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93
PID 4588 wrote to memory of 4956	4588	RdrCEF.exe	93

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\0ca3d28bfa079f685a22fe8a25becc41.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:4128
- 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:4588
- - 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=AC0838063D9F477C2A716C983936F65E --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=AC0838063D9F477C2A716C983936F65E --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4956
- - 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=578F784EC32E2ACA67E7AB4960B9CEA1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2100
- - 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=447BD9D005479D661915C8D5BD524616 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2412
- - 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=BDB46F022A463FE5AB333B03FEFD0215 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3600
- - 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=CFFD19DC085783B4DAF1449A3887536E --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=CFFD19DC085783B4DAF1449A3887536E --renderer-client-id=6 --mojo-platform-channel-handle=2356 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3096
- - 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=BCD5DEDBC6E3437E3D12F8E7B081B1ED --mojo-platform-channel-handle=2720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4100

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2320

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
25cd1b44f997e10f106aaf214d08c41f

SHA1
c641fb85eb1d1ab73f2898742e7a4c7b7a4a4833

SHA256
1d16b6488d2e91ab90ecd0a36d041b18da57ec94962fc56a63398493be87179c

SHA512
a211f7939713700d5843d33a9f140804abc0474ba2718fc1000b87ac7ab079ecef448f029b28cf33e9fefb53bafbb066087834d9f56638c4fc9b2d7cca220ec4

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