f231fcf96573ea96db1732cd3735b717f91c7a4e57b4625580785a3680a11070

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/12/2023, 11:09

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General

Target

10c0334017406a1dfd6c694f81a36102.pdf
Size

97KB
MD5

10c0334017406a1dfd6c694f81a36102
SHA1

b7cb39eb02180d3cdaf089cd896cb3062e79221e
SHA256

f231fcf96573ea96db1732cd3735b717f91c7a4e57b4625580785a3680a11070
SHA512

57c0d93af8cf93156cf3c4a10664a253efb42f5b2c34440eb1bd2825bf7a309eecbe7d312d4f8a3bac1ab77ee134bc870812b98e44b195650135d82a44d28faf
SSDEEP

1536:EzNHTHbtTZMBdeMtcwXQa9YaUoeF3fd5mZsMF2M/RW6pOu26WjBvXGkrYFBr8oNR:qTH/MHe8Aa9YaUoecKamu2brrYkowM

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
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe
1964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1964 wrote to memory of 3084	1964	AcroRd32.exe	92
PID 1964 wrote to memory of 3084	1964	AcroRd32.exe	92
PID 1964 wrote to memory of 3084	1964	AcroRd32.exe	92
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 4248	3084	RdrCEF.exe	93
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94
PID 3084 wrote to memory of 236	3084	RdrCEF.exe	94

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\10c0334017406a1dfd6c694f81a36102.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:1964
- 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:3084
- - 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=8977A16A0AF21C1A274B9454415806A3 --mojo-platform-channel-handle=1696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4248
- - 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=F2C17FDED427DE08F8D4F07C1E53BC5F --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=F2C17FDED427DE08F8D4F07C1E53BC5F --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:236
- - 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=399C4DEEB479BFEF231978DAC6A1D6E2 --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=399C4DEEB479BFEF231978DAC6A1D6E2 --renderer-client-id=4 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2940
- - 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=46E3786BCA7EB5D02955B14E1CD92635 --mojo-platform-channel-handle=2348 --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=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=C09D71729A5D6B5BB4C03FFD100A0D9C --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4304
- - 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=741F0C0D718E7383D9AB99BC78469C69 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4152

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
5882a805d8cc6b7f0e798c05d4454226

SHA1
df484a6816565e68da4925edc1b0dd1d30742e7d

SHA256
e62ec42474fcd8700d40f04eafc21d55e06dbf383939629c82d368d779d235c3

SHA512
593067fae72fd783359dff30c665b4c28cc003bb39e0b1a2e3946d1e8388cb5961c8aee2923b76bb301b54789790bd47b916697fad5c580b1685f744cb3a666c

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/1964-27-0x000000000C450000-0x000000000C471000-memory.dmp

Filesize
132KB

Download