8fb7298b517db24b83e2f0dc38ebb314797e3aa715196e42b862de98985c69d4

Analysis

max time kernel
150s
max time network
153s
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, 04:42

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General

Target

0ed93dfe7b1a702665bb77f5b3baef90.pdf
Size

83KB
MD5

0ed93dfe7b1a702665bb77f5b3baef90
SHA1

7324d1a31a948ea94378a020165c8f86ecb636e5
SHA256

8fb7298b517db24b83e2f0dc38ebb314797e3aa715196e42b862de98985c69d4
SHA512

f1fa936db0f3809333a86a46cb0f484e2dcaa1f5b4693263fa5ba8293efc01e02e5988660a120337d2c5cc7acfb9ea4bf27e7221aacae3d9fe43d284690b2682
SSDEEP

1536:FowDG96XsAuN6kr2+i9psTtcGs/q6/kF5u9iVnrhy2lWGpOKCWajkOKRO0GBJ8:6w6UXsAA6W2H+TtcGsi6/kFgIV1yKcjq

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
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe
712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 712 wrote to memory of 4784	712	AcroRd32.exe	92
PID 712 wrote to memory of 4784	712	AcroRd32.exe	92
PID 712 wrote to memory of 4784	712	AcroRd32.exe	92
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 3328	4784	RdrCEF.exe	95
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96
PID 4784 wrote to memory of 2372	4784	RdrCEF.exe	96

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\0ed93dfe7b1a702665bb77f5b3baef90.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:712
- 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:4784
- - 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=113548418947D8DEF43D37BC8C3E52DF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3328
- - 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=D36E19E865C083175140173D9BC6E42A --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=D36E19E865C083175140173D9BC6E42A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2372
- - 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=B1C9FFA9B69FBB853F3AC27EB2E87BA8 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1444
- - 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=54AD05947EC5FA2260B324C7DE78EB7D --mojo-platform-channel-handle=2392 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:676
- - 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=BA07A7218D7D4B3AA4009A242B17781E --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=BA07A7218D7D4B3AA4009A242B17781E --renderer-client-id=5 --mojo-platform-channel-handle=2384 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2192
- - 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=D5906566CE706F17376F152F3A033C5A --mojo-platform-channel-handle=2784 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2196

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1756

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
825a4ff2333b7de6f4aca832c48db47d

SHA1
c3678d16ec2f6f75566511577a9bee77b43c9933

SHA256
5f8c0e6805391d2e0f8370f4beca70480d6a7a204f874144fc18ffcfa790cea5

SHA512
6f84d578451c16ac9a0f3c0f7468ff5319cf04813f3ab52f1171c162f0af0c90001557f8043553c17b4d1bf596d7a67c9c119eca2a2626b3c9002fa25f3cd713

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