fe016f831db53b5523e193bd488527995e25bf58145a9d730ac36374ac4394bf

Analysis

max time kernel
152s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06/01/2024, 12:29

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General

Target

463b47895951fb5db897bffcd41b54c3.pdf
Size

86KB
MD5

463b47895951fb5db897bffcd41b54c3
SHA1

834d58f2471ec0e706e6615eee837750b0626358
SHA256

fe016f831db53b5523e193bd488527995e25bf58145a9d730ac36374ac4394bf
SHA512

592adf56d61a5638c0a5ac742c34284b284f0fe3113ec283c213e352ccb2fc99d07e0e9e870cce56cad45198e6647fface8c15577aa5192a59a4e2d02ce47fa1
SSDEEP

1536:Qsf8OleEXZ1EQI9DiidVVlreDmo+JXaFMPVU3qrhs5lo0oWK5Y02YW8pO7S+r:ZfNHp1EYcVgCo+JscVU3q67l02D77

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4036	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe
4036	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4036 wrote to memory of 4336	4036	AcroRd32.exe	99
PID 4036 wrote to memory of 4336	4036	AcroRd32.exe	99
PID 4036 wrote to memory of 4336	4036	AcroRd32.exe	99
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 2672	4336	RdrCEF.exe	101
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102
PID 4336 wrote to memory of 1188	4336	RdrCEF.exe	102

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\463b47895951fb5db897bffcd41b54c3.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:4036
- 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:4336
- - 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=5D8D73178752D9095BBB75AC31EC3B26 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2672
- - 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=BFF308D4FA024D163B6C06BC1BF013E9 --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=BFF308D4FA024D163B6C06BC1BF013E9 --renderer-client-id=2 --mojo-platform-channel-handle=1792 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1188
- - 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=F08620E5A9AF5C33779B9BB16909653A --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=F08620E5A9AF5C33779B9BB16909653A --renderer-client-id=5 --mojo-platform-channel-handle=2356 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3504
- - 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=065D6E7A5AD9B5F0A7B8BEB63FDEBE0B --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2752
- - 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=8CFBAD3EBE4B1827C9D4262EE5872F78 --mojo-platform-channel-handle=2612 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5072
- - 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=239AAFC458477848738DD5DA7D8D15AA --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1056

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2544

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
019691902641fe914a9c653744953ff4

SHA1
992f52d4c42fff182963b8b137e6b72e0e4e0f84

SHA256
46062cc8261f06903c9e8f7b64f909fb5cfd948fb61bda1b2a21a62471f2f819

SHA512
82d55fe4c90d989c8d79c82150bdbeff23e72075cb9c326a8567eb971b961f24b5038b5a433f75fa78042bba0e9d26f93fc73125f570bae76cdb87f8841b4469

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