9457dad98143b432e819fa22dd7faef90d5a824dd41ca3da7a926465d494b585

Analysis

max time kernel
150s
max time network
156s
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 12:09

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1812ee7b52b66aa8b05190e4766dea23.pdf
Size

73KB
MD5

1812ee7b52b66aa8b05190e4766dea23
SHA1

77a61f36c49606528034f448291900e06019e154
SHA256

9457dad98143b432e819fa22dd7faef90d5a824dd41ca3da7a926465d494b585
SHA512

d161958308be8af60fc4bed7527b0a86175c114e67b1bd0e9f973826cdc38306f0ee39e0302adac97f2a7fce4fa23091e44317e2de7661e3191860f9f8e47492
SSDEEP

1536:CHrvLs6NyWVpVz/XOgK1ysOY6WYpO2+WlP9YiDdWJE3nToWN:aTsZWVHz/+P1y/k2ZZDdvnJ

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1488	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 2516	1488	AcroRd32.exe	91
PID 1488 wrote to memory of 2516	1488	AcroRd32.exe	91
PID 1488 wrote to memory of 2516	1488	AcroRd32.exe	91
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 2260	2516	RdrCEF.exe	94
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	RdrCEF.exe	95
PID 2516 wrote to memory of 5072	2516	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\1812ee7b52b66aa8b05190e4766dea23.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:1488
- 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:2516
- - 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=0BD2225F68EA017C9029140845CA6AA7 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2260
- - 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=01BB17D25B2F6077E57534DAE0133464 --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=01BB17D25B2F6077E57534DAE0133464 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5072
- - 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=662970545FD4A3C4C612EC822811157B --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=662970545FD4A3C4C612EC822811157B --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3548
- - 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=9AC34A949346B30177DE63F63198B7AE --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4436
- - 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=48DA283221B869170A5C1C595D92458B --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4672
- - 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=72A53130A982F473633953E1575D834D --mojo-platform-channel-handle=2472 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1820

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
7ce45e763e026369ce211b1c205b56f3

SHA1
3010660c47cfae066313b7830d02221ec7cea75b

SHA256
28a7b60875a22a77fd21f609d62f9b2ec89dc7ccba7e3e1b3e7047d1b9be8048

SHA512
ee4cb5c438e72b004c3c97a34bcea875801eae741c60bfc1346337e67ac40a3b637cc63f016cd7647a3fc8a2fa70d831a361b14293355d75f4c24b9fed93bc43

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