cf8b3e7537d918f58570f7e57e610f36287eae3775dea9444bd7bafbe23fc0a5

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 18:59

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General

Target

7dc06a6c0fecea49bda0c926b453c7a7.pdf
Size

34KB
MD5

7dc06a6c0fecea49bda0c926b453c7a7
SHA1

bd83301441d90554dfb9fd3927268d252fd331f9
SHA256

cf8b3e7537d918f58570f7e57e610f36287eae3775dea9444bd7bafbe23fc0a5
SHA512

f8b6f12a0e6547b3966ba44ec2e176d4704be01ba31790c612614d44179ae3a062cea48d174e5b8e7af3e3a3d6e568f1bf91b5c2dcb4b607f6f688ab3b1e3ed9
SSDEEP

768:ryocXPpHg7TMzgL2pwSnHXtebqkSD3zE22zs6SgyuCq+s7Pf5uOKxoTdDpr40CK8:m9fPBk+6IlsfVxRB5GGwHSX8

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 2384	3688	AcroRd32.exe	90
PID 3688 wrote to memory of 2384	3688	AcroRd32.exe	90
PID 3688 wrote to memory of 2384	3688	AcroRd32.exe	90
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 3232	2384	RdrCEF.exe	91
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92
PID 2384 wrote to memory of 4764	2384	RdrCEF.exe	92

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\7dc06a6c0fecea49bda0c926b453c7a7.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:3688
- 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:2384
- - 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=497018E418429721E7714CDE8866FEB2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3232
- - 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=A21D19C37BF70927B5F3323A99B16720 --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=A21D19C37BF70927B5F3323A99B16720 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4764
- - 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=441185B15AC216BAE148B5548AB3A20B --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2492
- - 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=6562AD433DFFCC880C9E844DF4F91B56 --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=6562AD433DFFCC880C9E844DF4F91B56 --renderer-client-id=5 --mojo-platform-channel-handle=1856 --allow-no-sandbox-job /prefetch:1
    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=0DEDDA0367F40B8C49E5D9B3847DA851 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:116
- - 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=FEB9007A15D397ED682502DC5BACBC92 --mojo-platform-channel-handle=2720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2780

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4848

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
8e18a1abd2d53834a1f9793ef26dcf3a

SHA1
6bd8298008eaff863b4fa1d247a052a401ba89b2

SHA256
fb7102931e6670594b1f76c0b91e7ee66ed1d8e7879238832db01693b1fc8120

SHA512
5bd62717a72cf633785357ec2aab040216075c077bdb92a3671c41a16b98c73929b866a78364d9c65e48cd401d50f03ccf33dbfcde296bd2a34e5a41873ef362

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/3688-28-0x000000000A090000-0x000000000A0B1000-memory.dmp

Filesize
132KB

Download