04e4af6cc2ee4bcaa8c8f8555741011ab1618497d35feb395831ff6417330649

Analysis

max time kernel
141s
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
19-12-2023 10:41

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General

Target

0ad1afa5c2da2c254fd44019cdf24529.pdf
Size

82KB
MD5

0ad1afa5c2da2c254fd44019cdf24529
SHA1

e5208da0c3a7c4094b16e27005ef3b5b16b49723
SHA256

04e4af6cc2ee4bcaa8c8f8555741011ab1618497d35feb395831ff6417330649
SHA512

18c4b89ac4f318663cd6e8bb4ee3a91028ce766553f273b6e8a7fc49146bf82205724148b15a90f182e3ee1b52cfdab920536095e9130d1e2477461cdee91141
SSDEEP

1536:fh7n5X/TK8fOgQiVmmnlBGKsVn3BNpRvorjUolk5DDIIEZNWapOtQ7FUWoCNbcKR:3vTZfNBGK+xNpB6j9kGfAtQxtNbcG

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4052	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe
4052	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4052 wrote to memory of 932	4052	AcroRd32.exe	95
PID 4052 wrote to memory of 932	4052	AcroRd32.exe	95
PID 4052 wrote to memory of 932	4052	AcroRd32.exe	95
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 4128	932	RdrCEF.exe	97
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96
PID 932 wrote to memory of 760	932	RdrCEF.exe	96

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\0ad1afa5c2da2c254fd44019cdf24529.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:4052
- 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:932
- - 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=3E904D55D4EDDC6EFDB36213DB90189E --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=3E904D55D4EDDC6EFDB36213DB90189E --renderer-client-id=2 --mojo-platform-channel-handle=1692 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:760
- - 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=E767AC561906E2497490D0D7DBFD1F0E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --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=5CE90EB51B651F99278AD496E48B27EC --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1296
- - 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=B711D1B5986F25D23E732737E478C1C0 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=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=74495E2EF36EC625F536DD2EFCF05F86 --mojo-platform-channel-handle=2596 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2472
- - 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=C612B99F2E4C83769F2246D711EE4DF3 --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=C612B99F2E4C83769F2246D711EE4DF3 --renderer-client-id=8 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:568

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1072

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
fd668d7d549eb96cecb34d757fe9886d

SHA1
97ec57b335354921c6ae685c4b628abafaba50f7

SHA256
f652db660a8c581c424b943f37df4be47af23ee0e891320e9b8ac442cbaa2f99

SHA512
d945dce44a16602275782a613363cdb8c7d7e47b98877bb103272349de8ee95093fdb958b388a52ef558e0799d0f987c0eb7d0a1f600dd9ebe8597cea3954ea9

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/4052-26-0x000000000A980000-0x000000000A9D0000-memory.dmp

Filesize
320KB

Download