f96fa06495fb54c9e530a4cb878e77d60d103b003d3edc9ecac8c15abf589026

Analysis

max time kernel
167s
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
30-12-2023 02:24

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General

Target

0b90d1643a298bcad3567a5478fa6be1.pdf
Size

17KB
MD5

0b90d1643a298bcad3567a5478fa6be1
SHA1

fba9c369ef54b2393deccf0f609988a4226e1469
SHA256

f96fa06495fb54c9e530a4cb878e77d60d103b003d3edc9ecac8c15abf589026
SHA512

c16b2b48324da16f01498ac3b82aa185bdc22410d5b7c8e2ad12e4b89dfbd6d72febdc24906e921b412e1055ec052b4a92b373ea2cdf025b56b5a47615133842
SSDEEP

384:VzvLRDg0z1IScl7rmyS/IkwdzoheLQ4rAwoMAgoLfackeA/mdJS1etNuuqCDBYzc:VzdRz1IDlfmRgNxogE4rALMAgAbkeAux

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3744	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe
3744	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3744 wrote to memory of 2528	3744	AcroRd32.exe	95
PID 3744 wrote to memory of 2528	3744	AcroRd32.exe	95
PID 3744 wrote to memory of 2528	3744	AcroRd32.exe	95
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1568	2528	RdrCEF.exe	97
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98
PID 2528 wrote to memory of 1192	2528	RdrCEF.exe	98

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\0b90d1643a298bcad3567a5478fa6be1.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:3744
- 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:2528
- - 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=8CBE59A31953EB562C84BE7914DE46A9 --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=8CBE59A31953EB562C84BE7914DE46A9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1568
- - 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=A066347436EDF0B2EAE97C8EAE8A347C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1192
- - 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=21BC87ED2F940B3A6A780B3DE433D2C8 --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=21BC87ED2F940B3A6A780B3DE433D2C8 --renderer-client-id=4 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3384
- - 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=3EFC2CE1EA693466E8A0F71BE9BDDA40 --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=371F280FF66AAD558319EEB51F084D12 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4428
- - 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=C3836A9C50657CF83A90C73F050D6CF6 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1680

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
47KB

MD5
c325de9beaba50c02db0f79405ffbffe

SHA1
382aa9452d95aafff664d24fc42651d54965a9d9

SHA256
81179b5f0f4f8f579aa4097d208fde29efdb8cb07a292b26cac90015acb8e9e3

SHA512
c90b4e2e564f3183611e30c540e3615e6ffdbfcd22fd8e09c03f2477814b11581e0286465dfa72ce188e3357c7eec5367b16d778b9381a263de9fab1c9e8de15

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