f3ffcdcbdc7233752b37f8d59e23ef51b1d67ce622858da4785a43513ef93bc4

Analysis

max time kernel
142s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
14/11/2023, 16:38

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General

Target

ad09000365230002300000997.pdf
Size

93KB
MD5

798b3c56ba0e64fd5e5cbd3198c04bbc
SHA1

7d5d24d41af6d1de2e83f8eea3bc4ffcc42f22c8
SHA256

0daaaa6ea6e8ceccfd61b4f528c77c18babeb6e349555ed579ade76acf83fa92
SHA512

dd2f89702cf6c0a754304f72869eb13639ee4a7a1f8343839116306b3e25c82474fc49cdfe3cdb8fe4eea7c8bc5194db14b2ebd388a92a0033289acfa6ab4d66
SSDEEP

1536:eEnVO3gT/RoTWcz6niIumTxzES/LHWa/myYuMzrQmuM81D+nsP:hhT/2Th6ikp/jHgyO8frD+nk

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-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2840	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe
2840	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2840 wrote to memory of 4072	2840	AcroRd32.exe	96
PID 2840 wrote to memory of 4072	2840	AcroRd32.exe	96
PID 2840 wrote to memory of 4072	2840	AcroRd32.exe	96
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 4948	4072	RdrCEF.exe	98
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99
PID 4072 wrote to memory of 2468	4072	RdrCEF.exe	99

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\ad09000365230002300000997.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:2840
- 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:4072
- - 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=0333D175DA8CEC3D367E3B7A470F4A8D --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4948
- - 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=DFAA713348F751ED1A5624D8492084B5 --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=DFAA713348F751ED1A5624D8492084B5 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2468
- - 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=4E6DE4B49733B0FAA75A3C1CC545DEF4 --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=4E6DE4B49733B0FAA75A3C1CC545DEF4 --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2312
- - 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=AD99C1EC9CDE6323390BB94B55690210 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4740
- - 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=DB92C9F60A64C4D37D8528C1D4CFD1BF --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4244
- - 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=225FD9499E851BC623CAB7C59BE996E2 --mojo-platform-channel-handle=2572 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3508

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
6958f24e9f91be7a87318232774e81b9

SHA1
6d4910605ab0a14d58fda513f6404a6ff3fc790e

SHA256
07309c38a18dd1312afd42bd91b726a7de6bff90c276f18f2b4c0c31bab852e6

SHA512
75dff223d6013d5e265b2b0a1bd4970b79ce035f1f901ddbdfbfe4aba714021946272767eedd0f01eb2579e08d29cdad9af2898a0ccfeb6f4e965bda5e672a42

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/2840-134-0x000000000A9D0000-0x000000000AC7B000-memory.dmp

Filesize
2.7MB

Download