67809d3ecf93199b12e35c8f809e7469979439b42b076f19e931cddc562440f7

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13/01/2024, 07:14

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General

Target

584e4dda2778eea3762dcbd856491293.pdf
Size

45KB
MD5

584e4dda2778eea3762dcbd856491293
SHA1

ab1f30e181e071d1ae2f62f1f61a8fee320a4e7f
SHA256

67809d3ecf93199b12e35c8f809e7469979439b42b076f19e931cddc562440f7
SHA512

fa020acc7f790bb92ea6b6a68849b15605c2967b35396fa196dcbb54cb06195c84a4c0a8b3710c20fd941cedb8c93efa4feea6af048c7f689374974c435fc4a7
SSDEEP

768:JQ8BVKAz4MO+NCXmzqm8rkNU43j2B8a/HO/dJxIsF139JaIXbMGy1W:JXKAzJVgVm8d43jzaQxJF1399o1W

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
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4260	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe
4260	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4260 wrote to memory of 1864	4260	AcroRd32.exe	94
PID 4260 wrote to memory of 1864	4260	AcroRd32.exe	94
PID 4260 wrote to memory of 1864	4260	AcroRd32.exe	94
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 1084	1864	RdrCEF.exe	98
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	RdrCEF.exe	97
PID 1864 wrote to memory of 632	1864	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\584e4dda2778eea3762dcbd856491293.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:4260
- 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:1864
- - 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=065D6A1E593284E27A24D51435D2EEEA --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=065D6A1E593284E27A24D51435D2EEEA --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:632
- - 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=0401578EA325EB67D036C6D9376C6A19 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1084
- - 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=E6E890DBC7C3803673A0CBCA1B89B72A --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1868
- - 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=6048B5B4AFA410E54F60C8B43A53C856 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2452
- - 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=CD7ACF9CDEDF3A653759B4027DC90443 --mojo-platform-channel-handle=2488 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:184
- - 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=A88D312A0CCD1DD96B0B5039A5D1B3A8 --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=A88D312A0CCD1DD96B0B5039A5D1B3A8 --renderer-client-id=7 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3096

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3452

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
b5e7bf7eb12b63b93e9d394cd61b5602

SHA1
0a85f7b2f4542e5129fa5e70779bb83a1d739f65

SHA256
59f9a2f067ebcec18b258b0732609a2a28f5e6a90c41ae5f7c2bf4630e5bfe0c

SHA512
d9a0828175da2419ff64b151b71a26a51b7ba52690e765e7b73bc04d5e4506a33a8071bda64b4f160cc19fe0da0bfcda44383346f3aabc7b7da5bdd3c997912b

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/4260-28-0x0000000009D40000-0x0000000009D61000-memory.dmp

Filesize
132KB

Download