5468e715938b23154a9d7ed3115cd424eb62c8fa792fec19dc1b2b1c96873cd9

Analysis

max time kernel
142s
max time network
131s
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, 14:16

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General

Target

bcbf0cc23cef6397b60c13dc480168f3.pdf
Size

35KB
MD5

bcbf0cc23cef6397b60c13dc480168f3
SHA1

c993ca5a7b6f5f63b8ceb4e0e813f7bfb1255d6b
SHA256

5468e715938b23154a9d7ed3115cd424eb62c8fa792fec19dc1b2b1c96873cd9
SHA512

0d34e1aaa9f54af70b150942c6236d10442cf7b52e3f0418bf1750bf958a3ab3743474e85610a737cbab5de9756762f50b1d3b24ba45db593e980321e7fbf66d
SSDEEP

768:2JHTmVNBv9+/Nc9ouQCodaAbhCzncpqcR0QesYEv:Im+N7uzOnsbcpXiQezEv

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
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2216	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe
2216	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2216 wrote to memory of 1276	2216	AcroRd32.exe	93
PID 2216 wrote to memory of 1276	2216	AcroRd32.exe	93
PID 2216 wrote to memory of 1276	2216	AcroRd32.exe	93
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 3420	1276	RdrCEF.exe	96
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97
PID 1276 wrote to memory of 404	1276	RdrCEF.exe	97

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\bcbf0cc23cef6397b60c13dc480168f3.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:2216
- 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:1276
- - 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=DA7500872F20915BDF5EDDF822E7A6A6 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3420
- - 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=C9B15A69B1C523EB5E1FD53215B875BE --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=C9B15A69B1C523EB5E1FD53215B875BE --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:404
- - 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=40CB0DE665E147ACD98F3DABC95ED710 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2616
- - 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=86A5729FEE2BD80DBBACA32690BA0735 --mojo-platform-channel-handle=1820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1316
- - 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=465AAC9D2068DB28FD6E30E2E03766E0 --mojo-platform-channel-handle=2388 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4616
- - 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=1B5A9F3F287E070E5EFA7BCB5D359F17 --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=1B5A9F3F287E070E5EFA7BCB5D359F17 --renderer-client-id=7 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4532

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2452

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
f7a659cf5c39b05d92503ede0bc0bb06

SHA1
af4d3ada4ae819fd8fa3001f628e28cde3a4e4f3

SHA256
f23e578e9d8a909a52a0136845f9d6c39d2d91560ed57d4eeb18cbd1dafef864

SHA512
b13902f9d91fd8f4e3bb131136e026d01efb22f88bb4bc26c1b2ff2af79033e11cd75c73cd441dc9f334071e46e60d4b53edefffde6fd825dd2e534e4ec73bcb

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