7bee04b628fe25c0a91cd87fa8aeadb42fe7176e0a8c8bb964dc0c209fb7d362

Analysis

max time kernel
143s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 11:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

16e34d398093ccff1bde986c23158f1f.pdf
Size

71KB
MD5

16e34d398093ccff1bde986c23158f1f
SHA1

7447bd0cd2d38de21918a1b97a2a346a30a5c70e
SHA256

7bee04b628fe25c0a91cd87fa8aeadb42fe7176e0a8c8bb964dc0c209fb7d362
SHA512

3324ec19f5a5011f52df36c52a2c65c809122e9f23bae5c4f7d640103b97d8e396ff5558a1c200369f15c4215438bcd372c04a419332e8504cb8c29a077af466
SSDEEP

1536:bsPjkgEpFAfEXct+Aiz+M5Mu1uAhf61M17Ukuw5W6pOu26WfGG6e9GUs+6v:oD5fEstwbtVhCK74wau2hGLe9kt

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
336	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe
336	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 336 wrote to memory of 3588	336	AcroRd32.exe	96
PID 336 wrote to memory of 3588	336	AcroRd32.exe	96
PID 336 wrote to memory of 3588	336	AcroRd32.exe	96
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 3044	3588	RdrCEF.exe	98
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 5112	3588	RdrCEF.exe	97

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\16e34d398093ccff1bde986c23158f1f.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:336
- 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:3588
- - 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=EBB505B9FE4E62C2BE894BABD139AF78 --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=EBB505B9FE4E62C2BE894BABD139AF78 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5112
- - 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=E7524BEB863E2D1A69979F1A3CAAC899 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3044
- - 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=AAC92AD0C1302CC50A3150B011C2E3E4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4920
- - 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=F0D7E27336E6D47B2B00EA152409B815 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3620
- - 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=25DFC90D547A1F3B504DE0FB09C7EAF8 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4708
- - 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=4CBF690D3BC3469886D9E69BD2CB4809 --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=4CBF690D3BC3469886D9E69BD2CB4809 --renderer-client-id=8 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3516

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
eafe650878ce05d03643e9ec139d2be1

SHA1
8f482268f2e282dfcde6930f727360448fb662c5

SHA256
1b73222cd8c8edbaa727873e3a2e57adea7040bd05fac045bffa738fdaa18298

SHA512
07cb37ebeb2d931b8e21c1534e4f851537e7af82365d0ec2316aa86973928c0bffb44c0d7cf6e9ab6b327163ce5fcba3f33a0c7778196c24fe94d23a72a1efd0

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
memory/336-26-0x000000000A870000-0x000000000A8C0000-memory.dmp

Filesize
320KB

Download