dc66fe662fc40c3d2660c6f8233f9c3b2d0093c79592b7c6de21f8406b84afd1

Analysis

max time kernel
144s
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
29/01/2024, 03:58

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General

Target

7ed2da2023be7221d2629365d5a51a80.pdf
Size

95KB
MD5

7ed2da2023be7221d2629365d5a51a80
SHA1

3b1ad1bb5c4a7e56e0e364c12e1816c592643dd0
SHA256

dc66fe662fc40c3d2660c6f8233f9c3b2d0093c79592b7c6de21f8406b84afd1
SHA512

5f99c1ad0a2ce0404e023a85d21f625ad9ac0b666989d2896c873b873f9fce583883d1768221cca874ddbc2c8a627447f974edcc9038029edb9a14bbea0f51a6
SSDEEP

1536:P6RxLeToSjcZPFJ9opOkySVJxpQKZ4OgTWQBkWspOTRWqIXTGndJXPk1MkU:CRVEoDZPPl0xp19giQB/TLIDGnLk6

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
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3920	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe
3920	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3920 wrote to memory of 3340	3920	AcroRd32.exe	87
PID 3920 wrote to memory of 3340	3920	AcroRd32.exe	87
PID 3920 wrote to memory of 3340	3920	AcroRd32.exe	87
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 4848	3340	RdrCEF.exe	90
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91
PID 3340 wrote to memory of 2388	3340	RdrCEF.exe	91

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\7ed2da2023be7221d2629365d5a51a80.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:3920
- 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:3340
- - 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=20DF6E970285053BA7C1E49B6C2FA7A4 --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=20DF6E970285053BA7C1E49B6C2FA7A4 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4848
- - 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=A4295111E77234A06DA1C374B47D46E0 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2388
- - 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=DF1ED5CB35FD0AA23E5C210E0BAE57AD --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2000
- - 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=CE9F9A05FD237EED0A7D8C7925683F6B --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=CE9F9A05FD237EED0A7D8C7925683F6B --renderer-client-id=5 --mojo-platform-channel-handle=2016 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4588
- - 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=0A8FCD77030C92C3B1F9A263697EBA8D --mojo-platform-channel-handle=2528 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2368
- - 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=92A73E26F34E81B077907D7DE31EA174 --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1660

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
2e6c96d4441c260d4dbaa722e3bd481a

SHA1
33cece8b3a12c26c402150063f69b6a25d53ffdb

SHA256
ca0e4927f14dc2d8382d34cefee3584db02b7bb055e5a61b163a05b13555bbcf

SHA512
5618e0247667db419547a616060361be6067dd96a6d633e5c46d9f0a91d159458001c319de232b0c962273d99f66d9bb3ceceb7e4eeff9cc834dd04599067802

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
memory/3920-27-0x000000000C250000-0x000000000C271000-memory.dmp

Filesize
132KB

Download