ff9b09e438ada32c74d77e35349f53594ec1097ec15b51b3b998695adc3a1414

Analysis

max time kernel
142s
max time network
99s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 02:29

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General

Target

0bac8d3c3d426bcedb64cf890daa3173.pdf
Size

88KB
MD5

0bac8d3c3d426bcedb64cf890daa3173
SHA1

17152eb1d6b4d857a3f1f46d54988629320983e6
SHA256

ff9b09e438ada32c74d77e35349f53594ec1097ec15b51b3b998695adc3a1414
SHA512

6661e23ed009b10c3adb3433fb55310ea149ec2d5fb5596583ecd783c61ad8c6e21c13588373794d265c66dc2cfde054f24071bb5c02f0bf91f936f552de9ca1
SSDEEP

1536:qdYBnx7DFQjW+cJsGi4VxRLAQwoqLL+c5YCqHxvYksUy7E2pE/uWOpOwrKWwcym4:uYBnxPJH/5Hq/+4+RvyQDwryhm4

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2172	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe
2172	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2172 wrote to memory of 3688	2172	AcroRd32.exe	91
PID 2172 wrote to memory of 3688	2172	AcroRd32.exe	91
PID 2172 wrote to memory of 3688	2172	AcroRd32.exe	91
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 3168	3688	RdrCEF.exe	92
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93
PID 3688 wrote to memory of 1944	3688	RdrCEF.exe	93

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\0bac8d3c3d426bcedb64cf890daa3173.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:2172
- 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:3688
- - 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=441548573CC77DC92718C2A6DF8114F3 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3168
- - 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=98492A747BBBB1DF246AD8B015516289 --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=98492A747BBBB1DF246AD8B015516289 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    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=17BF1EC8DD342F6713C6D437A9A66AC7 --mojo-platform-channel-handle=2188 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4136
- - 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=E14D7752918EB44472944296F9729793 --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=E14D7752918EB44472944296F9729793 --renderer-client-id=5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3472
- - 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=FCCFB41A28CF8081C06D22FF5DBC90E2 --mojo-platform-channel-handle=2676 --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=0875505017C1741ED7E03CF8BB0C82BD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2920

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4880

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
54388d80812de5b498e9b6a5c49cbfd5

SHA1
5f7ab2eb06c5b032ef6c639733bfacd71cc10af8

SHA256
130383b1e9cfc9ff18e2ad5f2142c9479f8cf5ed42b6c11118d7f2d49cb250b3

SHA512
2c7f41a28cf882437336b7eaa2c725ba8b849159bb1b6ddb31aee6f3138209362bdb6f95c30982bd773202ea37f46cc1333502f8d905af7588312702681ab464

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/2172-28-0x000000000BF60000-0x000000000BF81000-memory.dmp

Filesize
132KB

Download