5ca7e45ae47ff5515017b87e9d12bacb2cad5aab9d48efd697828ff3c06b729e

Analysis

max time kernel
161s
max time network
184s
platform
windows10-2004_x64
resource
win10v2004-20230915-en
resource tags

arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
submitted
14/10/2023, 12:26

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General

Target

NEAS.0f3d8bedda871fa6003ac120e9c3c1b0_JC.pdf
Size

100KB
MD5

0f3d8bedda871fa6003ac120e9c3c1b0
SHA1

eafd50f19d278e74c975f3e1eb1855db0540bebc
SHA256

5ca7e45ae47ff5515017b87e9d12bacb2cad5aab9d48efd697828ff3c06b729e
SHA512

2ed189bb51886e4ffac21f9b0303ad61e438468e621078767db5fe256950335370e0672343a6d2623d523257dc737da89eca73ce77dc2acf67b44779f5c9e8d4
SSDEEP

3072:wnX5LlV6X3E21b9BkMvwR9CLfHsD5enZ8+QS:wX5Lj+zZ9Bk1A4sZmS

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-1-5-21-1926387074-3400613176-3566796709-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1248	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe
1248	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 1568	1248	AcroRd32.exe	94
PID 1248 wrote to memory of 1568	1248	AcroRd32.exe	94
PID 1248 wrote to memory of 1568	1248	AcroRd32.exe	94
PID 1248 wrote to memory of 4864	1248	AcroRd32.exe	96
PID 1248 wrote to memory of 4864	1248	AcroRd32.exe	96
PID 1248 wrote to memory of 4864	1248	AcroRd32.exe	96
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 2360	1568	RdrCEF.exe	97
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98
PID 1568 wrote to memory of 1044	1568	RdrCEF.exe	98

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\NEAS.0f3d8bedda871fa6003ac120e9c3c1b0_JC.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:1248
- 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:1568
- - 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=EEFE88817FACC39D315E92F371D178E5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2360
- - 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=364D9BC6E08DB4DD6B17524376970B2F --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=364D9BC6E08DB4DD6B17524376970B2F --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1044
- - 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=DA0B826661B092B15899A01E7A15D612 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5032
- - 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=6B2FE02715DB0A0490838814B131C80C --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=6B2FE02715DB0A0490838814B131C80C --renderer-client-id=5 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4520
- - 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=745239D17F75C18D8FEBC1FACC84025E --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=ABAC89370B4960A58ED742812F1B5E1D --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3164
- 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⤵
  PID:4864

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

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
44f4cca7af79967765e90dbdaa7a2d84

SHA1
d5b10e0c31ea482da5397973f65e0c97999e5641

SHA256
7d89194616353b1e7866dddcbbf79fde953deccc7b84e102c1577e16d77ca30b

SHA512
c9a265dace3c54a25b1ca1a44f96bcc456f932d7a3699d959b3e17802b1afe21087d53de8e2fae4edded2151c34f28a9619682e9610523149267d52b207a10c6

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
7145382fcc1bf63e904ed40b1667ee97

SHA1
60d402450e92b233e572304a225583a2eec07884

SHA256
c459692848c927f8c0b75eeae1dc4730864d543d48f754deba0334bc87018a22

SHA512
26c15ba2ceb0d7cbee71515b59f4652ba390256ee62a0735850968f8d7e796ad5723c61d2cccf50399219d0ad4f49dd2f7a6ce5f6adeb56d86f1584cea40ba30

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