dae58db52cdf8859dce320f53410236ed52ceaf2ba980811ffd97df5300b63c8

Analysis

max time kernel
141s
max time network
126s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 09:04

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General

Target

7fc12dead8ef644935a04382718283fb.pdf
Size

49KB
MD5

7fc12dead8ef644935a04382718283fb
SHA1

abe167fe7cd9cb50c4b7a787685aa54079fdf3df
SHA256

dae58db52cdf8859dce320f53410236ed52ceaf2ba980811ffd97df5300b63c8
SHA512

f99d5b42ee57edcb363ba58cccdaafd6a07ad39aae76d960fe3640a46ce479c49e20d61d935faf18d2012c110d47ee9f9117e4307d3faa84a18192b5ec406282
SSDEEP

1536:E2oumY7vRt5vsSPM8oOMhPfqwouQz9YFb5lG0Y9o:b7sSN0hPfqwoZ9cy9o

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
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 3660	3320	AcroRd32.exe	92
PID 3320 wrote to memory of 3660	3320	AcroRd32.exe	92
PID 3320 wrote to memory of 3660	3320	AcroRd32.exe	92
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 8	3660	RdrCEF.exe	93
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94
PID 3660 wrote to memory of 1436	3660	RdrCEF.exe	94

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\7fc12dead8ef644935a04382718283fb.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:3320
- 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:3660
- - 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=939F9411244E4BA5F86CA12B32589132 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:8
- - 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=6D50750A6D8055C7D5B4F7981171049D --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=6D50750A6D8055C7D5B4F7981171049D --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1436
- - 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=53A8B6302151437E14EA8A689081A93B --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3276
- - 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=6E05E01A96EBB7226F55D8C5FB12C080 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3940
- - 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=6E4A2933479050422D6D955D112EF5F1 --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=6E4A2933479050422D6D955D112EF5F1 --renderer-client-id=6 --mojo-platform-channel-handle=2532 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3984
- - 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=D8A4F84A6CC0205E75EAA05377C3F94C --mojo-platform-channel-handle=2252 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3908

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4076

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
0f57facebb4ee90d6cb151ab6bd0515d

SHA1
117fcd2a21fc02d628bbd9c23cad5cb11bbcca6c

SHA256
e374dcda17ebcaa1829ddd5c6addc7f7b46e0b3f893290605fd918ba1c5194ac

SHA512
807bd2eb45d98b3aca3e59bc07a1ff601d8f719c1edc2a0e7b9b8e9a680cc7c1d70542ca97741c962fb6352828ae62f175dda821ffe6a5b1f29324520a071b7e

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