cc72efd2d9587b76843a9721c4f1fb9ea819f2248ca7dee5be79b0214b2bb8d3

Analysis

max time kernel
148s
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
30-12-2023 09:44

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General

Target

14d8a3247380f1b1685151e3338a023f.pdf
Size

41KB
MD5

14d8a3247380f1b1685151e3338a023f
SHA1

7d89d59e8bf633e185a507e92eee6d411dc49883
SHA256

cc72efd2d9587b76843a9721c4f1fb9ea819f2248ca7dee5be79b0214b2bb8d3
SHA512

43e92ca131bb43b3908ce73463fc4812019ba39ef227ec92d6bd831bd57e1bd71728d7904e0a5d5a055fca6f6b63412cb003aeb66290788bbbdc9342be0bd31c
SSDEEP

768:N8OJ3C3sNT/TUrSd4D9eUQltzVW/X2WRQzVWR0FD:N8O7V/TUIQeUuY/X1RQzV80FD

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe
408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 408 wrote to memory of 1724	408	AcroRd32.exe	92
PID 408 wrote to memory of 1724	408	AcroRd32.exe	92
PID 408 wrote to memory of 1724	408	AcroRd32.exe	92
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 3472	1724	RdrCEF.exe	93
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94
PID 1724 wrote to memory of 2796	1724	RdrCEF.exe	94

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\14d8a3247380f1b1685151e3338a023f.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:408
- 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:1724
- - 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=9DE0066F2C24C6F1A5679AE120A06D91 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3472
- - 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=5EDC547074C7F0A212F73E6B0040664B --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=5EDC547074C7F0A212F73E6B0040664B --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2796
- - 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=5D05E844BA57BB8B686FFEBD5169B1A2 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1064
- - 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=5596A612B940D460F3DB622A46C852E7 --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=5596A612B940D460F3DB622A46C852E7 --renderer-client-id=5 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4444
- - 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=C33DFF521C9E09986080B1EDBE06C4A9 --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1940
- - 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=B6E65879FAB1D27FF3952A2B12D3B79F --mojo-platform-channel-handle=2728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2292

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4920

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
8b4a49803b22e8a4124d9371027500d9

SHA1
409452f8a2c7c7f076888ae5e260247a0089f694

SHA256
e01ceb833779bfd4958afd7687cc87053e52392f9f2b968b9f9df1860ed4de69

SHA512
44c224e14382803aca25a5406ca5859632ded4a30b2899f98e13248de40b1118aa7abe8f52c168c73a16e988ba8491c3db8fa805ae231813147da5f7c2af5f82

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