002fc2a41c5d96455a68035bf9c6c285c0b977e1d246e7022ecda64673879287

Analysis

max time kernel
148s
max time network
134s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
04/11/2023, 14:28

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General

Target

NEAS.901d26aa36ca0d668196fb399b05bcf0.pdf
Size

849KB
MD5

901d26aa36ca0d668196fb399b05bcf0
SHA1

1f175eedff59d1748d0f9eb6f824d0f5f896b857
SHA256

002fc2a41c5d96455a68035bf9c6c285c0b977e1d246e7022ecda64673879287
SHA512

ee32657829de35ff5dc61979572bf26e70283ff6bd7c7c5b7e46a139b3c55e4b82a30154cefcc28f49cbbbf44f6e81751c416132ee61d9a0a9950ff7c19485e1
SSDEEP

12288:SQiOU/B5H1CoSr7OAM8VRLMzonOrgHUGo+r2BTEisxEs2xeiFFfZxuzmSd:gOUp+Pr7OAM+Rwzod2BTErEs2dvny5d

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-1-5-21-984744499-3605095035-265325720-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5108	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe
5108	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5108 wrote to memory of 1776	5108	AcroRd32.exe	94
PID 5108 wrote to memory of 1776	5108	AcroRd32.exe	94
PID 5108 wrote to memory of 1776	5108	AcroRd32.exe	94
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 2100	1776	RdrCEF.exe	95
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	RdrCEF.exe	96
PID 1776 wrote to memory of 1860	1776	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.901d26aa36ca0d668196fb399b05bcf0.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:5108
- 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:1776
- - 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=6C6EEE314C550D4FA8ABABB42BEF833C --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2100
- - 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=644D7CC24601DD73605A1D180A09DC3A --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=644D7CC24601DD73605A1D180A09DC3A --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1860
- - 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=81CB2C03BB413516099A78F42EFDE25A --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2292
- - 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=BE4CDC2E2FB0D011095EFA6CE82891DA --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=BE4CDC2E2FB0D011095EFA6CE82891DA --renderer-client-id=5 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4472
- - 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=A6F526D709891D75057F5A83A0D50F53 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3584
- - 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=73CBDC88514871DD16624E96288B2BC3 --mojo-platform-channel-handle=2372 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4684

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3060

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
9608a10615cd6a4f70319f9896bc0ebb

SHA1
5ff4f6919f41e7a2db85c2bdb4fe6d3915719439

SHA256
76caeb006ff5a4bdb643cca6c9173bbaeaa167add7a727c93c4352336159e825

SHA512
92423051ddba6d9d19c46449628dd0901e10454dc1abe762ce39eab5449bd76b0e448769733489d1fb37cd1618460a7dc8d2e383ac841c91eafa17a95b0d3780

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