8abbdad2e035a393d8d40a6c0fcfa0abd262eb185e43a48390b407f61f96ffba

Analysis

max time kernel
141s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
27/01/2024, 16:54

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General

Target

7ac6ca6d28332dcdc5f456ee9b261c1e.pdf
Size

91KB
MD5

7ac6ca6d28332dcdc5f456ee9b261c1e
SHA1

5ab3576bc30166a4a6c9a7074b7cdeada030ac06
SHA256

8abbdad2e035a393d8d40a6c0fcfa0abd262eb185e43a48390b407f61f96ffba
SHA512

7c05fc1f73beb9765add4e70a37fb0489e5d626a8b6453377ed30edae62237d975bb52290c501a3e98a834def999aa1b1b917e0f20984a9500b948a68130917b
SSDEEP

1536:4Deg7b0561y2xAex71zc9DFEhhKanu96JWW0x6m/9occpTW1b5RO6/WapOnSqM:0no5d2y0zsDFEhh1Ti6m2ccpkb5RxInk

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4140	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe
4140	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4140 wrote to memory of 684	4140	AcroRd32.exe	93
PID 4140 wrote to memory of 684	4140	AcroRd32.exe	93
PID 4140 wrote to memory of 684	4140	AcroRd32.exe	93
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 3612	684	RdrCEF.exe	94
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95
PID 684 wrote to memory of 4480	684	RdrCEF.exe	95

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\7ac6ca6d28332dcdc5f456ee9b261c1e.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:4140
- 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:684
- - 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=9467EC7A5FB4F54FD982C02BB8F056F1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3612
- - 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=600A5CCE402E64CFDFC8372B15CF967A --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=600A5CCE402E64CFDFC8372B15CF967A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4480
- - 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=6796B77AE3F196E153383FAA9F10FCB2 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1256
- - 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=635F5A6D51C5F635820475ECE8B19817 --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=635F5A6D51C5F635820475ECE8B19817 --renderer-client-id=5 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1448
- - 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=84968F96D92DC36C04188FD7A71D5D80 --mojo-platform-channel-handle=2760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3704
- - 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=742475C25ADEC78E4D7FC9BA3D7028C5 --mojo-platform-channel-handle=2972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4360

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
cd0dacb3f79e928ff57ac2ee22859a91

SHA1
e49a0454de1a6f015740e2dc798771234c7174e5

SHA256
497ee9b6b73354097e583fe410b0253907e85e6a365192ffad7b64a4317d769e

SHA512
fbf10cf33ba93c30bd3c8e23399a5371040e4c4c9885ab5db3ca08c547dc60bb870016289f0c3d17f2dee48098778f6af899b4bcc21c1661bb686c29c0bef023

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