287db5d685e219a1416f883add413b30703e82b2cad102e67972cc63cbe114dc

Analysis

max time kernel
155s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 06:54

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

2c5f11c38a8005fd91707c841641312f.pdf
Size

35KB
MD5

2c5f11c38a8005fd91707c841641312f
SHA1

c90b34747dd5effb0a57f7246581c72d9326600b
SHA256

287db5d685e219a1416f883add413b30703e82b2cad102e67972cc63cbe114dc
SHA512

a1bdcd89228b7fbf26f239264d16bce2bb9d0624f55fc90c08582886200b10da4819fb08ce1c5117a16ac59f2663f77b1d439a22fc9307d05467fd3bac473551
SSDEEP

384:Xsus32DOCwWBYLDt+kv67IlNdATvQ/bXjXIRLf9InYfTV3TCUSdgO4vhJD9pxF1K:Xst3tvDYkv++evCCrm4RYz0R/17LZoSS

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
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2948	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe
2948	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2948 wrote to memory of 5008	2948	AcroRd32.exe	94
PID 2948 wrote to memory of 5008	2948	AcroRd32.exe	94
PID 2948 wrote to memory of 5008	2948	AcroRd32.exe	94
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 4544	5008	RdrCEF.exe	95
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96
PID 5008 wrote to memory of 2440	5008	RdrCEF.exe	96

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\2c5f11c38a8005fd91707c841641312f.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:2948
- 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:5008
- - 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=77C35D050182AF2D5150018F5B1AB722 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4544
- - 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=1B8F0F172FE987B21F93F4C9DAC4C26D --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=1B8F0F172FE987B21F93F4C9DAC4C26D --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2440
- - 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=79C21E0AF5EF046F64D6744D2E66FE29 --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=79C21E0AF5EF046F64D6744D2E66FE29 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4204
- - 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=C7EB5BE9D48F49CACC135CF1586F8F02 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5084
- - 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=5AC8DAB33AF7101B83A0FBAE5C81F937 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4864
- - 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=A686F4205440166B53D6E0B0E69B5ED4 --mojo-platform-channel-handle=2632 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1200

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
3904ba353e160fe76cf535d3504875f2

SHA1
876900479a84bbb3e0a71bfa482688d914a9fad2

SHA256
39e49e59bf507e9bd64e7fc5b484e50b180d3f089919413924be1643d728dd38

SHA512
e6f65c99dc60a539552c3098868115e175cad0c388256253a80d52f8c68cbcc90940be1fc17746b73b9e28a810e8880441b15484c37c300a6ba64870f3d17bdc

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