062f2f5c5d7bb7bc407789f095796ee50d6c5695d96c1aa2f6f020674f00c785

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
11-03-2024 21:43

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General

Target

c1ad4e40b3252faa08455e87528fd889.pdf
Size

85KB
MD5

c1ad4e40b3252faa08455e87528fd889
SHA1

b780faf4d65ccbf498d70628eed8fca776c68bd6
SHA256

062f2f5c5d7bb7bc407789f095796ee50d6c5695d96c1aa2f6f020674f00c785
SHA512

376b55650bd4c5dcf32ae1003c4363704c0bff24783186d79a16aa902efc50575690b1447d408a9713df25664493944ada2d87143a960bf35b7f87795ee4eaa1
SSDEEP

1536:5fERBF7Tcqg0GrXHKV5qS3pnHbVv9MWH2iWTSZowoHVsiWOpOwrvEptVz:pEZcqgfHKVES3tHbVnWYZolVsXwrvEpz

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1508	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe
1508	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1508 wrote to memory of 1332	1508	AcroRd32.exe	91
PID 1508 wrote to memory of 1332	1508	AcroRd32.exe	91
PID 1508 wrote to memory of 1332	1508	AcroRd32.exe	91
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 3132	1332	RdrCEF.exe	92
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93
PID 1332 wrote to memory of 4852	1332	RdrCEF.exe	93

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\c1ad4e40b3252faa08455e87528fd889.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:1508
- 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:1332
- - 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=5171EF5784182FBFB6B7A44C951B5196 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3132
- - 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=5655C3722DF682A2D034E7DD6E1D735C --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=5655C3722DF682A2D034E7DD6E1D735C --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4852
- - 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=C1CC2F8A83431FCC1244BD7260C3A8C8 --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=C1CC2F8A83431FCC1244BD7260C3A8C8 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3804
- - 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=E09397275934F0C069DC80F6B3D034AA --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4000
- - 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=9A0FCE57293C3EBF3E692AAAAC4BD68B --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4504
- - 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=8C88BBB3DE42711BC2C8F203DD339309 --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4240

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
0759796da1dca82192b837f525cfaa34

SHA1
e5c06520a533e63d314ce1fa2bb8171a8b6ad42f

SHA256
ebf77829b7ee72f6c87ae82d338cbb3f226f39a1ba4eeedfe23714b1a58653a0

SHA512
e779de19c96fdab6ba5f767fbb6b1a127a7280bd2e869227beb4386988cf803da684c563b58fccbe5e562ee1cb029347a68e50e546c38cbc4497c83739d9e93d

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/1508-28-0x000000000A3B0000-0x000000000A3D1000-memory.dmp

Filesize
132KB

Download