Overview
overview
4Static
static
4BANK- GURENTEEN.pdf
windows10-2004-x64
3BANK- GURENTEEN.pdf
windows11-21h2-x64
3CVIL - ID.pdf
windows10-2004-x64
3CVIL - ID.pdf
windows11-21h2-x64
3DOC 2.pdf
windows10-2004-x64
3DOC 2.pdf
windows11-21h2-x64
3DOC-1.pdf
windows10-2004-x64
3DOC-1.pdf
windows11-21h2-x64
3IA- LETTER.pdf
windows10-2004-x64
3IA- LETTER.pdf
windows11-21h2-x64
3IATIA CERTICATE.pdf
windows10-2004-x64
3IATIA CERTICATE.pdf
windows11-21h2-x64
3sq-letter.docx
windows10-2004-x64
1sq-letter.docx
windows11-21h2-x64
1Analysis
- max time kernel
149s - max time network
141s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
02/06/2026, 03:08
Behavioral task
behavioral1
Sample
BANK- GURENTEEN.pdf
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
BANK- GURENTEEN.pdf
Resource
win11-20260513-en
Behavioral task
behavioral3
Sample
CVIL - ID.pdf
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
CVIL - ID.pdf
Resource
win11-20260513-en
Behavioral task
behavioral5
Sample
DOC 2.pdf
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
DOC 2.pdf
Resource
win11-20260513-en
Behavioral task
behavioral7
Sample
DOC-1.pdf
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
DOC-1.pdf
Resource
win11-20260513-en
Behavioral task
behavioral9
Sample
IA- LETTER.pdf
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
IA- LETTER.pdf
Resource
win11-20260513-en
Behavioral task
behavioral11
Sample
IATIA CERTICATE.pdf
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
IATIA CERTICATE.pdf
Resource
win11-20260513-en
Behavioral task
behavioral13
Sample
sq-letter.docx
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
sq-letter.docx
Resource
win11-20260513-en
General
- Target CVIL - ID.pdf
- Size 288KB
- Sample260602-dmv93ady6p
- SHA256 75f2d5090eb6f912575be889fc1fa551b6f795fa8568bd3d69396d0b566dbcf0
- MD5 36f74e61b2a75166cdd8eec9c48c8b82
- SHA1 73947280ea412fa5f71903753c29f8cc5b585083
- SHA512 5dff565a944340eb3f8ed12ca11dbdb39b440fa80738ef5607a3bfab653a20a033e1f03979a67138d5c89f7d70a281a99ec51c6c3e3ee0cf1fce108e1336d199
- SSDEEP 6144:JnqQy49mIFW6F/XJzrV1Nlyj5z87UVdS0X5yBG2Y/fPwNVMNsrX3NWdM:JnN9DWmPtrV1Nly9z87UVdS0X8BGB4Lt
- TLSH T19D541203980D877BE9D242DC95632E2D7B027B0F4E95B45C425A3D9F6FBCA848C9D0AD
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- System Location Discovery: System Language Discovery 1 TTPs 8 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AcroRd32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language RdrCEF.exe - Checks processor information in registry 2 TTPs 2 IoCs
Processor information is often read in order to detect sandboxing environments.
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 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2937465464-4167303362-2236413517-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION AcroRd32.exe - Suspicious behavior: EnumeratesProcesses 20 IoCs
pid Process 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe - Suspicious use of FindShellTrayWindow 1 IoCs
pid Process 4224 AcroRd32.exe - Suspicious use of SetWindowsHookEx 5 IoCs
pid Process 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe 4224 AcroRd32.exe - Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4224 wrote to memory of 4676 4224 AcroRd32.exe 89 PID 4676 wrote to memory of 4496 4676 RdrCEF.exe 90 PID 4676 wrote to memory of 1748 4676 RdrCEF.exe 91 PID 4676 wrote to memory of 1748 4676 RdrCEF.exe 91 PID 4676 wrote to memory of 4604 4676 RdrCEF.exe 92 PID 4676 wrote to memory of 2808 4676 RdrCEF.exe 93 PID 4676 wrote to memory of 3252 4676 RdrCEF.exe 94 PID 4676 wrote to memory of 2672 4676 RdrCEF.exe 95 PID 4676 wrote to memory of 2672 4676 RdrCEF.exe 95
Processes
-
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\CVIL - ID.pdf"1⤵
- System Location Discovery: System Language Discovery
- 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:4224 -
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=165140432⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4676 -
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=5E46114BD2AF1D49AEC1883328CD4558 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4496
-
-
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=AE1C0005DFFADE42A87B43E85A5A2D67 --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=AE1C0005DFFADE42A87B43E85A5A2D67 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:1748
-
-
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=F3D6B221ABC2C96D34B079EA0819E869 --mojo-platform-channel-handle=2292 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:4604
-
-
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=83BE8383377686A84A052316AC58E30B --mojo-platform-channel-handle=1788 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:2808
-
-
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=86C2A7A9DA165B1E9A53210DCC30DD8B --mojo-platform-channel-handle=1976 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:23⤵
- System Location Discovery: System Language Discovery
PID:3252
-
-
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=478998A20A2A879467CB8FF206C52EE2 --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=478998A20A2A879467CB8FF206C52EE2 --renderer-client-id=8 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job /prefetch:13⤵
- System Location Discovery: System Language Discovery
PID:2672
-
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
Loading Replay Monitor...
Downloads
- 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
- TLSH T178F21D566E241E3CCA9EC336340836C34D78023DACF3B762A58A719747AD181E37D6E9
- MD5 SHA1 SHA512 SSDEEP TLSH
- 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
- TLSH T1C94379DF2A348110CA0768BABD71771BB655D0BFC1C2F0A87AD68A1780B463CE775687
- MD5 SHA1 SHA512 SSDEEP TLSH
- Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
- Size 64KB
- SHA256 a6479159e71d15db415e3b0e4255abacd8536da8e8c9f5005244edf88c2ef880
- MD5 3c763628905c24e55b1b189f6a02cf4f
- SHA1 4234dab974451040962f1811e369f3b09715fdea
- SHA512 32e489b681a544e5d03fb8cdc7d70ad80759f951ec81647814a92984147117c18dd388d34260021b8b23fe6a534c01cd4b1bb91bc2f2c90a2bec464e9b7b5bc8
- SSDEEP 384:yezdThatELJ8SWvDTuGmQgZsLglKhubvGZsLRZh+vS4:G+eUZsLQCZsL3hUS4
- TLSH T1DF53CBDB26348040CA07A8BBADB5731BB662D0BFC1C6F1E87E858A1780F453D9775687
- MD5 SHA1 SHA512 SSDEEP TLSH