4cedbcfaac5451b801a04528f757604c39b10bab0021210ef526c84d1b9f5f10

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
31/10/2023, 08:57

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General

Target

NEAS.adc24bdfcca3a9219475421d79151740.pdf
Size

42KB
MD5

adc24bdfcca3a9219475421d79151740
SHA1

48c52007eb64e05c583df483a88e19ae88319e25
SHA256

4cedbcfaac5451b801a04528f757604c39b10bab0021210ef526c84d1b9f5f10
SHA512

b14a816401c4d3271a1bb93530b25d1ac4534b5a119043e8e920262150762d16b7ef129fab6ffda6a2ee97e44a22ae45980bbcff15a2fc940be25282edeeb95d
SSDEEP

768:OHGLsY1cKeEUUG8cls/IapOpTSu01Lb2ImNmkXQRJ1BHg1GTCLz7zPtsPsGLMetP:7gY14EZVD/IapOpTSu0RFfG1tLznPtAv

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-1-5-21-2231940048-779848787-2990559741-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2836	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe
2836	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2836 wrote to memory of 2928	2836	AcroRd32.exe	90
PID 2836 wrote to memory of 2928	2836	AcroRd32.exe	90
PID 2836 wrote to memory of 2928	2836	AcroRd32.exe	90
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 3328	2928	RdrCEF.exe	92
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93
PID 2928 wrote to memory of 4844	2928	RdrCEF.exe	93

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.adc24bdfcca3a9219475421d79151740.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:2836
- 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:2928
- - 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=8F4B67748F5081D05D2E58320231D873 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3328
- - 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=72D3F3BCF3A53E1680B186635413AC04 --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=72D3F3BCF3A53E1680B186635413AC04 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4844
- - 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=3DA20B974C18E0D7EC0FCA8E4E65EF7B --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=3DA20B974C18E0D7EC0FCA8E4E65EF7B --renderer-client-id=4 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4196
- - 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=FBD5B3633CF0D12C4C5D37A6D0F1F21A --mojo-platform-channel-handle=2556 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2684
- - 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=654B5538B5DFD1E73759D8632F4AE3E7 --mojo-platform-channel-handle=1844 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2300
- - 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=BEC89EAD59F46D89149D52C2EC5CDA85 --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4680

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4388

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
b63f19dbcacf357a88c0901674e01457

SHA1
317c2b436e6c3a3dc4fd97926a58082dfddf79b1

SHA256
e2e7410f09199a82a069d5cac5c4cce557907e1a32e6ed9f4985c4263e477c72

SHA512
0f033dff48259337948b80bd4f33126ff3e60515edb1bcd4d10015e53e41e1c9741789840b420f1061fccd766b0ea1fbc3395722fd5ac7b4647c37e898789bdc

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