0d7c712f7235297cb5d4dbeb41e9889e355374bf83d335d1f0efdab91ffe31a7

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 13:47

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General

Target

bbf59dec7ed81dfbd33d2f2301d3381f.pdf
Size

84KB
MD5

bbf59dec7ed81dfbd33d2f2301d3381f
SHA1

5812b567a40e81dad0a41d8a2e1162c352bf75ea
SHA256

0d7c712f7235297cb5d4dbeb41e9889e355374bf83d335d1f0efdab91ffe31a7
SHA512

8a53c134cbc31211ad6ab8145d3842d2c14a2f7dc00842c994ad8849af177e658a628cc66d404d851798aa0e75b97257ebebbabad0ea7a7478e378276726692f
SSDEEP

1536:lJQmTrLNyoxxSCK4/f9LGYWbWRHAoPX7Qa7ZrgGWP5JN6Jzr/rrWOpOaZ0ym:fQmT9ZxAG/f9LGPbWRHrvEkfcaZG

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1828	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe
1828	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1828 wrote to memory of 3448	1828	AcroRd32.exe	95
PID 1828 wrote to memory of 3448	1828	AcroRd32.exe	95
PID 1828 wrote to memory of 3448	1828	AcroRd32.exe	95
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 4324	3448	RdrCEF.exe	98
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99
PID 3448 wrote to memory of 644	3448	RdrCEF.exe	99

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\bbf59dec7ed81dfbd33d2f2301d3381f.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:1828
- 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:3448
- - 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=654125C6DC60689CB2D2E3A032FCCD70 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4324
- - 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=8E6938B7C10A43E7719C38C5ACCF8D26 --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=8E6938B7C10A43E7719C38C5ACCF8D26 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:644
- - 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=D030C6BA52AB66977765F0C9EFA09908 --mojo-platform-channel-handle=1860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=906D5565807CBBA1E2B1B8390A7E331D --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --type=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=2463636A9833E5F9AD2629B766C35FD5 --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=2463636A9833E5F9AD2629B766C35FD5 --renderer-client-id=6 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4548
- - 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=C51958BBDE4B6844D0AF0EEA998CD9BC --mojo-platform-channel-handle=2816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1880

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3088

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
1489a4c4074c469399368f162eca6c04

SHA1
218c07b40ca9a1f4c7035f9df4e3e5507f0311a3

SHA256
896afa01f89a4a7833dbc22503875f35ba992c5c0287052485b32999578475b4

SHA512
645572efc1cef9e59d218a59b4b8b97b688b65c2400fcaf7a890f95fd5ba4460e789fca02bef8e900cd9a698e6e02bdcc45e725feb9ef1b0690c6ffc3d72b9bc

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