7a1a436d4f1bf99a93098a3110dafa4904ba290f8ae89f74798eda77aa35f8b8

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
22-10-2023 18:02

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General

Target

NEAS.e27534372405570f1bd20b9c166ef850.pdf
Size

33KB
MD5

e27534372405570f1bd20b9c166ef850
SHA1

91010050e5e93884c9d5b2b57a8f9e6faca60aa4
SHA256

7a1a436d4f1bf99a93098a3110dafa4904ba290f8ae89f74798eda77aa35f8b8
SHA512

8c1de93e8d3616d50297b90666ca10ffcd1d2a23c0ebf597afdd58e7c3dc163ef1db0ddf200e56e522d1bc62b3921144a5cb7e8be9888842ff307bcb247caaf7
SSDEEP

768:cZhRlGz1fHraFK/8iD0ZYom25BqFRl929+:cnApWFo8XgT29+

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-1-5-21-356073083-3299209671-3108880702-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3656	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe
3656	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3656 wrote to memory of 3440	3656	AcroRd32.exe	86
PID 3656 wrote to memory of 3440	3656	AcroRd32.exe	86
PID 3656 wrote to memory of 3440	3656	AcroRd32.exe	86
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 5116	3440	RdrCEF.exe	87
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88
PID 3440 wrote to memory of 1056	3440	RdrCEF.exe	88

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.e27534372405570f1bd20b9c166ef850.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:3656
- 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:3440
- - 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=FAB8443C62DB789AB1C9BC4E1795C1EE --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5116
- - 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=FE91DC2B41CE6E40076CC92F4CE4B586 --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=FE91DC2B41CE6E40076CC92F4CE4B586 --renderer-client-id=2 --mojo-platform-channel-handle=1800 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1056
- - 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=4A6E4E3BE7A84E2FBB75957F6BAFEA03 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3452
- - 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=5CCB69EFF1BC8CAFDDB05EFE9D8FD1F5 --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=5CCB69EFF1BC8CAFDDB05EFE9D8FD1F5 --renderer-client-id=5 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4812
- - 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=67B0B7280A3A96C3DE3013470136E948 --mojo-platform-channel-handle=2704 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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" --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=F9F4F989BE851B5C2EFF5F958380D806 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2152

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:5004

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
11808ab37071ca490f9287452819e50c

SHA1
82394f2d7c17a2322cf0d28c8f9205beea283e63

SHA256
f23cdefef712325f98cbfcb8dde3400aedbf61f8791c733bd57c7c3337751f0b

SHA512
195140b14ddf940ae13a65b141a5e1aab689f2fcc12c41fda6c9909a4b33815ccda255c13f7b73c84c98d8f8ce9f81a0f4f197946200f33e09a8850ca88cc27c

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/3656-34-0x0000000009CA0000-0x0000000009CC1000-memory.dmp

Filesize
132KB

Download