c85268172d6413fbd53ff2e0e5e03ca8b12d6d21e54e238980347562e396c36f

Analysis

max time kernel
147s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 03:55

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General

Target

0d9bd870bb1f62c16d2c97fe1c6b1200.pdf
Size

106KB
MD5

0d9bd870bb1f62c16d2c97fe1c6b1200
SHA1

6574f0dc669e02ed7b770cb9effe4e33fe8e0ecc
SHA256

c85268172d6413fbd53ff2e0e5e03ca8b12d6d21e54e238980347562e396c36f
SHA512

2fd6be80b9582f9879571bd8269137d576428c4c47511953c5b4c66b4b175a54f66e7697a10164e6f535c8951ca95477b3ac8c18598b45b58d7fcfd8f4f178d3
SSDEEP

3072:q4y3GhjtbQd7ZmKLjeAUzfwHDvwodjlDxwQvWqARLMx:MeRyNmWeAUzOddvWq+g

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
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1636	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe
1636	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1636 wrote to memory of 3728	1636	AcroRd32.exe	92
PID 1636 wrote to memory of 3728	1636	AcroRd32.exe	92
PID 1636 wrote to memory of 3728	1636	AcroRd32.exe	92
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 4508	3728	RdrCEF.exe	93
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94
PID 3728 wrote to memory of 1952	3728	RdrCEF.exe	94

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\0d9bd870bb1f62c16d2c97fe1c6b1200.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:1636
- 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:3728
- - 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=FFE2E960F354976FF7CF3C792CC2BB54 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=A324660797E0A94F842C2848B45DD91D --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=A324660797E0A94F842C2848B45DD91D --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1952
- - 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=35F492E79A714028D563C2371F15D423 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:220
- - 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=475AA5B0D1238C0787D12464C0DA06F3 --mojo-platform-channel-handle=1964 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2720
- - 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=5EE0063281EEA97AD95664346E93C912 --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=5EE0063281EEA97AD95664346E93C912 --renderer-client-id=6 --mojo-platform-channel-handle=1924 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4960
- - 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=7153B0AA980AFF19E34A73F20F10A52F --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884

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
3bb3c2aa9da8c5158e922de0dd80cdb2

SHA1
bad153a4058f0a64ff534f81a840acb9e6526ba9

SHA256
460b530e97f8329edce8b418c0513b43f902b9e61d03b5dd39692d00e8ae32b7

SHA512
f2976d234175fba96de58d304a6f043d286cc0b121dbf16104009a3d2cc522326c9948fb68abb839348a05b18a9ca0110fb26e92f1f5bd28fc44414cdaf7167f

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/1636-26-0x000000000CDE0000-0x000000000CE30000-memory.dmp

Filesize
320KB

Download