e48a4871565b7362977e89cb0c9b8aa98f321b38d024e450fc0d3314e0c15a88

Analysis

max time kernel
162s
max time network
175s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 15:55

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General

Target

50fcdd9b197c5fcdc32fbe44d0d2f977.pdf
Size

75KB
MD5

50fcdd9b197c5fcdc32fbe44d0d2f977
SHA1

4821f3d5c1708390108cb0b27f605bc73194f95b
SHA256

e48a4871565b7362977e89cb0c9b8aa98f321b38d024e450fc0d3314e0c15a88
SHA512

9b6f3b3bc290656863ba1f9a6339af5774629a29851fd2d77f4c442dcc923e0c3bfbf12b3ca526ababd8aa5773ca540f7193e786c43a638a8743f4aed6c92fa0
SSDEEP

1536:IPDIX1cJEU0A7b59SXmYCDasHMmGl9RYkc8iiv5QV8pLWOpOSZWV4bL9JCoL0u:UDIX1ZUT7b/MyD8mG+TivvaSQ4tJCoN

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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4348	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe
4348	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4348 wrote to memory of 4780	4348	AcroRd32.exe	103
PID 4348 wrote to memory of 4780	4348	AcroRd32.exe	103
PID 4348 wrote to memory of 4780	4348	AcroRd32.exe	103
PID 4348 wrote to memory of 484	4348	AcroRd32.exe	104
PID 4348 wrote to memory of 484	4348	AcroRd32.exe	104
PID 4348 wrote to memory of 484	4348	AcroRd32.exe	104
PID 4348 wrote to memory of 1972	4348	AcroRd32.exe	105
PID 4348 wrote to memory of 1972	4348	AcroRd32.exe	105
PID 4348 wrote to memory of 1972	4348	AcroRd32.exe	105
PID 4348 wrote to memory of 5096	4348	AcroRd32.exe	106
PID 4348 wrote to memory of 5096	4348	AcroRd32.exe	106
PID 4348 wrote to memory of 5096	4348	AcroRd32.exe	106
PID 4348 wrote to memory of 5048	4348	AcroRd32.exe	107
PID 4348 wrote to memory of 5048	4348	AcroRd32.exe	107
PID 4348 wrote to memory of 5048	4348	AcroRd32.exe	107
PID 4348 wrote to memory of 1304	4348	AcroRd32.exe	109
PID 4348 wrote to memory of 1304	4348	AcroRd32.exe	109
PID 4348 wrote to memory of 1304	4348	AcroRd32.exe	109
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 3844	5048	RdrCEF.exe	110
PID 5048 wrote to memory of 4308	5048	RdrCEF.exe	111
PID 5048 wrote to memory of 4308	5048	RdrCEF.exe	111
PID 5048 wrote to memory of 4308	5048	RdrCEF.exe	111
PID 5048 wrote to memory of 4308	5048	RdrCEF.exe	111
PID 5048 wrote to memory of 4308	5048	RdrCEF.exe	111

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\50fcdd9b197c5fcdc32fbe44d0d2f977.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:4348
- 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⤵
  PID:4780
- 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⤵
  PID:484
- 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⤵
  PID:1972
- 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⤵
  PID:5096
- 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:5048
- - 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=979623C08BD89036FB7E05EE91853EF5 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3844
- - 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=9F3E0F035BFA59F94E63BCE3E9CD113D --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=9F3E0F035BFA59F94E63BCE3E9CD113D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4308
- - 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=FE01B0A29823F9A40B83FD27D0E49E68 --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3396
- - 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=58246080D3DC3556F4459DBC8B220FED --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2096
- - 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=05DE2848C39872F54EA8563652F84BC0 --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3944
- 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⤵
  PID:1304

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3216

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
56d382da87e1246ab558248df6e2ecb6

SHA1
e05d9c16ddb673acb365843231b344dacaafb4b8

SHA256
15853df09cb2a17e99df0b419cf655c78d1fd0a8e5de7122e60ae12dbfdec08c

SHA512
72d45f8da00fc2fb22d1ed4cb0f50365a47ca8613ffdd1e8f2a0c3288262510457d1f326dd785980ad50ff601e07ad94da91ac287bcd8987eb574ae9c4ae393b

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