a009a6a9ebd5311a2fc38e31f97300bad1e6e9c78c8ec13eb663a9b7ac4bf7ed

Analysis

max time kernel
149s
max time network
159s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 22:04

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General

Target

b0be49b54e20f64c77b50fa675e27d82.pdf
Size

87KB
MD5

b0be49b54e20f64c77b50fa675e27d82
SHA1

f4ae4e3d9626c2eefd3d0a013c437b6daa2bd385
SHA256

a009a6a9ebd5311a2fc38e31f97300bad1e6e9c78c8ec13eb663a9b7ac4bf7ed
SHA512

68a225844731427cee8e519b4b5553f7dd6b576300c7ab42841151691a9cdc92b497d9ddc5a97d8a889f03bb6592001f760097be72eeaa25375ea9e2d8420586
SSDEEP

1536:RJrl4pIDWYBoA5aUOoO1IyLMJAiqsUIkGNLfrC78WypOlWWxaxx6s/ZdAJS6OwP:brl4sWYH556IcMJAiqs8GNLT4lDam2nu

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe
1280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1280 wrote to memory of 4360	1280	AcroRd32.exe	92
PID 1280 wrote to memory of 4360	1280	AcroRd32.exe	92
PID 1280 wrote to memory of 4360	1280	AcroRd32.exe	92
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 1240	4360	RdrCEF.exe	93
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94
PID 4360 wrote to memory of 2992	4360	RdrCEF.exe	94

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\b0be49b54e20f64c77b50fa675e27d82.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:1280
- 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:4360
- - 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=4028BF3E83792BC6BCDC2BB76186390E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1240
- - 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=D85D47AEE154009FCE28088EE2DE95DC --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=D85D47AEE154009FCE28088EE2DE95DC --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2992
- - 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=4F97001D4E77AC2A90778E3CA769A246 --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=4F97001D4E77AC2A90778E3CA769A246 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:456
- - 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=7160749EB627444C8586732B7FC41FB7 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1760
- - 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=CF45FB29E76C46B1D2ECA57372ED95EE --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3244
- - 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=87A33A851E79AA24B1CBEA87237D38E0 --mojo-platform-channel-handle=2508 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1748

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:820

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
d97f6b6137f06d77a1ca0c9546415055

SHA1
4fe79e8da408fbc4299817bdc9cc410dbf5f5dd3

SHA256
89803896ab5bd08262755edcc58b9467f5adb984a88472e2f2cd5dfd995226c2

SHA512
372f93ad9f07dc754e0b6bbc7da546b146cc1a0aec3cb2055a1c837c6be466649e969d13db64b08ce12aa087731fdb23383ccbcfe7f1050e3704b6201e624819

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