f1149bb09ca48d83ed005113a7c99acee529cb782b5b9fa2d861333efd72cfc5

Analysis

max time kernel
141s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
07/06/2024, 16:34

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General

Target

$TEMP/Ob-imuschestve-03-4096.pdf
Size

101KB
MD5

3d2b307dd04a2cf0a4b49e2fee1db17a
SHA1

8063e0902d60b37ae37d580a1027360466794ef0
SHA256

01dd6941f22aa1cc7125eadc6179f920cb1661674a52369f0bb4c2fac2884054
SHA512

f95756a2b7979251afb0f49aa7bc9b6a6200430082f4d916da2c515ad9134459404ea3c69a7adcd12051928e9e0bdb13e88b60c5aecdde51b9ec35f7c858f6c9
SSDEEP

1536:rV4AcFpyt2/hT7PL7WkPTo9ZlfKDPTqDtzaU9Xu3cmncIbFFMwF9ul:54AKytaT7uD/uPTGtz3Xu3cmcYze

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-1-5-21-4018855536-2201274732-320770143-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1940	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe
1940	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1940 wrote to memory of 1864	1940	AcroRd32.exe	88
PID 1940 wrote to memory of 1864	1940	AcroRd32.exe	88
PID 1940 wrote to memory of 1864	1940	AcroRd32.exe	88
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 1804	1864	RdrCEF.exe	89
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90
PID 1864 wrote to memory of 2776	1864	RdrCEF.exe	90

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\$TEMP\Ob-imuschestve-03-4096.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:1940
- 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:1864
- - 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=2FE3D29E373CB7DBDE7AB5BA276E1DB8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1804
- - 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=3D53E307663F8F23E8910204ECB3A53B --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=3D53E307663F8F23E8910204ECB3A53B --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2776
- - 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=C0186AFB16C481BA7BB59E2B8C8A9BD2 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1680
- - 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=7ADC1BABE61D733FA60D7574582B19EC --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4624
- - 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=3CA87F97C79C84A81F3FF420C918662D --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=3CA87F97C79C84A81F3FF420C918662D --renderer-client-id=6 --mojo-platform-channel-handle=2516 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2008
- - 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=3FFD7CC50EE617140053429054968E51 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3240

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
25fa8e5b14bf7e2cf2966d7694a6c886

SHA1
0286e2d278d8d5e0daa50d1e83b5ee088790e92f

SHA256
eb26edf5317652ce6f2746f2267a0b01b6003b5ca6f3176323cca6e7e5a9186f

SHA512
013f2101c37507b6f275cd8dfb0eb543328016e75f692b91e31308e716818e2f82a757d61290d1bd90d15479d91548a03bd9ea6cd3588bd5290365f946c55b94

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/1940-122-0x000000000C6D0000-0x000000000C97B000-memory.dmp

Filesize
2.7MB

Download