eaae786d4a63177980e6d4db793745ffedeff1a16fc05b74cfbdc4dc92fe3b37

Analysis

max time kernel
143s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31-12-2023 06:01

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General

Target

2aff97e7ef10a51fa1066b7abc6af24f.pdf
Size

83KB
MD5

2aff97e7ef10a51fa1066b7abc6af24f
SHA1

b1cfff22b1ffbfbff5fe8fa240b5b8815e167ff3
SHA256

eaae786d4a63177980e6d4db793745ffedeff1a16fc05b74cfbdc4dc92fe3b37
SHA512

2215c4b8200ce65a9cfc05a1c75cb7e237d292d1f3552179125e1c0bf096e7cdeb81a0816995f64508c9f18cfa93c623827b855f7f7b1b3754dbd48e89af862a
SSDEEP

1536:g8CJ/noQMcQhxMCCFn+BHJvlMaOR7nlO0JP+U/h1uX4q3bcV:INnoBcqCc9JGBJlLP+U/hYX4A6

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5100	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe
5100	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5100 wrote to memory of 3724	5100	AcroRd32.exe	94
PID 5100 wrote to memory of 3724	5100	AcroRd32.exe	94
PID 5100 wrote to memory of 3724	5100	AcroRd32.exe	94
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4500	3724	RdrCEF.exe	98
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	RdrCEF.exe	99
PID 3724 wrote to memory of 4860	3724	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\2aff97e7ef10a51fa1066b7abc6af24f.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:5100
- 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:3724
- - 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=4B02D74545873F207D710F372DD8815B --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4500
- - 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=F92FD2E62572B6D0125D44B3C86C12B1 --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=F92FD2E62572B6D0125D44B3C86C12B1 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4860
- - 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=79441F95601B8013C49E16E5C6EC9CCD --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=79441F95601B8013C49E16E5C6EC9CCD --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2384
- - 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=7152ABE3B3DB26C5FFDD45EC84D07AE2 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3424
- - 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=FC813F1992AE722FCCFD8EEF08B7F7CA --mojo-platform-channel-handle=1896 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1700
- - 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=4B3730F34ABBDCE8654272E72C06F22B --mojo-platform-channel-handle=2620 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4024

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
6e7ef65ee87fb153105e891dcfb44dcb

SHA1
387f99e4fadb1255ccbb7c797454f9d10beacde7

SHA256
e1a336121e0a93a0d5ef9de6af21d9b3f629e3e84a8ed69fd40be26573b86e97

SHA512
7bfb58c19a0a4da6323dbd518d2008de8984a4fd55ec1b845b5d2ca73166193d798dc9d0008b1e9d2db2c8cdf68f768f6117198db6a6ce97b3fcb66d41a83253

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