6c021e4ffac9c38e1abeb7bc1f9dcf9bd6edad14c4ff7ef393eb897cbaa6d8f1

Analysis

max time kernel
149s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 17:08

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General

Target

5707188b9baeb5ced04c7d4c80638946.pdf
Size

86KB
MD5

5707188b9baeb5ced04c7d4c80638946
SHA1

73783984c52f3d517d81ee67ff6c4bf392027d2c
SHA256

6c021e4ffac9c38e1abeb7bc1f9dcf9bd6edad14c4ff7ef393eb897cbaa6d8f1
SHA512

908e8b090b26f2a0c3288b61071ca8e65ab6d72d7d6f924a4db56d791bdc32f5391f0694b14bba984a34e2fa1751425089ad88cd905f0e320f1c06cf81b48f84
SSDEEP

1536:EdtVu7gtDXAOXkc3plCk9iBwDIHKAadWiAuG2o9mVKUBi2X6ZyeWUpO7h0g:qtVuWAHUlCk9FsaJo94KUBX6ZyJ7t

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3248	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe
3248	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3248 wrote to memory of 1856	3248	AcroRd32.exe	95
PID 3248 wrote to memory of 1856	3248	AcroRd32.exe	95
PID 3248 wrote to memory of 1856	3248	AcroRd32.exe	95
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 2748	1856	RdrCEF.exe	96
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	RdrCEF.exe	97
PID 1856 wrote to memory of 1384	1856	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\5707188b9baeb5ced04c7d4c80638946.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:3248
- 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:1856
- - 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=B19860E882A7287095A52A4B4CC34A79 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2748
- - 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=FF5EBA181F18474088AA9AF492562D54 --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=FF5EBA181F18474088AA9AF492562D54 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1384
- - 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=37C6121890ED584699529D0B62F1100E --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3956
- - 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=4D9640C8F3D9C7C31A96CFA94F743C40 --mojo-platform-channel-handle=2468 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4856
- - 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=7C287B53D2C47880A061E3CDEAF26BC5 --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=7C287B53D2C47880A061E3CDEAF26BC5 --renderer-client-id=6 --mojo-platform-channel-handle=1916 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3428
- - 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=CCF21F7EC99C6DA663E4C99721A66238 --mojo-platform-channel-handle=2788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3632

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
45ebb33d91f22bc6b1b030f82b3a2321

SHA1
acffed44d78ff104796ef5ab78f1074a0b1d5ac4

SHA256
ebbaae3947652274d63002aa8c6c495897101874418ab72e111e349d8d1cd18d

SHA512
b3cf538059e306299e28ac90997f51f040473e1aa66b88e5425dd1ef815eb761e0ff402a94eaae1cc8d67da66dcc945e88454ae760ae3f11d2ebcffae4df6347

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