feec7659e4614af1a9023acc3c4d107e6141dfd3cafff3efec4deab37f338413

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 10:10

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General

Target

c59a972cedc73661514e4f255a04af18.pdf
Size

80KB
MD5

c59a972cedc73661514e4f255a04af18
SHA1

a9acc3367d05638340e0dbc7d29a703952ff7e35
SHA256

feec7659e4614af1a9023acc3c4d107e6141dfd3cafff3efec4deab37f338413
SHA512

898c597941781ba26c54b9ddafd8469d5ba6c9cc169dc9ed99de0bcd72e18ad4b4710c863e079f543bffdbb7f32ed035ca89b16e11e64eda24dba29b27822708
SSDEEP

1536:L6ItsbAbyIxN8knilhbjv7Pq9mQAC6WwX1ePMWusFTc67AW6pOu220ugC6W:pibAbVbni3DL5QAC6BedFP7pu220/4

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3952	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe
3952	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3952 wrote to memory of 4664	3952	AcroRd32.exe	96
PID 3952 wrote to memory of 4664	3952	AcroRd32.exe	96
PID 3952 wrote to memory of 4664	3952	AcroRd32.exe	96
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 532	4664	RdrCEF.exe	99
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100
PID 4664 wrote to memory of 1936	4664	RdrCEF.exe	100

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\c59a972cedc73661514e4f255a04af18.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:3952
- 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:4664
- - 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=3617B489750A90028D76F194AE6E0D28 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:532
- - 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=CEB04978737931DB98AEA3E000A17B27 --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=CEB04978737931DB98AEA3E000A17B27 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1936
- - 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=D5998E03A1A2228727293945C6840E18 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3096
- - 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=B3EF7C00F4BCABD112BD7A4BD21EEF2F --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1268
- - 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=9CD321D2875BC58FC5EE358692ED25EA --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=9CD321D2875BC58FC5EE358692ED25EA --renderer-client-id=6 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2832
- - 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=F66B3B6F35B866BAF80A627E4E77F375 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8

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
ffb146d1043da4b59c25f0febb065bc4

SHA1
d03adba02b6e0a0eabd0a37e7a6a663bde17fbb6

SHA256
5fd5d6900b9795eec64db43f34fa444203a0b63867fa09d1b361eaee4174a159

SHA512
798e2f3bafe4349001ce50971d9a9cd86b54dd90a4b84d62a007fe14f6ccfa265d1cda433ccc96e343832cf4654603f3893243c41cbaf58ad607cb0647832dbb

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