479b93f937f61a99075c432774d19877824d155778bc7f615fc84d36066705e3

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 10:33

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General

Target

07e37546c03f2571452c6d11a8e5b091.pdf
Size

93KB
MD5

07e37546c03f2571452c6d11a8e5b091
SHA1

327b5f2a33db4d71bdc80cbd18f927d390d5aec6
SHA256

479b93f937f61a99075c432774d19877824d155778bc7f615fc84d36066705e3
SHA512

adc86fd55720c1540797118101ae6ccec375bc733a62af5edc10cd86b56677e563b405186f2e6745177001f03ac34c6cde6b3bdfa1af5ba1efc48fb6525ea95b
SSDEEP

1536:fIWLlgir7t9EC9WHRrjWcq4mrjUaPqr9+LqCaAfBTlWstQnTWApO6Ruf:vg6UNhWcqHHUaPqrkZa6Bbii6M

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3720	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe
3720	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3720 wrote to memory of 2840	3720	AcroRd32.exe	94
PID 3720 wrote to memory of 2840	3720	AcroRd32.exe	94
PID 3720 wrote to memory of 2840	3720	AcroRd32.exe	94
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 3000	2840	RdrCEF.exe	96
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95
PID 2840 wrote to memory of 968	2840	RdrCEF.exe	95

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\07e37546c03f2571452c6d11a8e5b091.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:3720
- 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:2840
- - 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=CFC324B089652EA82C36A25290531D3D --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=CFC324B089652EA82C36A25290531D3D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:968
- - 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=BF6342436CAC2298A35E31FE89595E22 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3000
- - 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=82414FC7A5448F9C76046AC91124E813 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4684
- - 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=31F164F4AE4176728BCF14D123B46978 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4512
- - 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=AE26D081FDEE072A6CD6D2C61F70583F --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=AE26D081FDEE072A6CD6D2C61F70583F --renderer-client-id=6 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3816
- - 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=8078C1BB494EC68D17FA523D0AF38212 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4776

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3068

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
b68aac53ed588e0c8301cb9ca024c104

SHA1
b779c24866e160a0386e22979a620759d3a1ce62

SHA256
60f78dfecde14128d87b84f356a057b9a41824861a90a1632e1c4ef073a9828d

SHA512
49684bdc8ae24356fa2bab17693baba1c8b49dd36aceb8d17fe0862b13c07a802a4ee6b5955335a79d650fcb4bcdd5fe79b09e8ae09e2767fd6fbf0c20983680

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
memory/3720-27-0x000000000C050000-0x000000000C071000-memory.dmp

Filesize
132KB

Download