b1098ffc2d9d04dab46a508176c1ee5e45b9f8c67a8fea7eee6d831fcd0145d6

Analysis

max time kernel
143s
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
19/12/2023, 13:18

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General

Target

30845e4cc56a914c248c23ff02b09df3.pdf
Size

80KB
MD5

30845e4cc56a914c248c23ff02b09df3
SHA1

0bc853ba9bdd098e58b3a29527d8ea062b6a832b
SHA256

b1098ffc2d9d04dab46a508176c1ee5e45b9f8c67a8fea7eee6d831fcd0145d6
SHA512

9441a3b9fb659929e4450e2a5b23e208aed84b37912101a8fa6859a3bceaef9cae31346c4bf9ad2b46a6b3c96b9ff2000ce2854906e5ff3d452f4ab8e75d87db
SSDEEP

1536:+jSn0x2Ww/e4bq9YCZlQCu1N9X9vQmrWasW4bYtme/mHSWQpOC6fuP:l03qLG9Vlk9NvQmdRcYmTH1C9

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-1-5-21-983843758-932321429-1636175382-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3320	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe
3320	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3320 wrote to memory of 4652	3320	AcroRd32.exe	97
PID 3320 wrote to memory of 4652	3320	AcroRd32.exe	97
PID 3320 wrote to memory of 4652	3320	AcroRd32.exe	97
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 3080	4652	RdrCEF.exe	98
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	RdrCEF.exe	99
PID 4652 wrote to memory of 2876	4652	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\30845e4cc56a914c248c23ff02b09df3.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:3320
- 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:4652
- - 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=4F2D2EA28C90ECA8A0136091A42CE3E2 --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=4F2D2EA28C90ECA8A0136091A42CE3E2 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3080
- - 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=3D7B8A1D3B22CC3507B1C252E77EDB5D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2876
- - 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=43B254268EAD78DC3AFE7F69485CA5CA --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=43B254268EAD78DC3AFE7F69485CA5CA --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4768
- - 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=35AECB46382D2660673ECE0849519F8E --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3000
- - 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=CCFF6F30ABE388DEBCDF178F49D1037F --mojo-platform-channel-handle=2908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2244
- - 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=A8922BD5F54508925EBB0D3A0B35CA2B --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3352

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3156

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
a788d57ab112f6722575a9e3596da58f

SHA1
9e28ac91fa25d0739ca541590b653c4309b6aaca

SHA256
daec83846d2e95f693706774aafbc7590fd81bcb810ce6df2c1c4403ef776ab5

SHA512
78889f428fdb63a21a078790990897454842ae17034bf8d42b69ff5ec2fc9a4b97259a2db6b2938ef53060b69f84527575404a1da640cd09c259b69b5148e54e

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/3320-27-0x000000000ABA0000-0x000000000ABC1000-memory.dmp

Filesize
132KB

Download