0dd6d44ab3ff20a6bd57b9fc6e104a869459721bcad906f2ab759a6ede4c7b9f

Analysis

max time kernel
90s
max time network
152s
platform
windows11-21h2_x64
resource
win11-20240508-en
resource tags

arch:x64arch:x86image:win11-20240508-enlocale:en-usos:windows11-21h2-x64system
submitted
19-06-2024 19:09

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General

Target

caution.bmp
Size

4KB
MD5

29158633ef078d5d4ae7d1c76165a0a9
SHA1

ca11e48feea3c1e05695c8d3431f48b91a6dc366
SHA256

d9461c3292a2283eadc730e2eaefb42a4eac2c48b98397bad0f7b918c86f3893
SHA512

7133e87d3edfcfa17dfbd4d6cb15967c4ac90797217793f883ed7f516c2f3c441a18edd592cb7631c6d53bbd1cd087975af66f81c0bd23c7db96d86fb67a02ac
SSDEEP

24:604kx+MonL76kmNu9Td0GRlepX3si/raGm6hofPoqQakEeee9mUe8A/L/dT/pTjj:34kUlOFg9pLi3R2Gu9QVEemBfDdLpsMX

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

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

Processes:

AcroRd32.exe

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

Processes:

AcroRd32.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Modifies registry class 2 IoCs

Processes:

cmd.exeOpenWith.exe

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000_Classes\Local Settings	cmd.exe
Key created	\REGISTRY\USER\S-1-5-21-3433428765-2473475212-4279855560-1000_Classes\Local Settings	OpenWith.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

AcroRd32.exe

pid	Process
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

OpenWith.exe

pid	Process
220	OpenWith.exe

Suspicious use of SetWindowsHookEx 32 IoCs

Processes:

OpenWith.exeAcroRd32.exe

pid	Process
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
220	OpenWith.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe
1032	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

OpenWith.exeAcroRd32.exeRdrCEF.exe

description	pid	Process	procid_target
PID 220 wrote to memory of 1032	220	OpenWith.exe	79
PID 220 wrote to memory of 1032	220	OpenWith.exe	79
PID 220 wrote to memory of 1032	220	OpenWith.exe	79
PID 1032 wrote to memory of 4808	1032	AcroRd32.exe	82
PID 1032 wrote to memory of 4808	1032	AcroRd32.exe	82
PID 1032 wrote to memory of 4808	1032	AcroRd32.exe	82
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 3144	4808	RdrCEF.exe	83
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84
PID 4808 wrote to memory of 2192	4808	RdrCEF.exe	84

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\caution.bmp
1⤵
- Modifies registry class
PID:2180

C:\Windows\system32\OpenWith.exe
C:\Windows\system32\OpenWith.exe -Embedding
1⤵
- Modifies registry class
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:220
- 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\caution.bmp"
  2⤵
  - Checks processor information in registry
  - Modifies Internet Explorer settings
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1032
- - 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
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4808
  - - 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=AD5A8884314B531544F9582B4986CC57 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:3144
  - - 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=D8DC6E36644437A50D183B315107085C --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=D8DC6E36644437A50D183B315107085C --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
      4⤵
      PID:2192
  - - 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=6DA4C2997DFEC6804E53811AD8A9C4F2 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:2580
  - - 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=A31E46D1A7CFB9A840A8B104D478DD3F --mojo-platform-channel-handle=1908 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:3604
  - - 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=A93B72178851FDB7927EC349B38D6D9D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
      4⤵
      PID:2408

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3736

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
7a9e9fd48e6e91f97b9503a359f52d72

SHA1
6dac608fd4e4d72b12c49520492f36dd2d199813

SHA256
3961c20dbdbd95aa99c9a1d09eabd4a95a16f84a3ab30c61aa6034ba6815a629

SHA512
0dc59f5593f7560b21954f67bdad00aaaecafb07a3b8277eb3b410834a37fa76a4b7d4d29a02dce192851aea94db61e900e88e23d4b88ea81c1a77730bd2da13

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