e66045caf49c66a913bf76d257a7f0d8c8587e47c597aece019e57be11fd2aa8

Analysis

max time kernel
142s
max time network
147s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
02/11/2023, 08:03

Sharing

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General

Target

NEAS.05c497ecb772992a263de5fbde162cf0.pdf
Size

155KB
MD5

05c497ecb772992a263de5fbde162cf0
SHA1

95ad916d4cc421bac81b76fdb1d7e0710d6484ff
SHA256

e66045caf49c66a913bf76d257a7f0d8c8587e47c597aece019e57be11fd2aa8
SHA512

a07321a46a7a9d97761da809f9a147ee298954c2a3a4321a54d734c8ad4c33439aae9f163f817e87204333b6edecfd12de731ee5719b010b5ddf551ac313197c
SSDEEP

3072:9rsPqoQ/EMY05rTeqo9AT8r2/v5oDgJgrXI1S9N9FU:9Fv/S05rE9AT8r2HSc2b9N9FU

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-1-5-21-3125601242-331447593-1512828465-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2584	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe
2584	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2584 wrote to memory of 4772	2584	AcroRd32.exe	93
PID 2584 wrote to memory of 4772	2584	AcroRd32.exe	93
PID 2584 wrote to memory of 4772	2584	AcroRd32.exe	93
PID 2584 wrote to memory of 3048	2584	AcroRd32.exe	94
PID 2584 wrote to memory of 3048	2584	AcroRd32.exe	94
PID 2584 wrote to memory of 3048	2584	AcroRd32.exe	94
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 3824	4772	RdrCEF.exe	95
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96
PID 4772 wrote to memory of 2356	4772	RdrCEF.exe	96

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.05c497ecb772992a263de5fbde162cf0.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:2584
- 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:4772
- - 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=F32FEBA11C91931C47FFB1E2C7ECBCC1 --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=F32FEBA11C91931C47FFB1E2C7ECBCC1 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3824
- - 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=78ABE7861FF68BD5E063384FE59341B4 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2356
- - 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=23B1EB1741458F22F652FCBBC3DFF87A --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=23B1EB1741458F22F652FCBBC3DFF87A --renderer-client-id=4 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3312
- - 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=975CAFFE6E7B71E496CDEE09D69FD27E --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3896
- - 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=C074D740B481A152ADF6E84D25734356 --mojo-platform-channel-handle=2688 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4228
- - 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=752C5862CA588EF3D5E3AA76AF306C00 --mojo-platform-channel-handle=2756 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4756
- 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:3048

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
9e562f54c6a038223d8b6df308580672

SHA1
887273dfbac013449842b10f00a89d4d7f8e1e3c

SHA256
886e45ee8d746c1563a6c53752931844f2ce4e92fa0949d1d578d11b3c765f69

SHA512
b60d10f7ba281d4d706f128142185a6e3bb5e99259bebccc3dfac65cc8df92c8ba072f0a50dfc8a27e09e724979e8e7259cf991dec6b6a1677237dad2e48cdb4

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