48150780ad4462f1bdb25dc08375f0983dae24bbd18e00881e98342efad8910c

Analysis

max time kernel
142s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 19:48

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General

Target

dff4746588958e2473af2ee2d9c84bc5.pdf
Size

85KB
MD5

dff4746588958e2473af2ee2d9c84bc5
SHA1

29d731b34a70bf237b00549c845028a531c164d5
SHA256

48150780ad4462f1bdb25dc08375f0983dae24bbd18e00881e98342efad8910c
SHA512

49b301d5cfe8b8df4bc26002237db38689afa6f667985e89b388ba957f0308ec3224b0e646514e58d08d0209eab6954933d3c71e53d6341cf23dc7376186e70e
SSDEEP

1536:xWYxcIRnuH+HUWO3iztJuiCBkX9Xtbc3IzTNEhOAb+D0SeW6pOu26WXEQ4hjiekC:UYZuH+09iTvyKtJTcOk+D0Sbu2WZhjhz

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-1-5-21-1904519900-954640453-4250331663-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4860	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe
4860	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4860 wrote to memory of 4220	4860	AcroRd32.exe	98
PID 4860 wrote to memory of 4220	4860	AcroRd32.exe	98
PID 4860 wrote to memory of 4220	4860	AcroRd32.exe	98
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 4476	4220	RdrCEF.exe	99
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100
PID 4220 wrote to memory of 1952	4220	RdrCEF.exe	100

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\dff4746588958e2473af2ee2d9c84bc5.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:4860
- 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:4220
- - 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=1D092F23630FAE88A7067F3A40BBA7D9 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4476
- - 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=B91B8830BAA1EB1A438A4BA6D3E44AD0 --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=B91B8830BAA1EB1A438A4BA6D3E44AD0 --renderer-client-id=2 --mojo-platform-channel-handle=1772 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1952
- - 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=7427D51E9A9A6BDB4A011FC7FE649EE5 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:636
- - 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=55B2E8CC3DC3EAF49CD93FBB9CE6CEF4 --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=55B2E8CC3DC3EAF49CD93FBB9CE6CEF4 --renderer-client-id=5 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5028
- - 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=990FA556AC35B43ADD6B3E43EA9A259E --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1908
- - 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=530253F6B66729617A4E62BCA43150AB --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3172

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4392 --field-trial-handle=2972,i,4036376905309803364,5412922217215781933,262144 --variations-seed-version /prefetch:8
1⤵
PID:5316

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
c0e33064ddf7fbcab5c6fd48604c75d4

SHA1
1e115fe7c84cb5e45de87da3725ebad6f2bb3333

SHA256
794a4ea5809eba7203f468cfe4bcb7f56f7f9ffaf14597d3c4b9a197b0758b23

SHA512
54e1df704ee5962663efee32ac4cd72a785528d9c1300393d4eca82f251951a9c9d0b8e52ecdb3d0c252496b461ca5bda20372681beb214eaf9aab477f3fa86d

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
memory/4860-133-0x000000000C760000-0x000000000C8AD000-memory.dmp

Filesize
1.3MB

Download