1ffa4c24051066ae0b40116c2dd0facc3866e17b095936effaab23f2a201a11d

Analysis

max time kernel
54s
max time network
57s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
19/05/2023, 20:15

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General

Target

0T-8L52.pdf
Size

216KB
MD5

68fed1e1d122de981ab840ed9ffbfd3c
SHA1

2ab0c8b0eda8c4951b7b3c028eadd1f7c0ef4ae8
SHA256

1ffa4c24051066ae0b40116c2dd0facc3866e17b095936effaab23f2a201a11d
SHA512

aecfb01d0f5ce65dd9c04cd858084661320174336c5f275fec19e6eebf39e4353e9bef4012109297e9bc79c324c01d8be015a12e6776e20b40c22a558bd177a6
SSDEEP

3072:8WDog3NaxQc2FNxzKipIChbfyenp3jqXhy+U0zTtR7qff6OEUOeP80Sl:8WDP3NLNFKObfy6jzEnqfjoeHSl

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-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1748	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe
1748	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1748 wrote to memory of 3160	1748	AcroRd32.exe	84
PID 1748 wrote to memory of 3160	1748	AcroRd32.exe	84
PID 1748 wrote to memory of 3160	1748	AcroRd32.exe	84
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 1052	3160	RdrCEF.exe	85
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86
PID 3160 wrote to memory of 4644	3160	RdrCEF.exe	86

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\0T-8L52.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1748
- 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:3160
- - 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=0077ADB05274DEA6988AAFE302087CC7 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1052
- - 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=05E30766F3684D3BA05F7F1D02909537 --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=2 --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=05E30766F3684D3BA05F7F1D02909537 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4644
- - 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=70F4B771E37F7A38CDA98BF5B4093523 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4636
- - 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=5D8425EC7B7544EBF640F64AC3F52FDD --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=2 --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=5D8425EC7B7544EBF640F64AC3F52FDD --renderer-client-id=5 --mojo-platform-channel-handle=1992 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3972
- - 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=41E7F4DC15C9ED3B2F8FA915DDF16474 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4156
- - 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=A23B02F4B2B663CB377FA046320342D2 --mojo-platform-channel-handle=1708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3980

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4172

Network

MITRE ATT&CK Enterprise v6

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
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

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

Filesize
64KB

MD5
b7639064ded70295bc715a4b721c9a06

SHA1
6be5015da1637f3be929a2004ecb9e99164e3a6a

SHA256
9505fa7bd8304764e24d635e1284bd69feee7c1a7b330d61f4527dac187d4891

SHA512
a1019c25ce0ef4c75c3138f80d717f0e764313ced61cb88c67619985ee1e435b293920eebc0d006ee5c90fe3f36834df1ff5d3879379ea7ffbab8cf7f461cb89

Download Submit