62e3909596f1206a772a3c6cabdfaf083e353da8f4099ad846c2976522c92ecb

Analysis

max time kernel
150s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 14:26

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General

Target

cba4629f8a0fc2c7c5594fe6f0e98d27.pdf
Size

82KB
MD5

cba4629f8a0fc2c7c5594fe6f0e98d27
SHA1

a8d6909863c5afdd3a17cd829684852053357791
SHA256

62e3909596f1206a772a3c6cabdfaf083e353da8f4099ad846c2976522c92ecb
SHA512

475169d415277a3b45b428b43e4b82a496b3ce1b9cc1a2876d2baef82c63e9aa2b371ac31c30c18b1f8db20a3d768a1546c3062974c0e9ea739123b5a53ca8d2
SSDEEP

1536:YwXhIz9DlQZFCILoVsZBNBekuIYRkmEHr2caF9Cg/Cv/IQJlWLXMyL5N/qVPWOpz:lX89DECIkGjBebRkmyu7/y/IO8voVgap

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4480	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe
4480	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4480 wrote to memory of 2776	4480	AcroRd32.exe	93
PID 4480 wrote to memory of 2776	4480	AcroRd32.exe	93
PID 4480 wrote to memory of 2776	4480	AcroRd32.exe	93
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 3836	2776	RdrCEF.exe	96
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	RdrCEF.exe	97
PID 2776 wrote to memory of 2028	2776	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\cba4629f8a0fc2c7c5594fe6f0e98d27.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:4480
- 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:2776
- - 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=02D3BD225BBD0FA4E36771282D38F6FA --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3836
- - 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=9953FEA478F987E95F34A86644D140B2 --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=9953FEA478F987E95F34A86644D140B2 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2028
- - 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=C29107FC9DA910B18BF4C52DB8EC8894 --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=C29107FC9DA910B18BF4C52DB8EC8894 --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4820
- - 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=BA2FB00E1F70BFD296B2ABC828E96A52 --mojo-platform-channel-handle=2216 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1176
- - 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=467D9208F7B9CDB8446D79E6CF4F13A0 --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3932
- - 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=6822E77ACD7041A4E590DF403BE3EAD9 --mojo-platform-channel-handle=1624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3284

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3568

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
3513e038049d5ed8b88439f6f26649e6

SHA1
70f5855ae83ddadf264047aa88cf211b3aa2f48c

SHA256
20bc70acdce7ce29948452831a966653239a452fb14ddfa099d11a66d6c43c5e

SHA512
0c168b0c8e75abd9d82523ff941ad8bed24ea97c8509d238d248f6625bb4bcce5271c212dbfacf2dd8f11bd1238db55bae7f3bc0c7ce41b03377481bde991112

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/4480-28-0x000000000AE90000-0x000000000AEB1000-memory.dmp

Filesize
132KB

Download