d4fce33779c5cb9c424b276c081c7a79eff8754558ec8b4371f292150c20f9d2

Analysis

max time kernel
147s
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, 11:28

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General

Target

141deae5e1ae9ae098a9f6029d5c9b87.pdf
Size

74KB
MD5

141deae5e1ae9ae098a9f6029d5c9b87
SHA1

eedd6e049dfed60612a9bbb00fe86ffecb0c2f4f
SHA256

d4fce33779c5cb9c424b276c081c7a79eff8754558ec8b4371f292150c20f9d2
SHA512

abc780e6e7961883e6cc1e6c11514327d0433b66b82a412a6c1384e0b36b39a2df42633523dd5a8bd1b6bda61b61d629dae99e8629e9bbc0839b937267bb41b0
SSDEEP

1536:VEYRhvMEjnqP3f25PYRYe4Wb5TvU9fls5t/c6dvL8:GYPMEnqW5PYn4yWa5xc6dg

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1092	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe
1092	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1092 wrote to memory of 4580	1092	AcroRd32.exe	90
PID 1092 wrote to memory of 4580	1092	AcroRd32.exe	90
PID 1092 wrote to memory of 4580	1092	AcroRd32.exe	90
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4492	4580	RdrCEF.exe	91
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92
PID 4580 wrote to memory of 4912	4580	RdrCEF.exe	92

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\141deae5e1ae9ae098a9f6029d5c9b87.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:1092
- 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:4580
- - 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=F8E25ACC360EEFDD2BCA537B5D4460B3 --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=F8E25ACC360EEFDD2BCA537B5D4460B3 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4492
- - 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=EF88C242DC5E1A930180C2E4F6B734F7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4912
- - 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=D6BB3954BD852680CC5E5C9768A969A3 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3240
- - 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=A20F65E9B9AF6F163733A8221931C2E4 --mojo-platform-channel-handle=2064 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3440
- - 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=0DDEBF4F88483A7FABB2018FF2B9D199 --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=0DDEBF4F88483A7FABB2018FF2B9D199 --renderer-client-id=6 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2952
- - 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=B1ADAB3313E79A13D899F36B981EE1B8 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4696

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2068

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
e1e2fe3c5f349b9ef76772ca2d738de4

SHA1
9515e9849c6660d35e2aa0610920177dc6288b7d

SHA256
7e7ba30dc67483b8811b97c8c3431ee4223e5379cd576ea3029e125c68d7270c

SHA512
75b1761313361da54e661238a9ddfa9ba7a979016fe763e00202d7d3cf439bcde8a0004847c7bf7077d55b11f65ad8ea3936f8f01d8b9689face3440615ab9bc

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