94c3f2521cf998f4975e6ae3f20fcd03b1b1f6b79de09777b3533938afc6e6d2

Analysis

max time kernel
145s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
28/01/2024, 10:08

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General

Target

7cd93b2de7c216eab3c2f330d8199ec3.pdf
Size

67KB
MD5

7cd93b2de7c216eab3c2f330d8199ec3
SHA1

9da22bfca38d0ead3a702f170b81c6c9de1a6c93
SHA256

94c3f2521cf998f4975e6ae3f20fcd03b1b1f6b79de09777b3533938afc6e6d2
SHA512

bf233181726d170532e9e9818e4ecb50f8fde110ee6827551ee5942d611143b41926fe9a0c23b1ae36c0f4da86ae80fab186530e939c2d08d01ddd1e51ead73a
SSDEEP

1536:+2HIcjaWrj0mkMRdj5zy8eY+Eu9+PpnwZ499F4dMNnfMfDZRNBENK2c:PHIcjhjfVRdj5z3eY+Eu9wnTPmM6ZRjD

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

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3800	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe
3800	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3800 wrote to memory of 4084	3800	AcroRd32.exe	89
PID 3800 wrote to memory of 4084	3800	AcroRd32.exe	89
PID 3800 wrote to memory of 4084	3800	AcroRd32.exe	89
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 1936	4084	RdrCEF.exe	90
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91
PID 4084 wrote to memory of 3592	4084	RdrCEF.exe	91

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\7cd93b2de7c216eab3c2f330d8199ec3.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:3800
- 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:4084
- - 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=40924727E0825F47D14FAE7863834EC4 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936
- - 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=1CB51FADDE132538714A8144B33277C5 --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=1CB51FADDE132538714A8144B33277C5 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3592
- - 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=402DD9D9FB09C84DB314EB01304901B9 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5004
- - 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=F9371EDDA08D9A768C7D25D2CD2B1671 --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=F9371EDDA08D9A768C7D25D2CD2B1671 --renderer-client-id=5 --mojo-platform-channel-handle=2432 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4576
- - 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=C968D42C1ECFC2158E2C2B0F1D4F4D23 --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3312
- - 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=9C252F31BEDE536656DB9B054599974E --mojo-platform-channel-handle=2820 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3716

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4920

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
4da9c9fa912dc5ce18704327fa8904fd

SHA1
6bbd96e9516bcbdb7316616b24826cd2e56053df

SHA256
f8d2f1da42fe7918a4fbc343d4a0fc76e3e6f37e31b11a4ce9272f90efaae396

SHA512
4b9259cad4d2165b210b75cf99a7b518add5fbb0483971c96a740d95b2bd3d714ebdd83f2537f4c2d8fd36be967e366481407af8e92ad249d861231754faaba4

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