230cb9fcdb4b0bdcd4b3fa7bf71ae6436e1edf4ab6b134b17135c846bc39aaa5

Analysis

max time kernel
143s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240221-en
resource tags

arch:x64arch:x86image:win10v2004-20240221-enlocale:en-usos:windows10-2004-x64system
submitted
24-02-2024 19:35

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General

Target

a29443815e30226402a0154870faad14.pdf
Size

76KB
MD5

a29443815e30226402a0154870faad14
SHA1

d878988dfad2e7bb2c4456fa45043d641cbddd24
SHA256

230cb9fcdb4b0bdcd4b3fa7bf71ae6436e1edf4ab6b134b17135c846bc39aaa5
SHA512

7ebb663b668a58785533303beaeac0bb7b02d623adf0f4d691eae6b2e6feae4959c9619b447fcccfe22299988b0abe319f070bb09ef6aad24e24eb100be4a517
SSDEEP

1536:YIz+ZilF4XnDrHBLE/dUXREzSjjuKs2RHko0BQf9AVEov2O7bg:VUZXnDrHBLElYEzSuKJRHkoh1Aaz

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-1-5-21-3844919115-497234255-166257750-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3564	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe
3564	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3564 wrote to memory of 4468	3564	AcroRd32.exe	89
PID 3564 wrote to memory of 4468	3564	AcroRd32.exe	89
PID 3564 wrote to memory of 4468	3564	AcroRd32.exe	89
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 4920	4468	RdrCEF.exe	90
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91
PID 4468 wrote to memory of 3268	4468	RdrCEF.exe	91

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\a29443815e30226402a0154870faad14.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:3564
- 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:4468
- - 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=C8E293E6BAAA4FB34F1FF646FF788BAD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4920
- - 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=A0C316FE5688A2CAE89443ED81132CB1 --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=A0C316FE5688A2CAE89443ED81132CB1 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3268
- - 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=BDA83949CA1B537DCF71F52AF5D887CF --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=BDA83949CA1B537DCF71F52AF5D887CF --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2952
- - 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=6DC883CAD0237E73B785E55203279398 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3200
- - 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=C084059B321E6EE8120BA98A77823383 --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1576
- - 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=71A2D235A3525F21DA3384B658051E30 --mojo-platform-channel-handle=2620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3920

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4584

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

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

Filesize
64KB

MD5
c93a633996fd9dcd61c79824468e4b15

SHA1
6a09448fb02bc207b6e256a6188eb53cc12f18a8

SHA256
ceee6e5c7c9215f09a42de87fe1523a33aa256503b30d8ef0a583b7e150d1f39

SHA512
f72a9619841ebe42e1075ce598ba8880763b74af5777bfe0b465e230178d31bda5500e0d096dde6f38d85125c83b4d3b1a01b5c7a970b00bf20d7ad4bebe69a9

Download Submit
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