0b0b6a6c91cd4f67f62dc15c33b7023db513b3d7147889d833315d86fe0a3bcc

Analysis

max time kernel
150s
max time network
156s
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, 14:02

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General

Target

1ade4e74d3b16e6b9bd48629e65f9370.pdf
Size

80KB
MD5

1ade4e74d3b16e6b9bd48629e65f9370
SHA1

9d240da0e1336709f773bb5033d401e1b0588af8
SHA256

0b0b6a6c91cd4f67f62dc15c33b7023db513b3d7147889d833315d86fe0a3bcc
SHA512

0d49513997936a9c1320ba605bb520597cd54d21d3ab9df8a7f44425254094b93834d73bf88752b35b6b8a33b358292b23d27bdf6ad164a06809cab6e8352eb1
SSDEEP

1536:wosPM0Va5IEJTd75ga83sZ76N/muUaqSnrRlWUpO7JrIEi1wrxWtvSOC7Wj:dsmv7ER9munrrRI7JrItUoh

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
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4416	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe
4416	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4416 wrote to memory of 3700	4416	AcroRd32.exe	93
PID 4416 wrote to memory of 3700	4416	AcroRd32.exe	93
PID 4416 wrote to memory of 3700	4416	AcroRd32.exe	93
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 1156	3700	RdrCEF.exe	96
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	RdrCEF.exe	97
PID 3700 wrote to memory of 5040	3700	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\1ade4e74d3b16e6b9bd48629e65f9370.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:4416
- 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:3700
- - 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=D406B85486AC397287EAB305E995CF71 --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=D406B85486AC397287EAB305E995CF71 --renderer-client-id=2 --mojo-platform-channel-handle=1700 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1156
- - 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=92DF463B8070007ADFBA65BF214CEABD --mojo-platform-channel-handle=2032 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5040
- - 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=FE3101DAC3CAE1F585187B979155D35E --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=FE3101DAC3CAE1F585187B979155D35E --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2504
- - 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=25318DC08976151E4694B9225C53FDAE --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3252
- - 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=C5712E0F2060092A07EEA5540E65D5EF --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4028
- - 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=C73D5AE3878081A15144447B6B97D19B --mojo-platform-channel-handle=2808 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:968

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
2703e64bd807cbfce0bea39cafac0c33

SHA1
52c2fdd5bee837001ad79d0817c4554762fc2370

SHA256
bb75ca2f625286162c9bdf8318a945a28e703ee80e4c7cadb01f78f45eba02b9

SHA512
d240695ae724175c1783fdefda1c80da0160d5319d4775811ebbafdf132a9453d1edb5e82d250f017bae76d1516d05545dc26654f8a8c278a028347a59a88334

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