d0adb702b2e79ad9bd033ee14acd839f89a56f0221f668f495092dce7af83d81

Analysis

max time kernel
141s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19-12-2023 10:36

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General

Target

0945d76390d554def1430712f1a0aa7a.pdf
Size

75KB
MD5

0945d76390d554def1430712f1a0aa7a
SHA1

e36d88a2134c31faec3961e097c7bfb13fbcec71
SHA256

d0adb702b2e79ad9bd033ee14acd839f89a56f0221f668f495092dce7af83d81
SHA512

7366376d1aca3e486559153084f89c0d78ef1c3bdba0704afaef6020d77ba8f25a1b6251361c8e4366e19c2f5c158a9142b099cb4b207ab50973155173053d4f
SSDEEP

1536:tvUy0fTRV8PY8XZefBYKIYlYvfM+WkNpOPzDprWsCoILX16j2GMU:yyitpZFlA8PzDpSXm2M

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 4292	2332	AcroRd32.exe	94
PID 2332 wrote to memory of 4292	2332	AcroRd32.exe	94
PID 2332 wrote to memory of 4292	2332	AcroRd32.exe	94
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 3996	4292	RdrCEF.exe	95
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	RdrCEF.exe	96
PID 4292 wrote to memory of 4704	4292	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\0945d76390d554def1430712f1a0aa7a.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:2332
- 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:4292
- - 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=7C16B717F93E49CBB3E7E3682E1AFCB7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3996
- - 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=D01966B4BB1502D77A0CAE96C1B554A7 --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=D01966B4BB1502D77A0CAE96C1B554A7 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4704
- - 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=975FA4CE3498941C7DD71C3AA6DAA84A --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2764
- - 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=27075C58CB8FEF3F51F6407F70F3E8CC --mojo-platform-channel-handle=1932 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3200
- - 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=54CEAFA90E2D6B1CC1007C0D6D799175 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3524
- - 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=87746144599D9F667F0AA9791C388ED9 --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=87746144599D9F667F0AA9791C388ED9 --renderer-client-id=7 --mojo-platform-channel-handle=2600 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4616

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3092

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
aad952b033f8d5067ee76fc25a75abdd

SHA1
bd2c56ceb39dda9a42fdbdd0a049bc3f4a675d6d

SHA256
5b9d1f01ac5212a81038346ea48ca1652e99bf4001bdbaa3d731265a0180ac30

SHA512
6df3dd39c7514ae068067bc506d82066aa6db85965691142849109cf324eef6d24454d4756ebedbdd38d1d0f581397088f67042b6884fb632bc3d16c72713781

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/2332-26-0x000000000B590000-0x000000000B5E0000-memory.dmp

Filesize
320KB

Download