bcc4f857dcfca34a5c724f851891aee569687f5d2bd9e979a85f01887b743af3

Analysis

max time kernel
173s
max time network
187s
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, 05:25

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General

Target

0ff4c9952b6b3308004d419ed0dab2a6.pdf
Size

86KB
MD5

0ff4c9952b6b3308004d419ed0dab2a6
SHA1

cc41461d3d54fda510fc2f42d334842a2ec58199
SHA256

bcc4f857dcfca34a5c724f851891aee569687f5d2bd9e979a85f01887b743af3
SHA512

1570a596b7a84c5b67ab96886ca92060c9893d6ac6238fe4c228576eab4dd65b212a012bcc9cb9ecb5ded782ea208da22b8a4a8ee23dd0aafcfa8acb70d2bfc9
SSDEEP

1536:fyj03ZgsLoOg679N5NdogpHYw/bWso72tZeIbD5sV726cufii6TIWlKg6P1nc/WE:6WZgsA4N2kYwbWBStZXDg/c46Tj6dncL

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4396	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe
4396	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4396 wrote to memory of 3544	4396	AcroRd32.exe	110
PID 4396 wrote to memory of 3544	4396	AcroRd32.exe	110
PID 4396 wrote to memory of 3544	4396	AcroRd32.exe	110
PID 4396 wrote to memory of 4552	4396	AcroRd32.exe	97
PID 4396 wrote to memory of 4552	4396	AcroRd32.exe	97
PID 4396 wrote to memory of 4552	4396	AcroRd32.exe	97
PID 4396 wrote to memory of 3628	4396	AcroRd32.exe	101
PID 4396 wrote to memory of 3628	4396	AcroRd32.exe	101
PID 4396 wrote to memory of 3628	4396	AcroRd32.exe	101
PID 4396 wrote to memory of 5084	4396	AcroRd32.exe	102
PID 4396 wrote to memory of 5084	4396	AcroRd32.exe	102
PID 4396 wrote to memory of 5084	4396	AcroRd32.exe	102
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 1852	3628	RdrCEF.exe	104
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103
PID 3628 wrote to memory of 3656	3628	RdrCEF.exe	103

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\0ff4c9952b6b3308004d419ed0dab2a6.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:4396
- 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⤵
  PID:3544
- 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⤵
  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" --backgroundcolor=16514043
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3628
- - 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=96A6973AC51209E953EFCE24D6C2CF15 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3656
- - 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=4B278744DA7607AA8D269DF3CA78201E --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=4B278744DA7607AA8D269DF3CA78201E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1852
- - 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=CFD3D3D8A816D692A59AC100AA44724F --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3696
- - 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=08BA3FC9CC792A83D30379F07CD0E8D2 --mojo-platform-channel-handle=2004 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4104
- - 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=C0FE3D8638D575FAAB9758057273A1AA --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:656
- - 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=31157F83C5FFF2B0BBB323915A4B4BF0 --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=31157F83C5FFF2B0BBB323915A4B4BF0 --renderer-client-id=8 --mojo-platform-channel-handle=1368 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4752
- 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⤵
  PID:5084

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s UsoSvc
1⤵
PID:3544

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
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