f0108f5ef7537d8fd96acfd5bf98d90db4027ae9cac5da35fdd8a82879769f10

Analysis

max time kernel
591s
max time network
453s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
21/02/2024, 12:09

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General

Target

Best One Shots.pdf
Size

129KB
MD5

76c379e899b9c868a3736d87a40edf7d
SHA1

bd061c96d21cf62dc1b83cec923be1490cf3342f
SHA256

f0108f5ef7537d8fd96acfd5bf98d90db4027ae9cac5da35fdd8a82879769f10
SHA512

37960481015620eea07dd4343022d03e9ac359e73c753388e78d144b5777b2668a3cddf9b968e82580da3d6419fe2522f00c56f2d821ea234050646b42f6c6f8
SSDEEP

3072:6nW5F+jJPs3BUgyDI3eH0HHVkzs7+zfZO90JVx56qQX:CWDNHKzvLZHn56B

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3012	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe
3012	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3012 wrote to memory of 4784	3012	AcroRd32.exe	85
PID 3012 wrote to memory of 4784	3012	AcroRd32.exe	85
PID 3012 wrote to memory of 4784	3012	AcroRd32.exe	85
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4312	4784	RdrCEF.exe	86
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87
PID 4784 wrote to memory of 4328	4784	RdrCEF.exe	87

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\Best One Shots.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:3012
- 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:4784
- - 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=9A53C315C43C3B71C8840A8E0E527B94 --mojo-platform-channel-handle=1680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4312
- - 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=71E18420862CDF224EE92D98207A6031 --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=71E18420862CDF224EE92D98207A6031 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4328
- - 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=DEE9698362DAA5D37AF493391BC1C397 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4008
- - 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=EBB801F1DB38DD19416F0E27F46F9D9F --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2896
- - 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=69D0AE60AD0BF9AF9CA2BB95C4E0AE5D --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:384
- - 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=1DE30FF182758399525A6779BC3238CD --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=1DE30FF182758399525A6779BC3238CD --renderer-client-id=7 --mojo-platform-channel-handle=1948 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3828

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1588

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
88446f55547353ed087dcf4e9b1e812e

SHA1
179a8fbc38e3d5b04baa72dab80a04d2b32977d6

SHA256
ecd5ba7da64b5abaf01affb4a5e9c2c001111048dc30983e07bf30153b793b10

SHA512
822fa990ee461eb98df1a6413039acf7daa245c5772ac59066a3176b3e88b9822236b938c18d7a4c820188545ad5c4db4ec9100b34316865bb670c8aa09133ee

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/3012-26-0x00000000097A0000-0x00000000097F0000-memory.dmp

Filesize
320KB

Download