3ac08d7841ee76dbadc51f2a2c79cbdad7ba6f1c0f47dc446d9e7d695e28fc2b

Analysis

max time kernel
154s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10/03/2024, 16:20

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General

Target

bf0c6ec1a00b0bf098af3bce2fa6c6f0.pdf
Size

34KB
MD5

bf0c6ec1a00b0bf098af3bce2fa6c6f0
SHA1

095957c2d761944c727d3f7ab86bcebfe898bd11
SHA256

3ac08d7841ee76dbadc51f2a2c79cbdad7ba6f1c0f47dc446d9e7d695e28fc2b
SHA512

e933ec4d18542d27614fe4171102c210635775a8162cfb67fe9c8cf3022c15ec27153c87f899809c6ddd70e6da7fee7f6e179ec10d933372ee16f87d1c547bdb
SSDEEP

768:aOkBvrk06uszC0WKYzWJh5+wztskvUAkNwYYdc2hhFby:9kprk06XCRWQwztVvUfE/Fby

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-1-5-21-3045580317-3728985860-206385570-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4972	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4972	AcroRd32.exe
4972	AcroRd32.exe
4972	AcroRd32.exe
4972	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4972 wrote to memory of 4576	4972	AcroRd32.exe	95
PID 4972 wrote to memory of 4576	4972	AcroRd32.exe	95
PID 4972 wrote to memory of 4576	4972	AcroRd32.exe	95
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 5004	4576	RdrCEF.exe	98
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	RdrCEF.exe	99
PID 4576 wrote to memory of 2360	4576	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\bf0c6ec1a00b0bf098af3bce2fa6c6f0.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4972
- 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:4576
- - 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=09771FE55BBA1D5ED779A33FDE47600B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5004
- - 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=83A828A70FC3B80F223AD54384663265 --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=83A828A70FC3B80F223AD54384663265 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2360
- - 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=66EF1C32AACBB15271C4421E9B91AEDB --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4656
- - 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=621AF0D82253DF74C475836558B7C6DC --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=621AF0D82253DF74C475836558B7C6DC --renderer-client-id=5 --mojo-platform-channel-handle=1956 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3496
- - 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=65BD988A4CDEB7DD723B1D981CBE78AE --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4428
- - 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=A5F07836B889F5B91BF1B714CFBE958E --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4360

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
96c783926462e411bac6a4a9ff763c8e

SHA1
b46e46da910e45daef652781e193b2f07fe53343

SHA256
c071f06f1295f901ea62196d593d8123ce215e71e59bfd8f75c7c11930bf26b9

SHA512
34123a95a9979f41ceab6ce0932e3ec3e50e18768b5789522b0cccb86ec9aac61fcbc8f283fb1fc37b9e657391898fc26a507f2069e06bd5a8cb3ff35c4553bd

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

Filesize
64KB

MD5
d67e637e6fae3ce5b2fb2c6b71f6f73f

SHA1
24d9810817153d766c0b09440b608f4e7fcf58ae

SHA256
909486c8b61093c8c4f8b0a87d60ec835e8a493ec98cc009097764ec0ac157de

SHA512
8b31acd3cef7ff76b814cb6430fc81328c49de978ebd80c3cdfdf5355f1679ec586d3f6c4794e73269d8613cdbf3323c0393a9ce78baf0df8ab049a9f18a2548

Download Submit
memory/4972-30-0x0000000009990000-0x00000000099B1000-memory.dmp

Filesize
132KB

Download