32bd08fb2ec6fc613f5a5bb57fbc1767f514a1baa1a303a4f7fb5587740f5ce7

Analysis

max time kernel
149s
max time network
155s
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, 12:53

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General

Target

90d5fac5ae42418bc03dc0a639f7c360.pdf
Size

48KB
MD5

90d5fac5ae42418bc03dc0a639f7c360
SHA1

460b0afc401ddbee8d9fe073961e14d7cedde8d4
SHA256

32bd08fb2ec6fc613f5a5bb57fbc1767f514a1baa1a303a4f7fb5587740f5ce7
SHA512

c02b1d3f119847d8a074d19ce81ede9cc4e7fe29512d8a3bb372f724ace4964c23be942ba2585ce51f64c788f0d1d1ed8f5645c2972db23f2a95178e2fa70cab
SSDEEP

1536:TjIpLN1PfRHfw0qSMkFo0wOvE0jjGKdQR:XIRnRHfr1MkFo5OvTSKdQR

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-1-5-21-1815711207-1844170477-3539718864-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4304	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe
4304	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4304 wrote to memory of 416	4304	AcroRd32.exe	95
PID 4304 wrote to memory of 416	4304	AcroRd32.exe	95
PID 4304 wrote to memory of 416	4304	AcroRd32.exe	95
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 2080	416	RdrCEF.exe	96
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	RdrCEF.exe	97
PID 416 wrote to memory of 4104	416	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\90d5fac5ae42418bc03dc0a639f7c360.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:4304
- 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:416
- - 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=D1D4E6E238FB53130920717DD6A63082 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2080
- - 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=A84239CCA09326431D2F9A84428A44D7 --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=A84239CCA09326431D2F9A84428A44D7 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4104
- - 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=9CAB7032C5414A3A2438AE2FED69DABD --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=9CAB7032C5414A3A2438AE2FED69DABD --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2284
- - 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=1433EFA6E598E9A77854B9EC2DF56578 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=F66C305B6E655C7D4C8E493CE99F2D67 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3692
- - 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=F5DF43A0EC9E500CA4F19C150FAE6D49 --mojo-platform-channel-handle=1888 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3016

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4816

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
e63c9dab043cad2424bbd6f375223078

SHA1
f6892767dccedf6b6eb85e15a6fd497cd94dc87e

SHA256
13239dfa8f38127363ea5e32be4e7dc9b6465e98a82a92699b3cca48e9c99a36

SHA512
6e013e80f7ea56f7e30332736e7554b8fd91b8663198a17d5d6fa0c04695b012a7b4530c999bb7e1b3cf965651ee126110440bfba9bbc10063b2693a3a53599e

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