c90dc0b7f727fa7fd2c39adc16fa92ee198432a85cf8aaa4188b687caab196be

Analysis

max time kernel
133s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
29/05/2024, 21:02

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General

Target
SIMSBORO CONTAMINATION REPORT - CHUBB - MILAM COUNTY, TEXAS.pdf
Size 2.6MB
Sample240529-zvpcdaae48
SHA256 c90dc0b7f727fa7fd2c39adc16fa92ee198432a85cf8aaa4188b687caab196be
MD5 0d7c37d175e29e62bf86151817b52a88
SHA1 a90cfe75cd20620e9d68a0b43f3167b826d67e68
SHA512 d6f3c302f29ac104ddb240da432770796dfd3a5d51d2859cdb0a728f1616f898eff453e907456f4a470a0bdf0077a26de094aaf147c6058bf82bddc923dcadc0
SSDEEP 49152:qWUYDNnlw0lcspJ91IFLGBlXibv5YnOo/Cz6Oek8UuaJ8A9tRWDifs:xUyNl1xQRGjibvSnq58MJRlWN
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-4124900551-4068476067-3491212533-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3244	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe
3244	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3244 wrote to memory of 1528	3244	AcroRd32.exe	91
PID 3244 wrote to memory of 1528	3244	AcroRd32.exe	91
PID 3244 wrote to memory of 1528	3244	AcroRd32.exe	91
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 3312	1528	RdrCEF.exe	93
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	RdrCEF.exe	94
PID 1528 wrote to memory of 2332	1528	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\SIMSBORO CONTAMINATION REPORT - CHUBB - MILAM COUNTY, TEXAS.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3244
- 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:1528
- - 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=515D211BCAB20141B46F437407E91FDC --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3312
- - 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=538B3CA239FB2E90000197570DA8D226 --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=538B3CA239FB2E90000197570DA8D226 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2332
- - 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=F10BCA6AFCA5C67AAEC79174C728FB3A --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:980
- - 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=092B5645D7595EF78CAC9EBEEEB5444E --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=092B5645D7595EF78CAC9EBEEEB5444E --renderer-client-id=5 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3112
- - 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=D7A10A89893B2F54E4DF58E19C68400F --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2956
- - 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=E3312319A9AFF02A18528CD474CA9A90 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1620

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4228

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 2cb32dc2ff0ff352f1bf0dd76ced92f3c3dc9bb5f57ad197d8cba72562000af1
MD5 1c71ae3d95688949e7b883f4e5c7722f
SHA1 421cb6fb2811e53416fd4bff8e2fcf192e7b9bb9
SHA512 68aa408a6e95958658d99f29fb3e38f07dee902f143d733e42e2d95232ff6973df7e67d4db1b15bc7ff6aa1c87b4466e51d47750e840fde5bb8fa2dc5b8517df
SSDEEP 384:yeMdThPKtELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:2K+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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