c20819ab215defd2f04e62786f3c2f4d6d5cd908775479645f4f2369e3033eb2

Analysis

max time kernel
146s
max time network
131s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 03:44

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General

Target

0d5937ad48377a5e8520193fd3d120e1.pdf
Size

94KB
MD5

0d5937ad48377a5e8520193fd3d120e1
SHA1

3dd65cf1acab2814595c15a7de6b5c00b5073290
SHA256

c20819ab215defd2f04e62786f3c2f4d6d5cd908775479645f4f2369e3033eb2
SHA512

b0bd1783a1f5c6f2e5b3e741a18e236800a2d6f66fde9c6c8aceb91de60f080fc5978a48afb338b344316467fdf5a3ec1f4de07b7acfed8dc1394809f65a01d4
SSDEEP

1536:O4QpSTEVPsHKQz1fQOLf6wPiMEWHpOvRhZjaWfwvmBGW6t4W8rSGST:dp21mtTf94vRbjwiQnN

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe
2568	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2568 wrote to memory of 3364	2568	AcroRd32.exe	93
PID 2568 wrote to memory of 3364	2568	AcroRd32.exe	93
PID 2568 wrote to memory of 3364	2568	AcroRd32.exe	93
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 3228	3364	RdrCEF.exe	95
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94
PID 3364 wrote to memory of 1808	3364	RdrCEF.exe	94

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\0d5937ad48377a5e8520193fd3d120e1.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:2568
- 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:3364
- - 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=14268EE2ACB91883A4ABE6176FD2F813 --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=14268EE2ACB91883A4ABE6176FD2F813 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1808
- - 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=AA376ECA771C3B69520FECA3933D7E9F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3228
- - 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=BFF813968AEAE7CF419CEB7FF6230210 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1692
- - 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=695561A365970DACAD6B6BF66A1CA129 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5036
- - 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=517B2A52E5727D48A4AB574B0D743D9E --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=517B2A52E5727D48A4AB574B0D743D9E --renderer-client-id=5 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3968
- - 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=4F3E58F35C106986287E498FA25DD704 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4168

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:968

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
8a9bf5849509009edde128180288a3a4

SHA1
1ed523ac3a31d579aa5409680a11623317c97255

SHA256
62c10f871a26614a1ba327210bd15c5a31a7e5ebc00c17285186e29305081803

SHA512
447e5a7617cb24e6eb42eb0959a50f1fb0f05d523ab2656bf217a8a568eceb01a0dc10eb164a4608d0ba45098e240685d1b218a4a97891e13cd3271996831047

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