9b35592774da1a46733e407904efd20674a1d640346c5efcf15824cd2c84b26f

Analysis

max time kernel
141s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20240426-en
resource tags

arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
submitted
04/06/2024, 08:36

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
FKB-METALL-Abrasion-Korrosion.pdf
Size 1.9MB
Sample240604-khwtcsba3t
SHA256 9b35592774da1a46733e407904efd20674a1d640346c5efcf15824cd2c84b26f
MD5 8c7a03c26fda6ed5c5ef0c737ba1b2c7
SHA1 9d27558f33e2382b30bff6925f4c53387c82cd8f
SHA512 38cba9cb320d8e66ffc83021a481cbae92bbb5d1bbbb6aa7afaf77c8d567f0620e619cb1b0b9e5641dbf0665f46bf6c126af14a36d5531290b702bb2549e873b
SSDEEP 49152:y1C+Vlgc56uUhFx6k6GYPwBUpPve45acY8QQSpA:y1C+ngE6n0k6Xvew5VQvC
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-540404634-651139247-2967210625-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1660	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe
1660	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1660 wrote to memory of 2120	1660	AcroRd32.exe	88
PID 1660 wrote to memory of 2120	1660	AcroRd32.exe	88
PID 1660 wrote to memory of 2120	1660	AcroRd32.exe	88
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 3860	2120	RdrCEF.exe	90
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	RdrCEF.exe	91
PID 2120 wrote to memory of 2344	2120	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\FKB-METALL-Abrasion-Korrosion.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:1660
- 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:2120
- - 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=A8407689F612ECF76DDF621C08B92F73 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3860
- - 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=D1D9090854C56C0BB28C28BCED174230 --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=D1D9090854C56C0BB28C28BCED174230 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2344
- - 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=455B5B60667D128C113F136D38BCEEBC --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2964
- - 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=C56FCCFBDDCCA3DB652E968ED309DEF0 --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=C56FCCFBDDCCA3DB652E968ED309DEF0 --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5116
- - 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=D0608AB7637071E64690B93C5A7D1BCE --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2328
- - 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=A8E88DD2216DA7AF3596846A6A0C0431 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3376

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3296

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 20ff010d052aeafffa25eb45a93b36416d3508328176b421b04116f829c523b4
MD5 ea703d3beed1552c0adda7b594f6dfe8
SHA1 b4315e6f2cd4247f4f2468e318b72cb415a747d5
SHA512 e0ed12b257c1714eecd95024e12f0203da56b46c189068604841fb9c4e86fd746efd9fd644812e2b5b439ee44052600c7166315632034038068ea2e97e6e5f79
SSDEEP 384:yeTdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:u+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

Submit Download

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

Submit Download

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

Submit Download