d33cc741e20e58e3667fa4a74f3ac0d6049439fd9ab14d6bf166287cca505a89

Analysis

max time kernel
151s
max time network
173s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 16:47

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General

Target

0685f58c5f346f973883884e065b6df8.pdf
Size

59KB
MD5

0685f58c5f346f973883884e065b6df8
SHA1

c8e9b1599324c31d9262ff5abc007187915663b7
SHA256

d33cc741e20e58e3667fa4a74f3ac0d6049439fd9ab14d6bf166287cca505a89
SHA512

ac4487df36f2afc837d96cf91e46ac749c00264aba7b8ee26012507be74d36fcd40ff3cd62c65d47b0537561c5daf720919f9f3429f89b768d85bfdaa9ae6f9b
SSDEEP

1536:lT21r+o4a8paD/kOFeNJveqOTVvNfMCsq2vdLkPT:9o2yqObfM+2vlk7

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe
2016	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2016 wrote to memory of 448	2016	AcroRd32.exe	90
PID 2016 wrote to memory of 448	2016	AcroRd32.exe	90
PID 2016 wrote to memory of 448	2016	AcroRd32.exe	90
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 4852	448	RdrCEF.exe	92
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91
PID 448 wrote to memory of 3496	448	RdrCEF.exe	91

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\0685f58c5f346f973883884e065b6df8.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2016
- 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:448
- - 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=67C5AB1B40913F9F434AA374F9DA441F --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=67C5AB1B40913F9F434AA374F9DA441F --renderer-client-id=2 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3496
- - 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=33AA370826DF5CB38D4875F2020453D5 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4852
- - 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=BF6C975CE37477F68F9A3113F900B66B --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2864
- - 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=1C40BBAF57844B0289BD6BB7EDA8EB8A --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5080
- - 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=FB897CC633272352D888BB2BD1ED2998 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3544

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5092

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
b83d30eb38bf68b34d732246712ec20e

SHA1
e47ec9167e5ad6ac7fe8d1204b87babdc224afb8

SHA256
cac4f44b9c46664e9c5a2c013370de079beec2b90eb77c43acd0a9aa99f63090

SHA512
ce0a6b7ca6b63ef073dff70fef56344fc8905599499ebf430264640133e19f95e9022e8a9c6f2f25397742380f06995ee2feb0ebb595a60c902252c2286ded05

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