3a97fb4c49e850dc8ffeb693aff5db4442b70c9c98492e720567bdbec452f9fc

Analysis

max time kernel
150s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 17:09

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General

Target

fbc3420c80ada585f003d909120ae0f1.pdf
Size

77KB
MD5

fbc3420c80ada585f003d909120ae0f1
SHA1

18c383a4417ebfa45f224d53868d9c3f67c246d1
SHA256

3a97fb4c49e850dc8ffeb693aff5db4442b70c9c98492e720567bdbec452f9fc
SHA512

13f475aa0f5b1099082d28a553679b52957005e0542e54543df5d4b01b31f92111fa8956e081d9b85e872c9b2d93f37a56e7dc8e4838839bb33c09d4882035a5
SSDEEP

1536:U0byqBJ9WQ3h8DxFv3mFEWcJ/886gqQWgOm3RSuBWOpOaZC8vRh+V7ucwF:5OEWDDudcJ/886g1OmMu6aZCZc

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1432	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe
1432	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1432 wrote to memory of 1684	1432	AcroRd32.exe	91
PID 1432 wrote to memory of 1684	1432	AcroRd32.exe	91
PID 1432 wrote to memory of 1684	1432	AcroRd32.exe	91
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 3472	1684	RdrCEF.exe	92
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	RdrCEF.exe	93
PID 1684 wrote to memory of 4704	1684	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\fbc3420c80ada585f003d909120ae0f1.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:1432
- 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:1684
- - 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=005204794FACB5336590FC2872B5D6E3 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3472
- - 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=0ACE707B1C3B9A566E20FBDF6723F1F5 --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=0ACE707B1C3B9A566E20FBDF6723F1F5 --renderer-client-id=2 --mojo-platform-channel-handle=1812 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4704
- - 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=9C2DDBA38B54069956BD4C7D04A07864 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4824
- - 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=374913D433071C4A73D0B44E37F2E653 --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=374913D433071C4A73D0B44E37F2E653 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4000
- - 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=814EAE8BC2D0E86F2C0D50EC2F0437FF --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=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=28224B286DD5E1D9A5C3ADCBFA710622 --mojo-platform-channel-handle=2504 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4548

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
6f69c6706d5e846f6fdac02875148247

SHA1
f86d6fdd0ba6aa957e10872a2845aab0f056c826

SHA256
a207117519f28a876a9a4c8368e733b874c671ab9d5eec94b6fbd2e4074166a5

SHA512
0469b6816ebcc0430890e23db71866909f7cb48541482a9b8c7da051b8bc4348c3533967ebd1baecee9f1b428f0b5ea4a5250dafbf2ee038c0f0c99675942660

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/1432-28-0x000000000B200000-0x000000000B221000-memory.dmp

Filesize
132KB

Download