d2e23c7c7549bc4af1ba72d2cb2bbf5dd72475bb3d94c4096ec5ef7d6c6727e7

Analysis

max time kernel
144s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22-12-2023 13:37

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

a7ce150abea3e24b4ee632cee4e6ab65.pdf
Size

66KB
MD5

a7ce150abea3e24b4ee632cee4e6ab65
SHA1

0872fae9c8d40bcb96e11233fa7e5fad7553499d
SHA256

d2e23c7c7549bc4af1ba72d2cb2bbf5dd72475bb3d94c4096ec5ef7d6c6727e7
SHA512

597d166cb8816b0efa7a10df30efb1d6a3b90756ea01ca0959175b5b0de6c5fe49ae139a1518f3b3de8fbe580b68e635a2e5f3e32eb0fd7b3a32959531a1513a
SSDEEP

1536:0oXVNmDuKSa+DsOf4bLIa52vgqSn4KwqRn8eDJUouytuHe8:KDuNltawbS4SnlVFtu1

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3992	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe
3992	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3992 wrote to memory of 2912	3992	AcroRd32.exe	99
PID 3992 wrote to memory of 2912	3992	AcroRd32.exe	99
PID 3992 wrote to memory of 2912	3992	AcroRd32.exe	99
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 1008	2912	RdrCEF.exe	100
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101
PID 2912 wrote to memory of 3388	2912	RdrCEF.exe	101

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\a7ce150abea3e24b4ee632cee4e6ab65.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:3992
- 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:2912
- - 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=F27679B79CDBFD68421FE30F7BB09BA6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1008
- - 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=2BEA741A0996077399B144EF8D228664 --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=2BEA741A0996077399B144EF8D228664 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3388
- - 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=E524487913877C41B6D2F598193F3815 --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=E524487913877C41B6D2F598193F3815 --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4904
- - 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=8FEF84610B06A8E8FDF57B2555514E37 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4232
- - 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=6FF6A52AD9D336C2F21CAD0EBA892F7B --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3268
- - 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=BC7D1B6CE02574BEEA111130FDB275B0 --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4140

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3392

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
4f6822be09e4afe279da6ddbf3e40cb6

SHA1
2332cd1b953c361db946fffc5eeedc44e3b8631d

SHA256
f96f2ea934c87a27957204d7ff1515511b1feb535bb46b9e47395ceeb5566511

SHA512
d127afafc28f3cdae50362fd0e1733d4e05ccdeb00724fcf7e75945d81db3a5a3fcf7340deadca727029fa0537dd019f6564b179ab5ca12f5e1558b2aa48af17

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