41f3d62b4279b3c39ade6e63af48aba37a88e328070c52041162ba7152de8fc9

Analysis

max time kernel
93s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
12/07/2024, 13:07

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General

Target

INV-000001.pdf
Size

19KB
MD5

26379e948b25ad9a07a0d1b9630b6701
SHA1

9c52359d068a7904c03bda0e55b2cdcd2ebe1a03
SHA256

41f3d62b4279b3c39ade6e63af48aba37a88e328070c52041162ba7152de8fc9
SHA512

9c44636836dfdf0b022155ed13653400e287cd8f46d4ce4033a6cc6b45f1611f0426a629728129c0a3094b7267d93208c1f40592e4a6e92ccb6829ffe2295b7e
SSDEEP

384:sCIf7SdZtvooDBjG/thEks/LrxqxDgHpt1zWHFotT9jctdAB3AJw:G7MZtvhxJqeH/1zWlojEABKw

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-1-5-21-3419463127-3903270268-2580331543-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1524	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe
1524	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1524 wrote to memory of 4424	1524	AcroRd32.exe	86
PID 1524 wrote to memory of 4424	1524	AcroRd32.exe	86
PID 1524 wrote to memory of 4424	1524	AcroRd32.exe	86
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 2948	4424	RdrCEF.exe	87
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88
PID 4424 wrote to memory of 5020	4424	RdrCEF.exe	88

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\INV-000001.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:1524
- 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: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=F9519101DBAF85C921FFC1E0398F27E6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2948
- - 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=D9F1D263F10A7E2674FD9C858029FE75 --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=D9F1D263F10A7E2674FD9C858029FE75 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5020
- - 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=8EC49FB007F2DF48C065831DB4166B80 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2668
- - 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=D5CD6F42075BA4C8F9AB49C3B3573906 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1100
- - 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=E960F0B15CA8993D0E92E615EF6B694E --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=E960F0B15CA8993D0E92E615EF6B694E --renderer-client-id=6 --mojo-platform-channel-handle=2348 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4600
- - 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=8A580DE626400463FDE832A23EB73170 --mojo-platform-channel-handle=2360 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3132

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1996

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
692b2af154155593fb7f63a78c4c150a

SHA1
5fd1fb8967524db2f7411430ca953c7c746d2009

SHA256
8faf256d5e3ee08b1b9a7a90c6b98a552cfb63e58e6b6166647401d7f6172e66

SHA512
56c19be465630e8fa6a8fd9a6322d32a24e0654ba3a738b64529dafc09c318a18f4f7b2fafa39eed6d0c33ac74e73557b84fa8c3be8da8220cd67b151506df00

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/1524-123-0x000000000B0D0000-0x000000000B37B000-memory.dmp

Filesize
2.7MB

Download