78964ff63a60ef82e7219593d41d1022897cb6e81cd7783c180c0dd85a249c1b

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2024, 08:43

Sharing

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General

Target

78964ff63a60ef82e7219593d41d1022897cb6e81cd7783c180c0dd85a249c1b.pdf
Size

123KB
MD5

60061442e78429a24c4179721b78c13a
SHA1

ca9d591a374e021cca1c7db85772f47f2cc88bcd
SHA256

78964ff63a60ef82e7219593d41d1022897cb6e81cd7783c180c0dd85a249c1b
SHA512

4c771d1524b69fee6a4f18313e044deee9848857596679c61e7c1a358cd07f13c3fe58e9afdcc763b4b22cd15615d2d048ac43e95fb9c6b472d4971964e16eb4
SSDEEP

3072:tFJQRQA7KYnZZfe4sIEpEwdERX4GLeCzFdnld:R09wIgSRXLvz

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3660	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3660	AcroRd32.exe
3660	AcroRd32.exe
3660	AcroRd32.exe
3660	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 1920	3660	AcroRd32.exe	93
PID 3660 wrote to memory of 1920	3660	AcroRd32.exe	93
PID 3660 wrote to memory of 1920	3660	AcroRd32.exe	93
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 1736	1920	RdrCEF.exe	96
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97
PID 1920 wrote to memory of 4488	1920	RdrCEF.exe	97

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\78964ff63a60ef82e7219593d41d1022897cb6e81cd7783c180c0dd85a249c1b.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3660
- 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:1920
- - 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=053DE418358A0E05D550999B416DD100 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1736
- - 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=82FDC48E3B2FDDA86180756DD71DAAF1 --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=82FDC48E3B2FDDA86180756DD71DAAF1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4488
- - 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=6F1CF58C1FC7B4B12D3A7698D1FE1972 --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=6F1CF58C1FC7B4B12D3A7698D1FE1972 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:480
- - 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=33B53CEBB1EE9FF6FAD83B68C1C724BB --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4376
- - 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=3F4AF9F003815BA0DF8926C6F234A937 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1632
- - 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=E36D438F0E25982408DE6BCF2ED3C7E3 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4396

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3380

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
6ca116a7bce8e05b266e234163654d77

SHA1
3fc9e5e37ed1b71b9e4b0218880448fe40421b4f

SHA256
1f2150d7c569a9fd853fca40092fe0132bf27733300989b89f8a54367debcfb3

SHA512
f4562c4efb08e540aab404f38daf1f5933d407908d2f999de6fe684f8496f9bd8bf0da741436ee9c98b6e9b48882c77d030da0b52a4d6e52842c83e2e2983f5a

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

Filesize
64KB

MD5
290795b66763fd99557c9ae9c9789348

SHA1
c4d203a9f387318ccffed16db2178866d27a189e

SHA256
62e790f348b45b11e06f3e1822d074c6083fb070fdc3f8e1d022e0d648d731cd

SHA512
2cc9ff22fd166362297b7ee5299bef8f583c78b1a00751c3f3f86e765a1b528c83a35c5eba3b428a787fa5db09cb168c7db262676b04d97184f8be9f7d659c23

Download Submit