e076290351cd415067ea286a8383e0a69c2a7352002a4375d8fb7fcdcb653270

Analysis

max time kernel
141s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 09:10

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General

Target

628f764f30ebf704bb5b30c2eb952e9c.pdf
Size

94KB
MD5

628f764f30ebf704bb5b30c2eb952e9c
SHA1

84a9072b79205c266403e5b2d5be605cf89ecae7
SHA256

e076290351cd415067ea286a8383e0a69c2a7352002a4375d8fb7fcdcb653270
SHA512

5c5f88d7cee9e7091743237269d334efca397e12e6128ccadc8b188179e51869c77dcd19c8010ad8ba86e9a352c14e32efd95b6eb0ea2a858b129030409d69f2
SSDEEP

1536:9PaUx1Z4Ck73by095fdd7ONErBJgSc4eal5NxrHiyHnWYLg3+MKbDJs4ikQRVedN:0U7voZ95/KNYzgNazzLLgubVs4igM+RT

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
840	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe
840	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 840 wrote to memory of 4472	840	AcroRd32.exe	89
PID 840 wrote to memory of 4472	840	AcroRd32.exe	89
PID 840 wrote to memory of 4472	840	AcroRd32.exe	89
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 2108	4472	RdrCEF.exe	91
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90
PID 4472 wrote to memory of 4044	4472	RdrCEF.exe	90

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\628f764f30ebf704bb5b30c2eb952e9c.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:840
- 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:4472
- - 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=870050E98E126D9BC1079C59DAE41F3A --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=870050E98E126D9BC1079C59DAE41F3A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    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=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=C00C3D95591F50B39AE0CC7977C0E2AB --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2108
- - 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=7870D616E9653295573BD7F7E9B1FF4D --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4552
- - 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=2854CE24211D8C79B63D206FEB4E7B02 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3420
- - 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=895498DBF6EA0D084DC3B70E8C81ED09 --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=895498DBF6EA0D084DC3B70E8C81ED09 --renderer-client-id=7 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1624
- - 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=8EFC8C8CED4281612C747F6361D090F7 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1232

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:920

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
f9f7b440821a1d1b42b5f1e27694ac5c

SHA1
27dc51d73b565fb134328fd4cbf8b86dba1b1741

SHA256
b65276a5cb3883af7a33a65a61322c84d9ba879710628d295801781762d42b86

SHA512
032a3c02126eaab9a3b11032c11ef16ce41eb6e38c13a99301cdf182b0ed127b3041bd9545db9fa87e509c4a531726266337551f4bccb48d902807092411c09e

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