022aafd5d1a0defcbb8a4af59f9063f7f586024cc24bf3c7d4397b8cf8dc7611

Analysis

max time kernel
143s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 21:30

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General

Target

04796e8e490770f22250844824704975.pdf
Size

44KB
MD5

04796e8e490770f22250844824704975
SHA1

c9285d5e458a2de545bf9c3866197e65ab5e4c23
SHA256

022aafd5d1a0defcbb8a4af59f9063f7f586024cc24bf3c7d4397b8cf8dc7611
SHA512

203e469e91eb4f99f0e32936b719772c12cc58fb7c100b9f8b9e6f0f75338f55e060f5754183035652d574ad492d6f49b69319c657da644986bd98e1a5a29f4a
SSDEEP

768:7Nb9YIfPTboPmqUJpg2JnZoVEJ+Zai0iDHvjiImbris:719voU37JnZoV6+ZaiHz7ilWs

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2220	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe
2220	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 1412	2220	AcroRd32.exe	93
PID 2220 wrote to memory of 1412	2220	AcroRd32.exe	93
PID 2220 wrote to memory of 1412	2220	AcroRd32.exe	93
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 4080	1412	RdrCEF.exe	96
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	RdrCEF.exe	97
PID 1412 wrote to memory of 1028	1412	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\04796e8e490770f22250844824704975.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:2220
- 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:1412
- - 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=913712B6CF998AD71B2672E4DBEF365F --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4080
- - 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=1DCFA828CA1F91B46B5A1DA7B130666F --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=1DCFA828CA1F91B46B5A1DA7B130666F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1028
- - 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=08DF99DD52AD9666F774FF4E32E7E9D1 --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=08DF99DD52AD9666F774FF4E32E7E9D1 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5020
- - 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=D597C21237417A3DCC391442711E0475 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3704
- - 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=E95B32AB7A08F85C41151B0CF76AA7DB --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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=E58232510D16B24B788F82E530DF6836 --mojo-platform-channel-handle=2620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4040

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4540

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
3dc3b35e04cd856a6c6ef89492b3742a

SHA1
70706215f054fc2e3ce3031692b56a778a69a9cc

SHA256
fba48e66b2eab327d948772e358329efa803d87305f2b0f003b2a41af4983e2b

SHA512
a63cd8f98c46151cffa2d698d3b2df38aef0019f83b3e9668f3b57ccc425522548ae291380b0a8e62befb15f76d2f888e99aae134a986d5a9c12d7b67d7e5f09

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