15815e7dc2011020d1f6d1ffb904257c6404aebb5d6c3000d405f18a01833387

Analysis

max time kernel
73s
max time network
80s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
12/03/2024, 15:20

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General

Target

c3b0d1d12c198d39e4a4d4396d593a32.pdf
Size

34KB
MD5

c3b0d1d12c198d39e4a4d4396d593a32
SHA1

d5523d59c2dd58d367d6495612693f00f1cc1bab
SHA256

15815e7dc2011020d1f6d1ffb904257c6404aebb5d6c3000d405f18a01833387
SHA512

e6c76837de4b8e1fd06a2ce84cd00f3ac5688c5367b34ce7fbe469bdd009af9f5e51592b233e5b0ce70f34bbb4c7b7d640dc73dbcf4f363def6e6c5da82b5038
SSDEEP

768:rkjkPVbosIsiXSJVk1ppobiXWR8LMf2iRKqI:r2JsiXSJApFWRwMf5KqI

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-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
992	AcroRd32.exe
992	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
992	AcroRd32.exe
992	AcroRd32.exe
992	AcroRd32.exe
992	AcroRd32.exe
992	AcroRd32.exe
992	AcroRd32.exe
992	AcroRd32.exe
992	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 992 wrote to memory of 4552	992	AcroRd32.exe	90
PID 992 wrote to memory of 4552	992	AcroRd32.exe	90
PID 992 wrote to memory of 4552	992	AcroRd32.exe	90
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 2188	4552	RdrCEF.exe	93
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	RdrCEF.exe	94
PID 4552 wrote to memory of 3260	4552	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\c3b0d1d12c198d39e4a4d4396d593a32.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:992
- 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:4552
- - 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=B0477ADA752CEE0FADF00EB8BDA63B50 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2188
- - 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=5220CDE418EDEB432D42CACCC0BDBAF4 --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=5220CDE418EDEB432D42CACCC0BDBAF4 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3260
- - 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=0ECE228BA6F76D131A4840769B432D24 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2916
- - 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=78AEA03EEA1DA66E50B41AD01C194B88 --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=78AEA03EEA1DA66E50B41AD01C194B88 --renderer-client-id=5 --mojo-platform-channel-handle=2004 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3316
- - 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=264CAFA8C55C1EFABF802872EEEDE3C5 --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3804
- - 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=2380C9C3DB8582AB0DC3A728F311B0C4 --mojo-platform-channel-handle=2828 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3268

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
483ff549b144c47ef45b4a18a3d7616e

SHA1
a8621638775eac3fbe4879a2b89bf879dcca15cf

SHA256
27042b95f4907d062bb574f8c89b056e552f55033739497eebead4df93c1c4e6

SHA512
b4d25bab22af45161a1f478d8d31335f62b2f19cbc8863a5a97a52933edb7e09a01a162b8001be2de59c10fa1db387efd42f6acc0c638de686951ce5dbc387a4

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

Filesize
64KB

MD5
4e99570312031be93115c33035319e53

SHA1
38adacc9fee5ee6059d52136c76d71e9d2e0bf1e

SHA256
7faec2648658f2bb00790d14e9696c8a00a4503763009c010db6a45ff81cb9eb

SHA512
cd696da53fed757b0394d71eba43413d64b8c736b3d2e1a46fc75a88029a824c6147e8314eb9c69dac084d3071977624d1188bbcda0293518c0eca33c78b7331

Download Submit