d6758a4ad349040ad3f6155e837291249acf7c9481fa390cc0ac6190a33a0c77

Analysis

max time kernel
148s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2024 21:25

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General

Target

e0213b295218d969ff9eb9b4122bfc87.pdf
Size

91KB
MD5

e0213b295218d969ff9eb9b4122bfc87
SHA1

3905ffdbc486d336a4907a24d4be8ebe83ea8739
SHA256

d6758a4ad349040ad3f6155e837291249acf7c9481fa390cc0ac6190a33a0c77
SHA512

26a5b5ea7c5d6802b754de7fdbc990bbabe48acffa13b074ffbd3d473d1872843319d9fceb676e2bdea4a475564d98311f0184bfa1ea6f6adb9aac8976eec63b
SSDEEP

1536:iOvb/0RNEAhCs+cHR+b4aJf+SixyTJDq+QZqMWYpO2+WIsoLkGRgchdlAOv9E:xyhCdz8++dxyTJIK2SsoLZicxAO+

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
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2876	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe
2876	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2876 wrote to memory of 4044	2876	AcroRd32.exe	99
PID 2876 wrote to memory of 4044	2876	AcroRd32.exe	99
PID 2876 wrote to memory of 4044	2876	AcroRd32.exe	99
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 1600	4044	RdrCEF.exe	102
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103
PID 4044 wrote to memory of 660	4044	RdrCEF.exe	103

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\e0213b295218d969ff9eb9b4122bfc87.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:2876
- 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:4044
- - 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=282C0455A84CB699CEA9AB47839D7DCA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1600
- - 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=FFC16D6CF6652F063E3F9E40FF9728C5 --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=FFC16D6CF6652F063E3F9E40FF9728C5 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:660
- - 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=293BB90C54B559AE17984150FB2EB88C --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=293BB90C54B559AE17984150FB2EB88C --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4108
- - 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=CD2BB81DF5C5E7B2312D4D4047FB71F6 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1032
- - 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=499C3048D0274859C665BAB3883B7DCF --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5168
- - 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=BAA75792C66C90E5CC0511646CA83815 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5256

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=3932 --field-trial-handle=2260,i,9938964625802268469,1928462186077019554,262144 --variations-seed-version /prefetch:8
1⤵
PID:5124

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
06d13295c7eed98ae4c0bc28faab1a96

SHA1
f20c227111d75d06c50e2d11ab73a4ce214bc01e

SHA256
cb33ac762dab1539e2d546a4d6ffb35ce2a1bf0a1cad6837de594f68133336d9

SHA512
3723a24b4e14f882941b37c81a3abd5cd7b02b80b884ab256ac215a20a6c8c42e7fe550caee19856517160b056eb1de0f5b8b5fb25d9d48ded5cfebd5a939062

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