533e74eddf0013bf2854af66ce36841e78b4f444a339a72d0e13c842b5b03043

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231023-en
resource tags

arch:x64arch:x86image:win10v2004-20231023-enlocale:en-usos:windows10-2004-x64system
submitted
23/10/2023, 18:59

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General

Target

NEAS.3d84183f5c3c6994efaf6d076467d4e0_JC.pdf
Size

55KB
MD5

3d84183f5c3c6994efaf6d076467d4e0
SHA1

4728d86e8150dfcb889ac12a5827a6c8aa31f48d
SHA256

533e74eddf0013bf2854af66ce36841e78b4f444a339a72d0e13c842b5b03043
SHA512

636d2c8a0feb1233388e92474e836c8d63d312793ddf9605e5894b87e23d2be559870eedd23a24f62a0a19b9276dd49e0ba6a96eacd2b13e1b81505e87690fb5
SSDEEP

768:kuzdNIggou41dMV+foYlP13fuVuGA4gtx8Q6gOjeJciRlJ:HzIW1dMV+foY5DBX/PxcifJ

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
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3504	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe
3504	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3504 wrote to memory of 4428	3504	AcroRd32.exe	80
PID 3504 wrote to memory of 4428	3504	AcroRd32.exe	80
PID 3504 wrote to memory of 4428	3504	AcroRd32.exe	80
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4692	4428	RdrCEF.exe	81
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82
PID 4428 wrote to memory of 4468	4428	RdrCEF.exe	82

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.3d84183f5c3c6994efaf6d076467d4e0_JC.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:3504
- 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:4428
- - 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=AAC8D356A2DFC2C47BB59B206F08E4DA --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4692
- - 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=F345C351A06D13863298DE0513D94E1B --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=F345C351A06D13863298DE0513D94E1B --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4468
- - 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=0B761A8379170511258750C0404AFB58 --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=0B761A8379170511258750C0404AFB58 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4328
- - 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=993635694D53555F0831EAE02A274951 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1336
- - 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=4BC09D01C95022945A100077C1D0F8B6 --mojo-platform-channel-handle=1840 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:212
- - 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=0D81AD8EDE10A5902529731472C52C8F --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3392

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:748

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
2386c04985d0930cc3084c28efbcc051

SHA1
1c07aa269d5b13b1230e704a17dd9ca309dc582a

SHA256
4d5743dc2e88fab69e840b8acce87e7522865f336f42eaea53bb9a3c358b3bc4

SHA512
0d8595f602dd631114c1498e343da27f632d69bd928749d3760cfbc2426f42a610a732c83f43635c92d9d128dc6552cd9cfbdc2efdf5d56e4f01e50d00507d0a

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