87131e396a343d61342b24e02034a4e60716c12100e24be6f57086cfcac3be64

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
10-03-2024 12:12

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General

Target

be935fed2b1a2bbd51dc9e940367cf6c.pdf
Size

91KB
MD5

be935fed2b1a2bbd51dc9e940367cf6c
SHA1

25ad02de265df7e32dd3fd2493ffe37ecfc14f76
SHA256

87131e396a343d61342b24e02034a4e60716c12100e24be6f57086cfcac3be64
SHA512

1a52084e287a2be92e4057260761a4bde6caa40c306080b39c7ded829d4836c1e22feeb1184cbec6c946f2066eba44f06abfb6f6506a98f960d0ae85fafab47f
SSDEEP

1536:5uGymaSDISqKD7qrxFLuzbF9g/XM8P3K8d/shR/zhVnY0WGdVT8OwWQpOCnWTFVZ:0mJseGrWzbFq803K8d/o/3YU8OfCUJqm

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5072	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe
5072	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5072 wrote to memory of 320	5072	AcroRd32.exe	91
PID 5072 wrote to memory of 320	5072	AcroRd32.exe	91
PID 5072 wrote to memory of 320	5072	AcroRd32.exe	91
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 4520	320	RdrCEF.exe	92
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	RdrCEF.exe	93
PID 320 wrote to memory of 2992	320	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\be935fed2b1a2bbd51dc9e940367cf6c.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:5072
- 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:320
- - 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=98653D654FED5440A53892977CCAEE1E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4520
- - 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=CB151411B5C8D02D1894D6ABE83BED6C --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=CB151411B5C8D02D1894D6ABE83BED6C --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2992
- - 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=DF7C694A62A55783C1E8F270188496B1 --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=DF7C694A62A55783C1E8F270188496B1 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=ADF415064E9949735C266B44459BF344 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4372
- - 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=CF3950BAEA26CF0F8B411CA1DF921E66 --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5032
- - 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=2440A1971670B9A3436C08C9DE5260BB --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2844

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:456

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
bd10984982db553e82f242dafc8461af

SHA1
15a37d9e5d06babe6b405623e875ad877995a468

SHA256
f94c52831563c1f051367b6b20abb9cb69b51282ca0bb0d80b6cf5401fb57f5d

SHA512
f359bd92982751f2ed88448655d797e5a1b8be2bb29ad97bfa524847725c8851ce65be769b59af4b9f46ff9dd716d624056c689d586ac43edf4eb0dadcaf5f74

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