eeeaabe527f9aa14cd91397241ac3f1ddd6b2be351cd6fe094cd2f7f30bc721b

Analysis

max time kernel
5s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 04:20

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General

Target

27ed6965d082756f835ff92e697b1c6c.pdf
Size

102KB
MD5

27ed6965d082756f835ff92e697b1c6c
SHA1

5b2ab8fe70db823492793a5982e5c7e4dfcd2a8b
SHA256

eeeaabe527f9aa14cd91397241ac3f1ddd6b2be351cd6fe094cd2f7f30bc721b
SHA512

cc4ded50a103772a95cfb369d95315aebed421304fbc6168a60d53e8917388c2f3a5552da6a6375a0e4c8a9a19e8ac26942747b27580151cb93ba15646b51cd5
SSDEEP

3072:YAfWXX79jCHyZ+bR/dSspagZebfvYoZrqPV7D:YRXXdCHyZQR0gZYprQ

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2428	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe
2428	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2428 wrote to memory of 3176	2428	AcroRd32.exe	92
PID 2428 wrote to memory of 3176	2428	AcroRd32.exe	92
PID 2428 wrote to memory of 3176	2428	AcroRd32.exe	92
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 3752	3176	RdrCEF.exe	94
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93
PID 3176 wrote to memory of 2100	3176	RdrCEF.exe	93

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\27ed6965d082756f835ff92e697b1c6c.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2428
- 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: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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=01965A549E8C7243FE01761EB0E58D1B --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=01965A549E8C7243FE01761EB0E58D1B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2100
- - 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=191FFFD3AB36C3F015830A2E7CCEBD6B --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3752
- - 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=6EAE8FDF9E2600470070C9D815BDF7B3 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:680
- - 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=38CBE6D391E0442B2544BC363502F69F --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:456
- - 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=E04CDEACC192E3CD01165EF7E9270761 --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=E04CDEACC192E3CD01165EF7E9270761 --renderer-client-id=6 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1924
- - 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=F44D36FC0169D3AA7D7C32D1480D70C1 --mojo-platform-channel-handle=2648 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2120

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3408

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
f83eea3fc691fb9ad728edf2c6fd4fe7

SHA1
18bf8b28708f26442b4bd60e325f8f29027d58f9

SHA256
46bfddeb42d8d2b134b16190f9550d6a46ce02ac10fd3257b65c158fbef5fe03

SHA512
69fec0a13a973e2a70d00f7f8dc7664f42d63059d520532f877c93e7e138cb4ff08d69ad9992ef50853969f19a5fe99f7ae40aa07d7530e1915e715ffa2a57cc

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit