50df8f21ed5810170aa43d63c2cced1584075bfd426a3305f779ab6ad1b375ba

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
04/01/2024, 04:52

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target

3ff116a0dcb7b3fe42445612a48e48db.pdf
Size

88KB
MD5

3ff116a0dcb7b3fe42445612a48e48db
SHA1

a566391991ebdc726fb18c7dc69bb67ef18141e1
SHA256

50df8f21ed5810170aa43d63c2cced1584075bfd426a3305f779ab6ad1b375ba
SHA512

85c52fff2b655450b74b6fedb383273dbe465c25d41434df580e442d0c015cb512cab8cd8a827bc59c8631055c4dec076a329ba28d9aa335cf2d138eb55d9157
SSDEEP

1536:RZfk69e+cP27+QHq4/2kabf+rJQObbXhuywTtN47ruWjqJBnWOpOwrKWGCRZ8i0R:/3lcPaTHtekayVpbbhJWN4XHqHkwrECy

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3176	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe
3176	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3176 wrote to memory of 4060	3176	AcroRd32.exe	92
PID 3176 wrote to memory of 4060	3176	AcroRd32.exe	92
PID 3176 wrote to memory of 4060	3176	AcroRd32.exe	92
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 4276	4060	RdrCEF.exe	93
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	RdrCEF.exe	94
PID 4060 wrote to memory of 396	4060	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\3ff116a0dcb7b3fe42445612a48e48db.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:3176
- 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:4060
- - 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=7D0C02E4F42AFC3C7573E8594DC0FB55 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276
- - 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=92E14BF6D330D895E0255BB4759D1413 --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=92E14BF6D330D895E0255BB4759D1413 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:396
- - 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=FA3C031A8E7CE46B9F7B25FB596AA0A0 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1104
- - 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=9386A76EE0C862FB354619DF4378A006 --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=9386A76EE0C862FB354619DF4378A006 --renderer-client-id=5 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3924
- - 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=BFC3C705D51DB1B4335692CF4F161082 --mojo-platform-channel-handle=2700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5032
- - 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=5D4240EC1B05AF7658FADC27FBF07F62 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5076

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1692

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
ffa2e09e86c0bd9b1103d0e45a0209e2

SHA1
c163641e1cd49993a35451815ccf3ae70f9d3337

SHA256
50b5c5e9fd38f62fdf152cfcec27443e7a3f89afebfd0464093400d9f50c0c14

SHA512
1f4bd29390a6a52821281ba14a74a98871c3505c254b961df79c979b6a1209fa253be20709532e811ca9e4a9ad2e261c4524a2359db2404ff9e0df73b3e828a8

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/3176-26-0x000000000BFC0000-0x000000000C010000-memory.dmp

Filesize
320KB

Download
memory/3176-28-0x000000000BFC0000-0x000000000BFE1000-memory.dmp

Filesize
132KB

Download