b19edf0581b0d868964feff012c6bf2b81abbfa453d023d2ce3c6f641cad5d17

Analysis

max time kernel
52s
max time network
59s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 09:04

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General

Target

Invoice Nr. 24V200850.pdf
Size

161KB
MD5

beb67a95af2f406d76ad2e84ebf69238
SHA1

0e3ea18109aef528fa1d830f5c094507024687c0
SHA256

b19edf0581b0d868964feff012c6bf2b81abbfa453d023d2ce3c6f641cad5d17
SHA512

c5a1c78c9e0257cb70e9acb29f00d73f9fd584a3fa7553813c3ca52ba456147178859d812ded327c9bbb60d11e68c7b1b635dfe8491f16df36a840b8978c7eb7
SSDEEP

3072:m5maLHKE6ybz712dNQUnxvnqQcXbwUnt+WCx2Q6s+87hI5kQGQqW7l74:PazKE6ybn12LQUla8Un0rx2++31qWu

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-1-5-21-609813121-2907144057-1731107329-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2844	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2844 wrote to memory of 3404	2844	AcroRd32.exe	92
PID 2844 wrote to memory of 3404	2844	AcroRd32.exe	92
PID 2844 wrote to memory of 3404	2844	AcroRd32.exe	92
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3152	3404	RdrCEF.exe	95
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96
PID 3404 wrote to memory of 3520	3404	RdrCEF.exe	96

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\Invoice Nr. 24V200850.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:2844
- 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:3404
- - 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=47876BDD6B8F512F90B4A5E54BEB1360 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3152
- - 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=AC0C02D5DCC865A4A280B881DD6B381B --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=AC0C02D5DCC865A4A280B881DD6B381B --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3520
- - 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=3429280280D075C40CCF8DABEB16F975 --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=3429280280D075C40CCF8DABEB16F975 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2540
- - 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=330B07B7BB58EF66CD614A1FCC6662F7 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4140
- - 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=40463F0E23C6770EC706691EA2AEDB3E --mojo-platform-channel-handle=1832 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3424
- - 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=7FFA2CE946BB8A22B02E1DB7D050E6E5 --mojo-platform-channel-handle=2040 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1688

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1072

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
3b176613cb91e5a8eb901b2afd733e1e

SHA1
5485047dcb154b5e3068a6b83c922e3390645c21

SHA256
16a45ce8aac07bc0cd7f64e8ce7b6f8038d1d8fa3b6f6b0115e7b8720bc0cfa4

SHA512
f4b6ab4ae802437ad23fb29854db49d6f199d463b1637607259c7e241b82b5043c94c721f98cd32a9273429a16d6c85a5b824ee045de0f0fc62643f0e28e70b1

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