a9de2b7a082864d95675bf74b5835f662597931ee5b8cf3445c928d267afdb53

Analysis

max time kernel
159s
max time network
166s
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, 13:07

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

98b0e23257a83cedfb7aeebe435ae087.pdf
Size

71KB
MD5

98b0e23257a83cedfb7aeebe435ae087
SHA1

44d3a28072784bdbbdab6e159a4e4c30de3bf3a3
SHA256

a9de2b7a082864d95675bf74b5835f662597931ee5b8cf3445c928d267afdb53
SHA512

c72c85c879d240a9a0ebe42061fa1f38ae6336d4e8fc23b53d5442463ebf812a8bca85789df76395ac714a5fb2bdacc12765cae38fb5916815b2d685d0318de1
SSDEEP

1536:/c2yYw5WO0SmKfyuEa+OltMEl1j0YHWUgAtwLlwcKNdmhE3K:U2yYwRbmKfyuEmvMEvjnHttCkNdmhD

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
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1252	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe
1252	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 1384	1252	AcroRd32.exe	91
PID 1252 wrote to memory of 1384	1252	AcroRd32.exe	91
PID 1252 wrote to memory of 1384	1252	AcroRd32.exe	91
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 564	1384	RdrCEF.exe	94
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95
PID 1384 wrote to memory of 1184	1384	RdrCEF.exe	95

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\98b0e23257a83cedfb7aeebe435ae087.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:1252
- 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:1384
- - 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=14B3BB2C5F4F87DBB8958E1308238B83 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:564
- - 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=71ABAC1F83DC580D8174499ED2EAF093 --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=71ABAC1F83DC580D8174499ED2EAF093 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1184
- - 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=DD06D86C0DC126252B8ACF5887FAE9E3 --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=DD06D86C0DC126252B8ACF5887FAE9E3 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4140
- - 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=2932ABB56D545D6DBC759F0E4686BCAD --mojo-platform-channel-handle=2548 --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=6060F9FDDEB23B159C77F82E456F712D --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2332
- - 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=2F74B386765F187CA76552D7DEB0FE20 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2020

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
732d7a3ee164bd401f2eb7921f80ef30

SHA1
ded722985f1d77696ff7a748a8e426243bd79e6a

SHA256
0bfc4ae96816055488aebebf349d0dc4b852a49899512b249158b98f1c7e8def

SHA512
b258de0d8ce13bca52b1609b701a319220d3b6b1f939e1dd90c3f6243c870fec358075f0f4331f2381c0cea367441f6b29ed2cbd4567a705acdca4fb8906c373

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