1f505e6b2b899ba54f65cc672a781adfeebc0b1499499f933f2b703241f533f0

Analysis

max time kernel
101s
max time network
103s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
23/07/2024, 13:46

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General

Target

c35992284b859fc8f87bd92984af6240N.pdf
Size

85KB
MD5

c35992284b859fc8f87bd92984af6240
SHA1

d0e17da4c6d9366a49277c3fcf732d89348199d3
SHA256

1f505e6b2b899ba54f65cc672a781adfeebc0b1499499f933f2b703241f533f0
SHA512

6d12dcba7aff69abc02cf649b630d5ccb7ed282fe8eca1584fc16a6b0ed14eec9dfe0f0d80c85c5b2aa39cfe012bbce0b0f8fc0616c1508c118fb555c7eafa90
SSDEEP

1536:B5e0JcqcJjSQ4KfRh8nSm7rmTyQF5cB//BU/t4DAat2jFbgQzePHE9:jeOcJGORh8SrTyQFi//W/AAatOFb/SHQ

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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4464	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe
4464	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4464 wrote to memory of 4532	4464	AcroRd32.exe	91
PID 4464 wrote to memory of 4532	4464	AcroRd32.exe	91
PID 4464 wrote to memory of 4532	4464	AcroRd32.exe	91
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4504	4532	RdrCEF.exe	92
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93
PID 4532 wrote to memory of 4020	4532	RdrCEF.exe	93

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\c35992284b859fc8f87bd92984af6240N.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:4464
- 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:4532
- - 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=6AC6CF09409D2A35C133A5005BFD7BCE --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4504
- - 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=DDE690126026B46AB0151CAE78E5FC9A --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=DDE690126026B46AB0151CAE78E5FC9A --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4020
- - 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=789236C0CC05D5AA2C0A2E5BD0F25539 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3828
- - 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=9F113660F4C281B13555C5C3612B40AA --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3644
- - 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=69AA7F9AEDF4E3A62A1FA017B9B36528 --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=69AA7F9AEDF4E3A62A1FA017B9B36528 --renderer-client-id=6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2172
- - 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=7BD3BCB78A520ADEF54B1620F2EA8869 --mojo-platform-channel-handle=2788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4632

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:236

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
d55f50500837e74d56befb9313138767

SHA1
2315af2fafb6aba8367b5cea6e3d7baf39af33b4

SHA256
c11c0e5bc2d142b1fe34f42ea35363a9fc18bac064590a607d0ff710db78476f

SHA512
db2a1332cddee7d91b1477bf7a92894495f17dc731b7df2c9f98e7f3376e3ced6705dee6ab153a5d36818966f2ca0f02e824d580b1ecfdb2adf0dc660626af99

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