5e6d2fd4b3a88fd618be5d271e942816e80b32db5fde46c38d8c3cd762b39126

Analysis

max time kernel
150s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/02/2024, 03:36

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General

Target

aae6e9a22937253d49092195d8069d71.pdf
Size

56KB
MD5

aae6e9a22937253d49092195d8069d71
SHA1

d4f480968e7a9e68c6da9e0c59bbddc32d205f76
SHA256

5e6d2fd4b3a88fd618be5d271e942816e80b32db5fde46c38d8c3cd762b39126
SHA512

f09a14a23d51881372ed5bd20bce16d2021b310293f5ac328c43f50b13e866d3a949aaded7de112c842ab6296cc277338adaced088f01445ae83044699ef972e
SSDEEP

1536:F7HQgXUEB74fpSdpxW1ZUyqJ6/Dkbf8Q0+e1NJ5t:F7w4x4xSdUOJJ6/Dkbf8Q09Bt

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3368	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe
3368	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3368 wrote to memory of 1388	3368	AcroRd32.exe	91
PID 3368 wrote to memory of 1388	3368	AcroRd32.exe	91
PID 3368 wrote to memory of 1388	3368	AcroRd32.exe	91
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4576	1388	RdrCEF.exe	92
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93
PID 1388 wrote to memory of 4272	1388	RdrCEF.exe	93

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\aae6e9a22937253d49092195d8069d71.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:3368
- 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:1388
- - 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=0788BE3157398C8D39D9C2C3E552E677 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4576
- - 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=C72E8BDCE2C124498444138A3BDD2AAF --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=C72E8BDCE2C124498444138A3BDD2AAF --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4272
- - 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=2AB1DB0FA02BBD8B64B96375C0807A8D --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3500
- - 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=3EBAB16E529A1D62716A1FE9F52F2800 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:784
- - 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=6EE0AF779419191FE4C66FE46F549394 --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=6EE0AF779419191FE4C66FE46F549394 --renderer-client-id=6 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2772
- - 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=828C2E08F219C6175E34483BA808F81D --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2304

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3576

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
01dd5174a5267e93bb63aee37031f16c

SHA1
bad429cd45ebcf72ef3d4f471caa83d82f224369

SHA256
ab54d9803f8bac9132df163aab9fdebce113a4da6e19ab62804f48bf568c1a2b

SHA512
365823f8dba94ccb8dd5a267810e4c2fcdc850702925b08ddf4610f6ad892c168e69eb1b834e313465bfbe90078c80ade2e21d4d7170d5cf2f32132ba4a41c71

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