792f71de1efdfe26eb65d3ecd13b073aafa0a5d0ef910d243b91221511d30971

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 19:55

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General

Target

NEAS.1869f64fc3d60d0501589d1ab0994730_JC.pdf
Size

372KB
MD5

1869f64fc3d60d0501589d1ab0994730
SHA1

b718d1fad8b9a30ceeaf60d229af3aeb82787fe9
SHA256

792f71de1efdfe26eb65d3ecd13b073aafa0a5d0ef910d243b91221511d30971
SHA512

742856fb266a3b24fbc3e73499d88570623b81dfe7d19d538e3e9b9c31a0176802269ebaec6329712e41de2f541af3da3b7743a36ba217f902e64690eb748b2d
SSDEEP

6144:rdSksssssYKj39BiBgtEBiSTDQOGBEVoR9xhrQNO4q3RP81lE+ZvMO9/OVj:rdSyKxsBQEBia/GTxbdh8lHZkOROVj

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3350690463-3549324357-1323838019-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1300	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe
1300	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1300 wrote to memory of 3892	1300	AcroRd32.exe	95
PID 1300 wrote to memory of 3892	1300	AcroRd32.exe	95
PID 1300 wrote to memory of 3892	1300	AcroRd32.exe	95
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 2364	3892	RdrCEF.exe	96
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	RdrCEF.exe	97
PID 3892 wrote to memory of 3332	3892	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\NEAS.1869f64fc3d60d0501589d1ab0994730_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:1300
- 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:3892
- - 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=DB9A4EE4EB86FC54ECEC21936101956F --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2364
- - 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=74EC3864224628399BDED8234E8B7040 --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=74EC3864224628399BDED8234E8B7040 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3332
- - 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=F06C0759D48B9188E608099EE3946FA7 --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=F06C0759D48B9188E608099EE3946FA7 --renderer-client-id=4 --mojo-platform-channel-handle=1864 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4320
- - 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=7D5B1737791C871B4388FDA66EDEEBD4 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2128
- - 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=5E8CCB56348FF692CEC3D112BE09825C --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3488
- - 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=B6B0D8206BC37D2F136E41927CEF1818 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3080

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1896

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
346e6d111a90ff2a22254247dc11bfcd

SHA1
67a38c3c56fc5e08bd229311b4c77c7df736af89

SHA256
7bc6ce7f7a0c1efa31d930afcea2016f1a96da8acfcf0847a64b8d9262df96d0

SHA512
3cfbcc8cd2a48f4d71ea8434e5304e8d714e458d49cc4f1e4162f075ac82fa10d4d1ea1e1341353a38a1adb0ad6d005bd08a06d498bbd62d2fa351202b07d0cd

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/1300-28-0x00000000093D0000-0x00000000093F1000-memory.dmp

Filesize
132KB

Download