1348d9c15cd07e4ce6f70b51d6b76de060593b7ef44e7444b844e486681e96ce

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 02:25

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

ca3f34ae0c3d9d0017fe901d8888071f.pdf
Size

110KB
MD5

ca3f34ae0c3d9d0017fe901d8888071f
SHA1

a5de753de0dd0a788a9f1df20c60e5df29545f5c
SHA256

1348d9c15cd07e4ce6f70b51d6b76de060593b7ef44e7444b844e486681e96ce
SHA512

fbc3052b4a9d4036551f2760e0a2e10f3bd617dd74388c83642daf4c061396f9ceb809ee80e3aa42b76af12b2d8deb7ee72f0ddc8e749b61bfa4fe733810a7a1
SSDEEP

3072:ar7XY63UReAj+sLtxi9YyGjGptQJwfdmG6:qbY63URyT+jpwP6

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
512	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe
512	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 512 wrote to memory of 1944	512	AcroRd32.exe	96
PID 512 wrote to memory of 1944	512	AcroRd32.exe	96
PID 512 wrote to memory of 1944	512	AcroRd32.exe	96
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 5060	1944	RdrCEF.exe	98
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99
PID 1944 wrote to memory of 2904	1944	RdrCEF.exe	99

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\ca3f34ae0c3d9d0017fe901d8888071f.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:512
- 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:1944
- - 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=532CA6D28DEFC68B233BA0B8DFFE6FD1 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5060
- - 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=3ADC32D135213054143C0424CAC8C7A4 --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=3ADC32D135213054143C0424CAC8C7A4 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2904
- - 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=E816D93355CAFF6BF793F4FF3C2B174C --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:464
- - 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=C65BDD6310FEF86D52841C67E137EADB --mojo-platform-channel-handle=1880 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1576
- - 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=FB69BE1C39EC6505FAD70E9689D0E7CA --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4472
- - 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=EDAA2E7CCE067E26A80D1068070CC4B2 --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=EDAA2E7CCE067E26A80D1068070CC4B2 --renderer-client-id=7 --mojo-platform-channel-handle=2620 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3648

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
ffe0a48cc32809fc3a03b898f4e87595

SHA1
3e861572e15cd6ef3e089d0fc8e360bcb1ce841a

SHA256
58ad0d2a03f1a671ac917cd1cb2c0ca6d6dc47f215ba9c3dff0de31038102e07

SHA512
0eea723dbd2942f9e0c0021980f8d044001a3e02c90e6b3594292c04380a853e9269977431d218fc6b389f33c14ecd722fa66b720048f7d1b88ad92e2ab3087b

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/512-28-0x0000000010380000-0x00000000103A1000-memory.dmp

Filesize
132KB

Download