27be806037d4c3f30c50caa53f08ca16de788ee0555426be4d0fb57c187d8417

Analysis

max time kernel
94s
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
12/05/2024, 20:11

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General

Target
27be806037d4c3f30c50caa53f08ca16de788ee0555426be4d0fb57c187d8417.pdf
Size 379KB
Sample240512-yymghsec2v
SHA256 27be806037d4c3f30c50caa53f08ca16de788ee0555426be4d0fb57c187d8417
MD5 b44a2095c04c8c2cd7be1f57c2770e1c
SHA1 9535f3f4a626fb749c4a693a99d7b9931ed9d14c
SHA512 2dad0472b14ca802033724014eaedadf1b86f257f83f0d3c4100538b5a863a0a7f09b8f16c5538ff543cc9c2c29b4d101a389c2bc8af9594b24a9ce026fc57c2
SSDEEP 6144:xfWKufBiYSwNx1plxoriSatrDMwkmAqM8i+CDuE4PUaJbQorNZkXWAWrewujX:BLukYSyxVxJtrDMAr3FDPfbQorwmAg6
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
4804	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe
4804	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4804 wrote to memory of 2152	4804	AcroRd32.exe	87
PID 4804 wrote to memory of 2152	4804	AcroRd32.exe	87
PID 4804 wrote to memory of 2152	4804	AcroRd32.exe	87
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 3480	2152	RdrCEF.exe	88
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89
PID 2152 wrote to memory of 4440	2152	RdrCEF.exe	89

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\27be806037d4c3f30c50caa53f08ca16de788ee0555426be4d0fb57c187d8417.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4804
- 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:2152
- - 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=39B712AA3CCD66AB21519E2382DBFD5A --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3480
- - 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=A0746C88A13E844864B018A8AE9668F2 --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=A0746C88A13E844864B018A8AE9668F2 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4440
- - 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=F0F1E3B880D007D0A19ED77EC2B6B3FE --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=F0F1E3B880D007D0A19ED77EC2B6B3FE --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4776
- - 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=D3F3C2FB16C67F058C68A6AAA4EE9139 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2108
- - 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=24A7D01CEB00B0537663EFF961FB7F83 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3024
- - 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=3291424583854AE701B544E6BABD89B1 --mojo-platform-channel-handle=2748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 5ad201c1fb14c8d426c28e85bf65751b0849de947d7f2e9d89e5283908fa6bd3
MD5 d3e9046cd8f3a16732d182512d7f7491
SHA1 2c529fe86ee427af7928c98412e8d9766aba6040
SHA512 3b9db0b8d277b868eb3db46846dc1902448c0a8567a8655904a20f804c23d101e159a9b90257d67e2f93c933f7240c90403bd88d550a30ad8866a0bb46dc6d60
SSDEEP 384:yeMdThPmtELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:2m+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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