2431a66b98920ff9cdc518079a83cf07c2070b10529ce05ead8bdda9e865e108

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12/02/2024, 02:28

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General

Target

96011a3963411396e22fd4751a4eaaac.pdf
Size

58KB
MD5

96011a3963411396e22fd4751a4eaaac
SHA1

9c196509c71d25b2c1f6a441f31409d1b7a2e794
SHA256

2431a66b98920ff9cdc518079a83cf07c2070b10529ce05ead8bdda9e865e108
SHA512

d4866f3c7b3a5fa52069ffd570bdebbc857652fcc6a02b8d6ba62b4675ac7083bd400528e8f326efd528c249661cb82ecbfd3be2ec0a0eecf99a908a1dfcca75
SSDEEP

1536:XGF4PlnA/yLiVRFoKAc8bDy01UNGvWxHO:2F49nA/44Z5cy01UNGH

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1184	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe
1184	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1184 wrote to memory of 2732	1184	AcroRd32.exe	88
PID 1184 wrote to memory of 2732	1184	AcroRd32.exe	88
PID 1184 wrote to memory of 2732	1184	AcroRd32.exe	88
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 3848	2732	RdrCEF.exe	89
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90
PID 2732 wrote to memory of 4824	2732	RdrCEF.exe	90

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\96011a3963411396e22fd4751a4eaaac.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:1184
- 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:2732
- - 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=896C1DC90B108320DC29EFCF2D02EC95 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3848
- - 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=CD1AFEA4406239BE838460CE86804171 --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=CD1AFEA4406239BE838460CE86804171 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4824
- - 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=46CEF608E1EF39D15A8875261C394DA0 --mojo-platform-channel-handle=2148 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3192
- - 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=2755F524D8EF9AE582623F9F3CFA44D7 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4944
- - 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=F9DE50FC4375529A1C9ED9467728C626 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2380
- - 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=0F6B2A245A913F6AF65417E2FF7A11A4 --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=0F6B2A245A913F6AF65417E2FF7A11A4 --renderer-client-id=7 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4472

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3020

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
1f333f2847798c80a67331beb127d05b

SHA1
ca7631d277b27c8556c9b842aa35d5988224ac12

SHA256
e7b55081d8129e6ba774c648884608bdbc612cc809306437abab4e9cfc655512

SHA512
0f71f391c888dcc7b026a4373cf52d973cdd8ffc392d8cc6c373c59cb5304e5c9949dca438ac9c1e4039b017d6e78b25476968a0abce9b157e08f0e227e27005

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