6b1a26f97db8b0e2d4349e3e4082a5469a23588ebab80942fa5a6113ec0eba6d

Analysis

max time kernel
143s
max time network
162s
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, 22:11

Sharing

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General

Target

1e13a8c6aea501da9be11d30a62eb257.pdf
Size

35KB
MD5

1e13a8c6aea501da9be11d30a62eb257
SHA1

ad29a7ac13d9b5b81698b4759f58951bc4055273
SHA256

6b1a26f97db8b0e2d4349e3e4082a5469a23588ebab80942fa5a6113ec0eba6d
SHA512

2d787d6181549a69d02816d45e84f041c2c3d7c1127a7f53cab9286988d575b0e51682c9e6357b8340df72e5d924eb61f927bb91d6ebf18925465597bf24869c
SSDEEP

768:SNiLHTsxGjuMln+/mZn8xHDAV5JIJ84m3nRgu4jL:Ki7lntZajAV5CD8f4jL

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
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1488	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe
1488	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1488 wrote to memory of 3208	1488	AcroRd32.exe	93
PID 1488 wrote to memory of 3208	1488	AcroRd32.exe	93
PID 1488 wrote to memory of 3208	1488	AcroRd32.exe	93
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 436	3208	RdrCEF.exe	94
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95
PID 3208 wrote to memory of 2636	3208	RdrCEF.exe	95

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\1e13a8c6aea501da9be11d30a62eb257.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:1488
- 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:3208
- - 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=B738A61F5804791A0EF77F689649EED7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:436
- - 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=7F153CE8D15E155CCDDCA583F22487F9 --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=7F153CE8D15E155CCDDCA583F22487F9 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2636
- - 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=D26A53386271B2B6939EF62F8D84D576 --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=D26A53386271B2B6939EF62F8D84D576 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4496
- - 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=DB9FB0AF3A5647F12635AB7A285E529F --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:632
- - 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=A4E4FBC7FFDEB64566B97952B0BFAF89 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2784
- - 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=0AF6113CC686E808A1AAF435E341B2D4 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3340

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
4377d4ca53ca16592a3193cc8289e94d

SHA1
917b1bf9a4837b8e6752c9b23bbe3c5299f156ac

SHA256
2986b2a8dbcbf8da007c320ad0a95e25da20ab3d2af48624d7baa9bc6cd3048d

SHA512
a3f4acd90386ddc19b99190ebf612de8cfdda568086cc9aee41250b80ab7cc8847791c12d2304670352402b7aa242d3da490bf05d597f1e42f370af20cae6aae

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