00835cbcef491e75f9ff3e55cdba53858ebc0cbef6c9e444b6548259bb30dfc3

Analysis

max time kernel
145s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2023, 08:56

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General

Target

NEAS.a6e7bfa75924fb641bdf7bdeaf4ae3f0.pdf
Size

130KB
MD5

a6e7bfa75924fb641bdf7bdeaf4ae3f0
SHA1

d9cae9a83a7be4db47cef703cba9f153b559759c
SHA256

00835cbcef491e75f9ff3e55cdba53858ebc0cbef6c9e444b6548259bb30dfc3
SHA512

548511509abfc6fcf45546dc21ded81f7e0ef43122aac23e614bd3267b5bda9f56e1c2524e0411379e9d818e4a310b3dc62ed359b576da7319e23a63678fca8c
SSDEEP

3072:U6jn6WRHa5XahjnvBmH7majZmfqQ+okJpG3eT:AKHAXKjnvB+mXfqnokJpWU

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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4988	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe
4988	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4988 wrote to memory of 4644	4988	AcroRd32.exe	93
PID 4988 wrote to memory of 4644	4988	AcroRd32.exe	93
PID 4988 wrote to memory of 4644	4988	AcroRd32.exe	93
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 2480	4644	RdrCEF.exe	94
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95
PID 4644 wrote to memory of 3712	4644	RdrCEF.exe	95

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.a6e7bfa75924fb641bdf7bdeaf4ae3f0.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:4988
- 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:4644
- - 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=0A43CEA9AC0C8BD8BCB6A92B3B42A4B8 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2480
- - 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=CE46995823ECDE84C96DAA6F87C9FBA5 --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=CE46995823ECDE84C96DAA6F87C9FBA5 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3712
- - 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=6867AC0E5AAF24C32B13255B65FC14EE --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=6867AC0E5AAF24C32B13255B65FC14EE --renderer-client-id=4 --mojo-platform-channel-handle=2180 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3552
- - 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=62B1DFD81485907326F4137641E2795A --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1160
- - 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=36C652E56CAEFCCEC7B4581A2168ACCE --mojo-platform-channel-handle=1988 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3816
- - 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=4D2391353E876F6C3728D84EB448A14E --mojo-platform-channel-handle=1900 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4084

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3516

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
72ef77d78b40c0c7fff09419479b2321

SHA1
75f5e8ed20b6f39e8f7c050933c604e773eb3553

SHA256
72a4d1b8095abc719e57b713de6e2ff77ac2c178c1ecaa28230b86a0ee8af19e

SHA512
4c9c2af950a02af5266d81a9310b588f720f356f55808ac09e4ed3ad7008b409f1dd39293ce58646a9041e909fee7cd0dc8b581f3a30655215c65b1db3f9dcd3

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