bdd29f962bd10fc8fa444fe9d4f40cecc4e7bfa0471940669745633ab52cae76

Analysis

max time kernel
116s
max time network
142s
platform
windows10_x64
resource
win10v20210408
submitted
26/09/2021, 20:12

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General

Target
img_684533119.pdf
Size 49KB
Sample210926-yyyjsafcbk
SHA256 bdd29f962bd10fc8fa444fe9d4f40cecc4e7bfa0471940669745633ab52cae76
MD5 1efaff0daffca172ebb19f6a793d06ce
SHA1 208fb52c76f283b0deb32349a66d3f273d0e0606
SHA512 018eb015299d1ed71ade74dd6e640da043f01d815b8b9e75fe2dc560374a848ebee69c92dbbeb44163beab32701f84e868ae6f6a16df03e421bd0cd0719d338c
MD5 SHA1 SHA512

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-1-5-21-1594587808-2047097707-2163810515-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 18 IoCs

pid	Process
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
776	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe
776	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 776 wrote to memory of 3112	776	AcroRd32.exe	68
PID 776 wrote to memory of 3112	776	AcroRd32.exe	68
PID 776 wrote to memory of 3112	776	AcroRd32.exe	68
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1044	3112	RdrCEF.exe	69
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70
PID 3112 wrote to memory of 1256	3112	RdrCEF.exe	70

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\img_684533119.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:776
- 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: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=06EA475176C671065A747788A64232C3 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1044
- - 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=72EB9C19FF47ED962626E98F8C2365A2 --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=1 --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=72EB9C19FF47ED962626E98F8C2365A2 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1256
- - 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=8B71003F8E0038F38700A42E53DE8E96 --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=1 --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=8B71003F8E0038F38700A42E53DE8E96 --renderer-client-id=4 --mojo-platform-channel-handle=2072 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3824
- - 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=CDE2621E975133ACF295851486AF1778 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2768
- - 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=BF0CA32FDE7D39A7367E7A4253BCF99A --mojo-platform-channel-handle=1684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2928
- - 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=928CEBDDDEDC01AC024F146FF1610458 --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3916

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

memory/1044-115-0x0000000077252000-0x000000007725200C-memory.dmp

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memory/1256-119-0x0000000077252000-0x000000007725200C-memory.dmp

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memory/2768-131-0x0000000077252000-0x000000007725200C-memory.dmp

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memory/2928-135-0x0000000077252000-0x000000007725200C-memory.dmp

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memory/3824-125-0x0000000077252000-0x000000007725200C-memory.dmp

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memory/3916-139-0x0000000077252000-0x000000007725200C-memory.dmp

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