1a1ee9a0fcbc8e10886b99c0eecebe1ab85c634f9d07a3d3ffaba3cc42b00e51

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11/03/2024, 10:25

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Report Analysis Logs

General

Target

c05a836f48589dc09b57dc9ffefb282f.pdf
Size

110KB
MD5

c05a836f48589dc09b57dc9ffefb282f
SHA1

87f85ca659edf629e77dbde73fa6aa8610dea142
SHA256

1a1ee9a0fcbc8e10886b99c0eecebe1ab85c634f9d07a3d3ffaba3cc42b00e51
SHA512

8f8d7a0c3a3ce8e4a24ce9025155b5790ccbe0ed93b9262882d29fcc1dfe8acc0f6982ae9402e36772a52537bb644cd039913dd1619586b944ab0c05a8031aa2
SSDEEP

1536:SCVffP9znIbmbtIT1dbDDRvWVK9OSKayioTE1Cl9DVYeEzWkGOSHMQRpNIWXpO/y:LfN6WtIT1dbDDRvWVWUw47VbEjStNA/y

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 1 IoCs

pid	Process
3980	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3980	AcroRd32.exe
3980	AcroRd32.exe
3980	AcroRd32.exe
3980	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3980 wrote to memory of 2888	3980	AcroRd32.exe	93
PID 3980 wrote to memory of 2888	3980	AcroRd32.exe	93
PID 3980 wrote to memory of 2888	3980	AcroRd32.exe	93
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 3176	2888	RdrCEF.exe	96
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97
PID 2888 wrote to memory of 1004	2888	RdrCEF.exe	97

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\c05a836f48589dc09b57dc9ffefb282f.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3980
- 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:2888
- - 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=94DE958B133FC60AD65D6CC9E9E7A4EF --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=94DE958B133FC60AD65D6CC9E9E7A4EF --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3176
- - 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=8AEB9B1FFAA169BB5D61A92C4B74D971 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1004
- - 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=E1BDA6E3C72CFB2E94754103061C5298 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3444
- - 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=BF87A181F5E894624F6D44A9BA96BE82 --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=BF87A181F5E894624F6D44A9BA96BE82 --renderer-client-id=5 --mojo-platform-channel-handle=1976 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2000
- - 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=25032B1265817D932755F3546A0E8EC5 --mojo-platform-channel-handle=2072 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3004
- - 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=1381AE4B9D0393945C1776F74209E852 --mojo-platform-channel-handle=2764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2464

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5044

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
60b605d84af53f2c00126cdf23447821

SHA1
160919b06ccbee2d621450476b5194bdc84ae12e

SHA256
c268556260884b64f0008d1555f83e294b29d9b96596042b2ede91f2d7d3d816

SHA512
8779d26f5dd9f7a5aaf298dbe52c3e8a38ac8ec4558a8112a0bc7aa094f73a1d77f51ae175f0aade0cac6955cf322f09267eb98542a01c6385b24117ab5e9acd

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

Filesize
64KB

MD5
4ab6ebe12d256ce9fee493bd96689416

SHA1
c7989164b54f9bb3c7a9a72e09778ff1bf8be669

SHA256
48856eb789d120cc4fc68b8de5978a92527a0f39e73ce541b274bc154207d1b7

SHA512
839627a5e4d8535f9f066f6aa2df62e27b46ee36b9241d228a4d74ec5abfb8dd8e40742611a354e929e412d6080f421c070e2b4760a7744c9504e76351cd2f0a

Download Submit