5d8b7267b3eeeb205fe83e3b8abd7507b173782ec21d70677ce8fc914dce73c9

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 02:04

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General

Target

0b0d845ba6ccb48551a64f19f668d278.pdf
Size

86KB
MD5

0b0d845ba6ccb48551a64f19f668d278
SHA1

38949602d57a0a95593d2d919fbc32756691726c
SHA256

5d8b7267b3eeeb205fe83e3b8abd7507b173782ec21d70677ce8fc914dce73c9
SHA512

92c354935691fa09f5f669e3733081ff5397037115950efdf37df363355513a6380bec6890bfe9352d4f9dea3e04e67ec6cb1448edb60689dbed9d1a43f451b5
SSDEEP

384:B3vNi7q9XlCLkCKwoCsU51od0kNCRxCjwIMI7wI4CrSeqblZf5CCWNvCKMvl62bO:fH

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
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4632	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe
4632	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4632 wrote to memory of 4100	4632	AcroRd32.exe	97
PID 4632 wrote to memory of 4100	4632	AcroRd32.exe	97
PID 4632 wrote to memory of 4100	4632	AcroRd32.exe	97
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 3064	4100	RdrCEF.exe	99
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	RdrCEF.exe	98
PID 4100 wrote to memory of 2556	4100	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\0b0d845ba6ccb48551a64f19f668d278.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:4632
- 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:4100
- - 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=A6D154021A951C1ABE4C77EAECBFC720 --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=A6D154021A951C1ABE4C77EAECBFC720 --renderer-client-id=2 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2556
- - 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=B2894D48E978D9D3A56A7A6DC234C327 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=4364575B87C8876C910725F5C1CBA012 --mojo-platform-channel-handle=2264 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3740
- - 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=3A83D84450064C96BE83484CB93EB24D --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3800
- - 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=2032905E3680DB6510BE4E6D646B8F80 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4176
- - 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=2EAC05D3DD8252E07B2624C19BBEAC1F --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=2EAC05D3DD8252E07B2624C19BBEAC1F --renderer-client-id=8 --mojo-platform-channel-handle=1920 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:968

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2332

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
60ad56983f56e00f4f3abd6b54c6cec5

SHA1
82dd332fb8fb145313c6950957067bac11a0b4b3

SHA256
d04b5f94e716e4279e84172c8016a4b8178be58986c92a13832624c2da53cdfa

SHA512
44606b594b266b144c6c41c3e4c96e79972568d07c2214ffe4291f8a57b7d6d75f1f7a5fbe033d6928298624bb6b067783c54bb7e35338c4b6784bd0796eb9b2

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit