2d012be9963c46ee110beeb9df13978e68a82128b1f40f66acf6ed0b01be8ce7

Analysis

max time kernel
148s
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
30/12/2023, 12:04

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General

Target

17f462586b2297ad53f59ff78e1f3fb8.pdf
Size

83KB
MD5

17f462586b2297ad53f59ff78e1f3fb8
SHA1

3a904542af0db930f9a65d24f4f96313cba6e049
SHA256

2d012be9963c46ee110beeb9df13978e68a82128b1f40f66acf6ed0b01be8ce7
SHA512

5d3f8394304bcddf765a41075d32bb14a32fec9202ecd984432b9ad7bdfcc2cd629f4b0f06b6b6d0670757451616d6dbf5bb784148c6ead2f576af1249f5ef18
SSDEEP

1536:oBEZHSFiufboDssSGwAKMQ0dbSa8SCtKirwFhcVf/fziZnF/Cfik3IaMUBPaypHZ:bHZufbLxAKymaT2PMnFMJMUBPa0Z

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe
3988	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3988 wrote to memory of 528	3988	AcroRd32.exe	93
PID 3988 wrote to memory of 528	3988	AcroRd32.exe	93
PID 3988 wrote to memory of 528	3988	AcroRd32.exe	93
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 1980	528	RdrCEF.exe	96
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	RdrCEF.exe	95
PID 528 wrote to memory of 4132	528	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\17f462586b2297ad53f59ff78e1f3fb8.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:3988
- 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:528
- - 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=B7018B88AAE578643A5BE12CFA967F06 --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=B7018B88AAE578643A5BE12CFA967F06 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4132
- - 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=EFD6A75A45BB1CF588AD100428D77062 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1980
- - 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=7EEB97A9640587748584F73FE8B31B50 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3492
- - 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=60B2143DB593A5B2FCC991D3E1E14264 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4044
- - 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=14C7800E5858E753928FD5DA3BA8580B --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=14C7800E5858E753928FD5DA3BA8580B --renderer-client-id=6 --mojo-platform-channel-handle=2408 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2364
- - 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=7AF3E1CC69D7A5E7919CDCD2C6A4CA29 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1704

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2828

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
be64d46c43a4ceeecf63ee36040e8208

SHA1
0fd74c809ceb5759959dc40a527452064e9ada58

SHA256
7109eecd050d94477d3a36042fdcb3b26db8b683081d78f1eb54effcc09197ac

SHA512
a5a514ef0289d297d361ecbfd8dcd9d5bfbcc34f632112e96150fe3f06395931f8b9a57e665aef72e8a48558e3dcb34f0eb6fae09cd0a5227e6b56a46088a3cc

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit