0c017b3429441f892a1ad4d438b8de5bd5b1b4db9f5c036ef9577cadabd0be5c

Analysis

max time kernel
144s
max time network
119s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12-01-2024 09:28

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General

Target

56162652d040107948c965ba15ca1576.pdf
Size

86KB
MD5

56162652d040107948c965ba15ca1576
SHA1

7c101f1e2a71729caa496a06b6a05ea45e252794
SHA256

0c017b3429441f892a1ad4d438b8de5bd5b1b4db9f5c036ef9577cadabd0be5c
SHA512

322ee8a16cafa4433fc0b41035c622fcf7f929ffd1ad301a8e26a79ec8c66a2004a75ee6a1b2e285bbdc233a08e9e0e72778463f571725b293cbf93fd9f38aae
SSDEEP

1536:3SrB16y5ZTIO0mIrV+9UkDovOGQc+lVPHPYrPYSGygkR:CVYGTIl5OLo2WwPHPY1GyN

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe
4492	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4492 wrote to memory of 2320	4492	AcroRd32.exe	95
PID 4492 wrote to memory of 2320	4492	AcroRd32.exe	95
PID 4492 wrote to memory of 2320	4492	AcroRd32.exe	95
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2808	2320	RdrCEF.exe	96
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97
PID 2320 wrote to memory of 2112	2320	RdrCEF.exe	97

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\56162652d040107948c965ba15ca1576.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:4492
- 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:2320
- - 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=5F213799020A5010FAF1FCFEBB7B1AB7 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2808
- - 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=499872EB55B449E16352F9CDA86DB6F6 --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=499872EB55B449E16352F9CDA86DB6F6 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2112
- - 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=63547052C2B2B3027FE8C11BAFD274C5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4900
- - 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=719FF4E0040E71FF4468200FC5EDD529 --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=719FF4E0040E71FF4468200FC5EDD529 --renderer-client-id=5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1340
- - 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=522ED1BB1BA60D05A98F5FB0671B8DAF --mojo-platform-channel-handle=2656 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:768
- - 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=AA49F3791E90D719CB60F98DF9B19B5E --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1536

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4664

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
201fd319f53df3f899b1cfae3d3bdf3b

SHA1
86498a373cc7b9aaec06d0a4aebdb47d8db27032

SHA256
06859c3359cdda9322540bc0d975b6bb9f5467225a275fe666e9c196b477d2da

SHA512
483ad97d51f45a972c08e5384565e007bc3cbeb705d611d69a2154c5ececbc78b7b64b4d593d1444e200050b9ec7d04db535db4b3b5ea4973e6034ead4d65ffe

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