a611d9765cb0159e601c5d7e6e3ec4f7c95e9aa964918c7df62c1b961b9c816b

Analysis

max time kernel
142s
max time network
136s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/01/2024, 18:23

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General

Target

72bacad0eedd2f56d2d51d0ab30e3bde.pdf
Size

34KB
MD5

72bacad0eedd2f56d2d51d0ab30e3bde
SHA1

948402cfb7102eea92ceabef82953f94b805e9bb
SHA256

a611d9765cb0159e601c5d7e6e3ec4f7c95e9aa964918c7df62c1b961b9c816b
SHA512

e2f2e9fe5aab919418aa38ce822fed55695d941b5c0d19aa7f56ea88f11faf76e6ae2e1e7eab84c13cfba65509400b778a76bcbcf335d5aac5377f32a4af52bd
SSDEEP

768:WDt54HRQwtSuqiOp/qsULrardPVgOVrkeuiPTPhpnl6rvy:s5nwDw/5BdP+OVrkTU3l6rvy

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
472	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe
472	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 472 wrote to memory of 5060	472	AcroRd32.exe	92
PID 472 wrote to memory of 5060	472	AcroRd32.exe	92
PID 472 wrote to memory of 5060	472	AcroRd32.exe	92
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 2164	5060	RdrCEF.exe	95
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96
PID 5060 wrote to memory of 1884	5060	RdrCEF.exe	96

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\72bacad0eedd2f56d2d51d0ab30e3bde.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:472
- 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:5060
- - 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=E29FBB9A8DE0C88C84885BBFCCBB44F8 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2164
- - 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=B1B583A8D54AF6B121CD82F6DDF10311 --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=B1B583A8D54AF6B121CD82F6DDF10311 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1884
- - 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=66A6687F8FDFAF3CE530C2AFB8449CCC --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1504
- - 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=BB04615A9900D5731CC34AA7D214A72E --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=BB04615A9900D5731CC34AA7D214A72E --renderer-client-id=5 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4508
- - 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=1D28C114E96F8091F42D97B7517E9085 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4368
- - 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=C49BA3B20DB88F933AF3D1E060BDB1DA --mojo-platform-channel-handle=2808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3060

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
a062803f7caa684e994d4ed4b6ac6b3c

SHA1
8e12cfb88b9a37d95fc0772306b66761d263e154

SHA256
e52d80f52c42a7a710725380a4f60e389a5a633775eb53a0ac2edb90f9a75ab9

SHA512
69594a02dd4de00e05fcc74ca532549e0a92aa53375481757920369c03c456d68560b49602353cc3dbe3dd30b4f117410ee6ffc23ba188a95b4bef7fe242d4aa

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/472-26-0x0000000009670000-0x0000000009691000-memory.dmp

Filesize
132KB

Download