81f700153179568877f0a98eb5f466f764f5a5f41a64cfa7e02615880baae2a1

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 05:05

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General

Target

6f24e489ffb69c27e487da8bffc2544a.pdf
Size

44KB
MD5

6f24e489ffb69c27e487da8bffc2544a
SHA1

562bb91c16f05f697d922f46f6a80bb3c7f03074
SHA256

81f700153179568877f0a98eb5f466f764f5a5f41a64cfa7e02615880baae2a1
SHA512

c6d3f2a7a494a64c7bfc3bd71919ef011375e09b5ada74b1bd2b7fca4d272ef56b0d7e90bf17de423c430c50d897574c5037726a5c6a4ced5b7934f0ef2f547d
SSDEEP

768:t0+fkI9EjLJr8PcHmxYybMD3+WIytoTNoGWJe9ganMxUdjpB8FyuKVFiOy2C3zz:u+fV65tyUSQGwe9ganMxwB7YOjCjz

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3100	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe
3100	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3100 wrote to memory of 2564	3100	AcroRd32.exe	95
PID 3100 wrote to memory of 2564	3100	AcroRd32.exe	95
PID 3100 wrote to memory of 2564	3100	AcroRd32.exe	95
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 2132	2564	RdrCEF.exe	98
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	RdrCEF.exe	99
PID 2564 wrote to memory of 3156	2564	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\6f24e489ffb69c27e487da8bffc2544a.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:3100
- 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:2564
- - 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=629E6C3090ADBBC91AAAE9269ED96D7C --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2132
- - 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=7BA8F46A40B19037BE4936DAC052B409 --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=7BA8F46A40B19037BE4936DAC052B409 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3156
- - 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=55985C84D961D59C01D2502B15C6BEA1 --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=55985C84D961D59C01D2502B15C6BEA1 --renderer-client-id=5 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2884
- - 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=9FE86ADCACE6D9729510042496485017 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368
- - 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=1E210BBF8C8BD176BC5C0B929614E937 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2520
- - 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=4666D4EE5A4635F0C94D00F93732531F --mojo-platform-channel-handle=2584 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2596

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1508

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
764911b0abbe4797f1d3f8edd955102c

SHA1
df8a47ce8bb5502b03fcc8b4cf1212d967e1fcda

SHA256
87bdc0b96dbe46403b3487b44e54f40e981f37cc1f01f7b180a9cab457694c21

SHA512
17770c84c88b8446b6f888909da0e19f8652c38efb9caff0e821f4cac17a4145d61dc855be868cd94315786641668895261b6d8f089a3e303b47017e4fd5085b

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