7eaeace42db23930d126471d3b29b97fb7d64db05cb3704955eac606652c2713

Analysis

max time kernel
147s
max time network
127s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
31/12/2023, 05:34

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General

Target

2a34ff3c643a1e7ca930f86d03954d06.pdf
Size

95KB
MD5

2a34ff3c643a1e7ca930f86d03954d06
SHA1

ad543011445881a293781ed6a2f7a893e3a23f5d
SHA256

7eaeace42db23930d126471d3b29b97fb7d64db05cb3704955eac606652c2713
SHA512

a122f2b9ea15de6a7a491bc7280dc8027b64523c881d80c94be9283fa65ea53966ce955329391132c2b3a77d5527517597d0c545181b7b293e9dbc70c33df760
SSDEEP

1536:wkIKkbOpJZY8rk+UymiOQwI/46wzRvQZZxs/WEWkNpOPn+citWwYC07WhWd:UKOEZYr+lmidvAZzNQZZ6/UP+ci87Wa

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe
2484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2484 wrote to memory of 3692	2484	AcroRd32.exe	93
PID 2484 wrote to memory of 3692	2484	AcroRd32.exe	93
PID 2484 wrote to memory of 3692	2484	AcroRd32.exe	93
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 5012	3692	RdrCEF.exe	95
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94
PID 3692 wrote to memory of 2696	3692	RdrCEF.exe	94

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\2a34ff3c643a1e7ca930f86d03954d06.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:2484
- 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:3692
- - 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=D9BCE544617F0A52F7EC26B8F431C599 --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=D9BCE544617F0A52F7EC26B8F431C599 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2696
- - 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=17673BA3B3F8532A3314ABC6115EE904 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5012
- - 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=E80B957E6B7C6FF5C00687F5B3DFD235 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4736
- - 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=F343F0EF5B98AB0DD599A91029A16AA2 --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=F343F0EF5B98AB0DD599A91029A16AA2 --renderer-client-id=6 --mojo-platform-channel-handle=2332 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4628
- - 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=0703A2A88793274FA0AAE6354089E3A2 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3204
- - 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=CA01C1B3CA321BF0B45D9BD6AB7C23C2 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:644

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4640

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
b1308d0b0a809b880aa30934eeddec52

SHA1
79250a2def94d6b45f124d1baa3e9072100759f2

SHA256
319497ee1c1fcb5422a576b464cf6745dddf2a07cb734028544447e6515ce8db

SHA512
022c3ea57fca06b052a5020ed613b37376656b09974c938e49f1fcb8cae2e8275047d6287307d3ba10b21f0b2277b848fb19a1d22f8fa5df098bc785049a827c

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit