fbd2b95685516b14df909dbed2336e82e9dd4e4f1276dcb8c54ecd37c432ef79

Analysis

max time kernel
52s
max time network
46s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
26/03/2024, 03:34

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General

Target
1209170103.pdf
Size 15KB
Sample240326-d4vpvscf27
SHA256 fbd2b95685516b14df909dbed2336e82e9dd4e4f1276dcb8c54ecd37c432ef79
MD5 c02340ec5aa2b2947f56b55ccf0808b9
SHA1 8c703e160c7559af6cd38261d33637aa67f70477
SHA512 a5fb5fbb1a7068fc1db230e6b32fbd81b7edbb02f7ac037219cf9943abd51703c064497b160d08ee6afe58df9f3488a6acc252691d814448c58b5a38ead60e82
SSDEEP 384:JMQLx7cC68CTmXLMO5K4K5vxLfPlvhhq7kjrvE2YQ52wVCcC9FVdcEtYNFOE5X8R:JMQFf68CTmIO5KJLfPzhqgfvxXJUtx4e
MD5 SHA1 SHA512 SSDEEP

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
2364	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2364	AcroRd32.exe
2364	AcroRd32.exe
2364	AcroRd32.exe
2364	AcroRd32.exe
2364	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2364 wrote to memory of 3068	2364	AcroRd32.exe	93
PID 2364 wrote to memory of 3068	2364	AcroRd32.exe	93
PID 2364 wrote to memory of 3068	2364	AcroRd32.exe	93
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 3744	3068	RdrCEF.exe	97
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98
PID 3068 wrote to memory of 2804	3068	RdrCEF.exe	98

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\1209170103.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2364
- 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:3068
- - 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=B298BC288892DBEE470B028771E810A4 --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=B298BC288892DBEE470B028771E810A4 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3744
- - 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=07FCA7DE67169A5708FD23643250F31C --mojo-platform-channel-handle=1796 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2804
- - 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=B7DB6F93050057C5C3CB9BF70D7B08C7 --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=B7DB6F93050057C5C3CB9BF70D7B08C7 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2208
- - 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=7FA9A2622BECAAA338562ADD00513639 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3560
- - 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=301C4976BA3FD5B7FA7A2E1801A36762 --mojo-platform-channel-handle=2092 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1224
- - 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=3E29F12E9341114A142F91510B4B2FA3 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4044

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 585a786fc919bc1c8c76646697e81c0763b82229c528761428357e9732a75bd7
MD5 45af9c491b587c1532af33825fbbd003
SHA1 044aafb115b2ce19cc375f38c036e2b1c34e38c7
SHA512 7a11d8e55e3dbb1ce277bd6b8e891219870d216d55300397931ded96922b88813e15affc0692a16e51e10fd9f8f14e9d40fec285de41ab38432b9e2474a8b527
SSDEEP 384:yeFdThPetELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:xe+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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