2221c8eed005cee8cf32a6cc3c9afd596f28d4cf9ff31d1484f7aaa32978b483

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
25/03/2024, 13:21

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General

Target

de1a657f57d85ebf1f0e2b057743adef.pdf
Size

97KB
MD5

de1a657f57d85ebf1f0e2b057743adef
SHA1

24ec44a148b9adcda221b5cb73c2077403f744b6
SHA256

2221c8eed005cee8cf32a6cc3c9afd596f28d4cf9ff31d1484f7aaa32978b483
SHA512

2223d1ad4e9dac3dedc8894a7727d8e578db4095d349f414c19346fa43a0d7042c5ff26ab61e258eaaea1525f6dccc0177729fa47b417333f7fe4708862fecca
SSDEEP

3072:Z9MDxOoFcBLKh3xf6ORrqrGZHeg/DwYZnV8wRX:01wLa3xLkoHe+DNr

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
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2240	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe
2240	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2240 wrote to memory of 4216	2240	AcroRd32.exe	95
PID 2240 wrote to memory of 4216	2240	AcroRd32.exe	95
PID 2240 wrote to memory of 4216	2240	AcroRd32.exe	95
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 3508	4216	RdrCEF.exe	97
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98
PID 4216 wrote to memory of 2064	4216	RdrCEF.exe	98

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\de1a657f57d85ebf1f0e2b057743adef.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:2240
- 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:4216
- - 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=B2A6488F62A1AF8D152FCF0244DCDE46 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3508
- - 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=5A1219295E3838BEA11628EDAA878401 --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=5A1219295E3838BEA11628EDAA878401 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2064
- - 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=145ABBBEB88B2D32BE440290C78C2844 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1816
- - 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=290B3FB74401D5DBB03E2D72236A8A83 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1176
- - 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=4BE5D4F545C864E0CB8B9E6B1F2E8BC1 --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=4BE5D4F545C864E0CB8B9E6B1F2E8BC1 --renderer-client-id=6 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2068
- - 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=24AFAA397F9ED5D166EA1C709493D676 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856

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
fbb81358df885ae905da90bbcfeb820e

SHA1
332de863039693541676c7c950a0571fcd7a380f

SHA256
3c6c632178ce2c13818abf65654573273681f65b3abc3f32533f657d109253d7

SHA512
8532ce9121e9f383dc57e9317272839e15ebd63796127e9b1d722c2a68021fcead18bb5172a5c3d3ed62cd65b67dbdf5c76520ff8c5c89582befdabdfaae2f11

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/2240-126-0x000000000BB80000-0x000000000BBD0000-memory.dmp

Filesize
320KB

Download
memory/2240-132-0x000000000BB80000-0x000000000BBD0000-memory.dmp

Filesize
320KB

Download
memory/2240-138-0x000000000BB80000-0x000000000BBD0000-memory.dmp

Filesize
320KB

Download
memory/2240-152-0x000000000BB80000-0x000000000BBD0000-memory.dmp

Filesize
320KB

Download
memory/2240-201-0x000000000BB80000-0x000000000BBD0000-memory.dmp

Filesize
320KB

Download