3b517165dc9cef7025c10de140e43b0f0e90b0909636f8affd0fb5e5a0f883a9

Analysis

max time kernel
143s
max time network
153s
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 16:17

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General

Target

8049c30458207c86b7a6f94e57ae5030.pdf
Size

61KB
MD5

8049c30458207c86b7a6f94e57ae5030
SHA1

437eb92d158be224bb871e41f8a25f7fa7686db6
SHA256

3b517165dc9cef7025c10de140e43b0f0e90b0909636f8affd0fb5e5a0f883a9
SHA512

31c2e8910a7768ceff48b078fda3cf1e83fe6093c41617180ed19e63750e601fb8691affb920fdedff426503b42dacad7025b4c2c7fd16ff51d1048eff191f1f
SSDEEP

768:VRPiKznwZmmuQgoiUJHXhD3DBIcaUhM7BQ8ngW/aZNLpNKq+KU6Q6XpHJ5V1p4Sp:VRL0mmusPz3DNiFQN1d1Xph1p4S0ohF

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 20 IoCs

pid	Process
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe
2340	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2340 wrote to memory of 3992	2340	AcroRd32.exe	84
PID 2340 wrote to memory of 3992	2340	AcroRd32.exe	84
PID 2340 wrote to memory of 3992	2340	AcroRd32.exe	84
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 1456	3992	RdrCEF.exe	87
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88
PID 3992 wrote to memory of 4764	3992	RdrCEF.exe	88

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\8049c30458207c86b7a6f94e57ae5030.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2340
- 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:3992
- - 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=1871DB10522DE8A68913E49C2966B9E2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1456
- - 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=45E29AB573D1AEDF73536B57F13C6BA1 --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=45E29AB573D1AEDF73536B57F13C6BA1 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --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=10011B20D4595099AC5E1347BC933B3D --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2544
- - 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=6FBAFF2581291B1A4C7DED340E7EA4FD --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3180
- - 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=CAF7B4FA74EDEF95D98522009C390E43 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2504
- - 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=BA91BA7C003E7A3B3A407A31191CD7D5 --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=BA91BA7C003E7A3B3A407A31191CD7D5 --renderer-client-id=8 --mojo-platform-channel-handle=2460 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3952

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
d69f4354818bc172948c68eba04595c0

SHA1
d55b4eae07f2e34e4b8e9efb3ea63d6dc6741038

SHA256
a165c30f50b226b9bf28c588ef22a2076dec91cea3024ef7a3dcbdd6d9cf19a7

SHA512
90b2f5e3922d9af6c892da888e8a428e9736defd0b61d9e06eb3c50560e998f263f526ef91b44f5c0f28a657b9133d50dd6d9dd07930ec295ae4ff62c5caa79c

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