7482c2c434200e473515b145f3a5462e664b24b5b2a529011298eef3c7194aa3

Analysis

max time kernel
148s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2024, 11:50

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General

Target

bb2ff18e5821442fd0a9038cbb045d00.pdf
Size

50KB
MD5

bb2ff18e5821442fd0a9038cbb045d00
SHA1

eb7c4035c9875fb678b14a74d74c1f37cef05f6c
SHA256

7482c2c434200e473515b145f3a5462e664b24b5b2a529011298eef3c7194aa3
SHA512

028e978a28b044c306963fd94fbcab19f4619a9b48e05fbdf7d057abcd63f51aafa8f51d5c270833376274c826a0fadb8c5fbb822dd1ef1598dd00d71ba02ced
SSDEEP

1536:d761mXvA1Mr1KL/6O/Afpj5UUNKMhe+4Lpn:um/7cspjHx14Lpn

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe
2744	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2744 wrote to memory of 1740	2744	AcroRd32.exe	92
PID 2744 wrote to memory of 1740	2744	AcroRd32.exe	92
PID 2744 wrote to memory of 1740	2744	AcroRd32.exe	92
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 4240	1740	RdrCEF.exe	95
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96
PID 1740 wrote to memory of 1056	1740	RdrCEF.exe	96

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\bb2ff18e5821442fd0a9038cbb045d00.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2744
- 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:1740
- - 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=473E9E5D8741E13F362A4E56B8597861 --mojo-platform-channel-handle=1000 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4240
- - 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=289EA029F19442C5695703B5EEDB43F5 --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=289EA029F19442C5695703B5EEDB43F5 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1056
- - 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=3387CDAC558E00445B9367C9B37A582F --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3260
- - 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=B297DDE92AC969D3FB66219B947AB650 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4544
- - 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=FE571C548D69404F5D4DF533B125157C --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3792

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4368

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
69ea3371d31dd40e316dd588105c4f2c

SHA1
198a959e95c61a4928f9d39025b9cd2aef30401e

SHA256
7299cdff32ec775a2073fba42c5c5659bef64c2731e8972ecffd00541d33fa7f

SHA512
efea37c5ced193cf8dd71b47ca95cb080e5d3aecad3e5d0c6d4defccbaea4b31b3341478d00ca1f41f248b1c723b6d7083d72746f253a87f69d2da9f62b56f86

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