12f4ec254bb54da32ebe5dd3a8a8adaec9457bd494d56823ee8b4a97c9a88af3

Analysis

max time kernel
157s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 15:23

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General

Target

e1fd90ae048db483256df281a8bfdd4f.pdf
Size

87KB
MD5

e1fd90ae048db483256df281a8bfdd4f
SHA1

60da347e77246d54f680660eecad65ad15f64143
SHA256

12f4ec254bb54da32ebe5dd3a8a8adaec9457bd494d56823ee8b4a97c9a88af3
SHA512

52f323a9e2d8051a1f4cb15fb229300d58d94a28f4de76bcb35df4f3efedccd775d68094d8700c23f9ba15831acbb19a60bee243e2530f506f9417c71f45c24d
SSDEEP

1536:gyGqHIJej+zwvdc+9k00KVtvFnJW5VwwuTLTz3wuXkT2WIy9HtyeehrbCDWUpO79:NGqHI9ud/XVJFngww0L3AGkl9NuC279

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-1-5-21-557049126-2506969350-2798870634-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2972	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe
2972	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2972 wrote to memory of 4052	2972	AcroRd32.exe	94
PID 2972 wrote to memory of 4052	2972	AcroRd32.exe	94
PID 2972 wrote to memory of 4052	2972	AcroRd32.exe	94
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 1388	4052	RdrCEF.exe	96
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98
PID 4052 wrote to memory of 2572	4052	RdrCEF.exe	98

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\e1fd90ae048db483256df281a8bfdd4f.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:2972
- 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:4052
- - 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=D97AE50906BD8206F99C6461E7B44333 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1388
- - 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=0A3B63C5444D881D47F7B97940A6B1CD --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=0A3B63C5444D881D47F7B97940A6B1CD --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2572
- - 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=31C5C2B301F04D50D5DB7B79A92AD779 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4228
- - 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=B5C9010C3DABB9EB6BCB220F9F89646A --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=B5C9010C3DABB9EB6BCB220F9F89646A --renderer-client-id=5 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1712
- - 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=6ED486D8F723DA46C76BB8B82F18FED2 --mojo-platform-channel-handle=2580 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1604
- - 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=BB2581B14EEFFF24B0A60F76A040A2FF --mojo-platform-channel-handle=2376 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4760

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2468

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

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
2870b64cb8cc7e453b79726b68c704c7

SHA1
f377a15a2f08aedd0b81aaf834a2b5655a7026f4

SHA256
f5530e09ee673e667e5c2b42962e55c23171b9d750bfd9049a9cb928093239cf

SHA512
63c45c6d455743f7a34548fe7eca3c9abb9b45e7ba5e24ece7b46ed2c8f03912ecba8265c21435b0ca5c03e24a7eba33af77b2da7da9fd2f89add2308b40bae4

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