b9019531861f3b6c57038f6d98c18c9cd2869ae045953c964d2f6ce2b8fd09b9

Analysis

max time kernel
166s
max time network
186s
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, 04:29

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General

Target

0e81d4274342c0d16125a3605e9cfd17.pdf
Size

84KB
MD5

0e81d4274342c0d16125a3605e9cfd17
SHA1

11d8044adfb81c755a81c98f3ac7fc54a2f75928
SHA256

b9019531861f3b6c57038f6d98c18c9cd2869ae045953c964d2f6ce2b8fd09b9
SHA512

09eee071aa901b502222ecd4c9c7055e6ff506d88d328842f05f824d8663c5b907f07be4c99dd1bf0996d3444a2bf6cd846745bab2fd8ec0a46233aafce19cc2
SSDEEP

1536:2kVvygMQKYBCYeP1Iqi/chWHJ1BASN3RJiR1U9JWkNpOPaWGxaiJPiRMV1FdY:pvygRKweKfHVAS2W9yP0vJPiRMVG

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4024	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe
4024	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4024 wrote to memory of 3440	4024	AcroRd32.exe	95
PID 4024 wrote to memory of 3440	4024	AcroRd32.exe	95
PID 4024 wrote to memory of 3440	4024	AcroRd32.exe	95
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3108	3440	RdrCEF.exe	97
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98
PID 3440 wrote to memory of 3772	3440	RdrCEF.exe	98

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\0e81d4274342c0d16125a3605e9cfd17.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:4024
- 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:3440
- - 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=B116CD5D0844D09874F911CF935543E8 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3108
- - 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=3D22B705FB32F5861D1F310975C02C51 --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=3D22B705FB32F5861D1F310975C02C51 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3772
- - 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=ADF0217F24F32D85BB15FE1178CA9626 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:924
- - 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=30BC9DC5665AD6BB634B1AF12CD7C9FE --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=30BC9DC5665AD6BB634B1AF12CD7C9FE --renderer-client-id=5 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1144
- - 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=33E665F562E2CA01BBF1991B75F29463 --mojo-platform-channel-handle=2752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4924
- - 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=3DF726A86178EDFE1738618B64DC6A1F --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3128

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
e81112b28b9f11a3f24dd95586e0d43c

SHA1
b964a407317f6d14d266f72552c06ce75d5c35ec

SHA256
c6bab0c5d318888716d8fb0c4b06861b80c2df4ce0c2ecf4ec5b0c09f006c1d9

SHA512
e2be3f85546aa6f61c10a8847ce9a8e1971f490067eb2a9cedf11ae299b6866990bb201c79ddc038abeb754a7a6eb13d68887d449af50433ed2addd207ec9a13

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/4024-40-0x000000000BB30000-0x000000000BB51000-memory.dmp

Filesize
132KB

Download