f28a4863c11856d0880e56819055aa5735a57cfcaf1577d1b9ed735891319925

Analysis

max time kernel
149s
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
18-01-2024 19:18

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

65d3eeeccb4fcd4d79c52321631c5968.pdf
Size

62KB
MD5

65d3eeeccb4fcd4d79c52321631c5968
SHA1

7257ddc323877679d220da1497799fa56ee0fcb3
SHA256

f28a4863c11856d0880e56819055aa5735a57cfcaf1577d1b9ed735891319925
SHA512

faab3d65412d9f7dadacc0e5a7511ad6b68fedb288e7a7e0316971a5fe638eaa3ee63ba5347c753980351dcc13e7270279c8dc7897aef1d8dd50ecc1785ee6a2
SSDEEP

1536:Ch1V8lvK8n+vU5yhFYhv5WtAC39zWT8t/OwFZ3Tzc9Z:a1KC8Unha5crR/Tv3/6

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe
640	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 640 wrote to memory of 3956	640	AcroRd32.exe	93
PID 640 wrote to memory of 3956	640	AcroRd32.exe	93
PID 640 wrote to memory of 3956	640	AcroRd32.exe	93
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 1640	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95
PID 3956 wrote to memory of 448	3956	RdrCEF.exe	95

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\65d3eeeccb4fcd4d79c52321631c5968.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:640
- 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:3956
- - 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=3F120946FC1F4EBE2C2308195EB2C468 --mojo-platform-channel-handle=1708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1640
- - 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=02C8D5FD6C118647F96C1886E61F16E5 --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=02C8D5FD6C118647F96C1886E61F16E5 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:448
- - 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=9D86578CBCE693457E6D23070F73F934 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4892
- - 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=C9B5277F1B9F8EFFB8EF1D1616A5D032 --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=C9B5277F1B9F8EFFB8EF1D1616A5D032 --renderer-client-id=5 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:860
- - 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=AA151B2D7BE8EE6E8EC9A4756FDEBBBD --mojo-platform-channel-handle=1884 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:832
- - 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=E452B9052A3FBFF39A88DAFFC7DE0A77 --mojo-platform-channel-handle=2860 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3360

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4300

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
517e0065e3b7d325f5016136af71e773

SHA1
97f73cdd3f3021c841b19489fe2d0ec65ab52e12

SHA256
b795bf876ab5d159e828f4c4eb51e27127c22d3f3aa4698170cf904c843446b0

SHA512
69f9615c68bd61e4097fa121166ffcd0dc1286e625674a05f4a0dc1399e8444a083b40dffcae7c07cc1fa6433b0f7d2448a75409301de01a7e0059e5257555a2

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