f124acfd342e0cce22c79077c4c6493c963dbe68477ab6b6d2686a12f951bd6a

Analysis

max time kernel
141s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 13:18

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General

Target

9e527c367f8805fdc9fae696b93d2aa1.pdf
Size

51KB
MD5

9e527c367f8805fdc9fae696b93d2aa1
SHA1

30dda59e1dc88cec9eceed754b96c0ad2d59b2d7
SHA256

f124acfd342e0cce22c79077c4c6493c963dbe68477ab6b6d2686a12f951bd6a
SHA512

7489a1383b3f594971755a3cce0e971924586c5bcb4e66030f8378a30aeda440daea600575812652ac6f4faf525b4d77c6ec688874efce2e8c8ef3d8ad3937f7
SSDEEP

1536:4uqq4+UW67eBWO48e0/fU94W4xln0ADIKSwR:kzMBZeMfUiDnn0mn

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe
2800	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2800 wrote to memory of 2396	2800	AcroRd32.exe	90
PID 2800 wrote to memory of 2396	2800	AcroRd32.exe	90
PID 2800 wrote to memory of 2396	2800	AcroRd32.exe	90
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 3944	2396	RdrCEF.exe	92
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93
PID 2396 wrote to memory of 1348	2396	RdrCEF.exe	93

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\9e527c367f8805fdc9fae696b93d2aa1.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2800
- 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:2396
- - 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=2F3B75922D2C2DE7E0AB039140ABE849 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3944
- - 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=7D5BC6ACCFE85A629FD310E3655F9E0C --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=7D5BC6ACCFE85A629FD310E3655F9E0C --renderer-client-id=2 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1348
- - 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=0BF31A6918F38A41C1E6B3C4B2EE134B --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4960
- - 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=16E5083B27C19B79F47DBF36A7738D9C --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4424
- - 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=0C727247331D93D316BC25E2C7A38AFC --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2172

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
56a0310d61a7743a77ca5810d99a4428

SHA1
416a8370bfee8d7ec1fac98ecba3a72576488035

SHA256
a63cba5ff03704b41cbb5ea3a09ecb0a39938be504c3cc67f29f200fff6d59c0

SHA512
f8dd4f4be70fcbacb88983c50f4a04375312c7b4c310950434d02906b7059c7dfc6a65d20e0e2c9098522254608a47138b49e53591ce77deee04acea22544981

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