8eecf3380294e6aa573faaf825118cfaa3d1daa79c3afc742a424f9f6cfd221d

Analysis

max time kernel
150s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
22/04/2024, 16:03

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General

Target

СОУТ (2).pdf
Size

440KB
MD5

059ea79018fde78fd6e83d7f6c50bf62
SHA1

4b39e13fa1b1ec1efd42370722cecfe7c73e8228
SHA256

8eecf3380294e6aa573faaf825118cfaa3d1daa79c3afc742a424f9f6cfd221d
SHA512

c4323f3cd4664a3385821854e76acc392052f99107a334bfec3eb4f0b2e7dd819de21a72cd97176996f87e6b6e2fa9eba150b5f99e351a51935610156dd1120e
SSDEEP

12288:U2BZ/zxOHGBCTcXZQmaXd/xfDgubbMSbSuyj+z:U2BRzsmBemaXd/xBwqSiz

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-1-5-21-2177723727-746291240-1644359950-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3036	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe
3036	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3036 wrote to memory of 1740	3036	AcroRd32.exe	95
PID 3036 wrote to memory of 1740	3036	AcroRd32.exe	95
PID 3036 wrote to memory of 1740	3036	AcroRd32.exe	95
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1384	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	RdrCEF.exe	97
PID 1740 wrote to memory of 3836	1740	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\СОУТ (2).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:3036
- 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:1740
- - 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=20EB098A20234062D1BF86DABE6833CA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1384
- - 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=7E7E489D172863CE71FA467448D84208 --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=7E7E489D172863CE71FA467448D84208 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3836
- - 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=E76EC1F21A3CDA3BC3278C2E29E03C5D --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1900
- - 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=04DB7F52E4DD0E914A2CF8EE9EB4E012 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5064
- - 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=B4CD4CBCD5A311051A32442251E16636 --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=B4CD4CBCD5A311051A32442251E16636 --renderer-client-id=6 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3996
- - 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=1694011458E884FD5467AD1FD2B574FA --mojo-platform-channel-handle=2368 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2660

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2336

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
17701a22c737b0a082722468587a49d2

SHA1
204c0fe0bc47c610e26164fdc5d67c2b537fa5e0

SHA256
12d1cfb608fe31083cba51f6b4e4ac98d4dd1567daf3b9184d4a78c1876884f9

SHA512
302a6dddc40467192bd075d24ac753a04c04e619ce4d8ddce4bfc7aea526589dfce326326c4252278ead6dc15014f50b2918341e723ccccf308aeecabd116785

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