51c99379d37110191f9417b9db2d54136789a6394f799c38407462bfeca79e31

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 07:24

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General

Target

7f3d2d2e5ccab28f4a7ed34234f91d03.pdf
Size

91KB
MD5

7f3d2d2e5ccab28f4a7ed34234f91d03
SHA1

b0cfd48c03fd8d579c63f8414ab09a677eaa3b77
SHA256

51c99379d37110191f9417b9db2d54136789a6394f799c38407462bfeca79e31
SHA512

a379289cbd61c130da1b5ae71897bb0b596e0d6c7ba78f6154a810121940577c34df84deb066b79e5ad7c4c06c5e21a44363132fcd698213db1f1bad36675cd5
SSDEEP

1536:WMR86OLmxYyzyWl9+lVfxe9Hkd+n+3M8ZhyyIfOtvE7ovoVSjRVQnaOhCTjBGPx7:tR86am+Xs4lV6H5tdhcEIiScCTN0p

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2556	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe
2556	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2556 wrote to memory of 1200	2556	AcroRd32.exe	88
PID 2556 wrote to memory of 1200	2556	AcroRd32.exe	88
PID 2556 wrote to memory of 1200	2556	AcroRd32.exe	88
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2788	1200	RdrCEF.exe	89
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90
PID 1200 wrote to memory of 2936	1200	RdrCEF.exe	90

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\7f3d2d2e5ccab28f4a7ed34234f91d03.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:2556
- 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:1200
- - 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=95A566FA86AAD6CE6D18AEA346395E00 --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=95A566FA86AAD6CE6D18AEA346395E00 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2788
- - 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=AB1F7BA56A99BC1DD21AED03C4F7790F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2936
- - 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=AEC733A46690581802B375DF8A31468E --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=AEC733A46690581802B375DF8A31468E --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1936
- - 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=1CFD607266D68CDF524D0E7529997051 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5044
- - 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=09A282CDE0589C864745EC20AD000F1E --mojo-platform-channel-handle=2588 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4476
- - 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=CFEA6C300D44A3F4F9E1FE5A4EBC846C --mojo-platform-channel-handle=2592 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4072

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1324

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
7619eef0178bb2e56c5ebc1bbb1f409a

SHA1
248de227bad8595f0cb096816f50e0499bf0dce9

SHA256
fe2645e708a595772269a7db549dce41603a15872f406d5d93476f5d26a0a42e

SHA512
69d6addee7366841c59aba31080901455cd7fd50c7e743d9b38b29257e5d49b3ad9fcd4b6405a2b3602d0e4c43f6c175859eb376a502622b2c32dc732e3cec1e

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/2556-28-0x000000000BC50000-0x000000000BC71000-memory.dmp

Filesize
132KB

Download