46c9c6f74dd0ebcaccbf4ae537be8c017ebdc3833cae769c160f5ebe982b92ec

Analysis

max time kernel
149s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15-03-2024 14:26

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General

Target

cba50b809fd54920cf365efa08c0dbe9.pdf
Size

35KB
MD5

cba50b809fd54920cf365efa08c0dbe9
SHA1

a9c1422109fdbb37e1eee0178dd0a9865524ba5f
SHA256

46c9c6f74dd0ebcaccbf4ae537be8c017ebdc3833cae769c160f5ebe982b92ec
SHA512

8e8b53fcd9c71c14b87a1fd0dbc616562ecb3a68d1f1c166d4e99f270441ca2c741fea2a3614111cbd05f58848dc9cfabf69d0ba057e949219252a5610161c1a
SSDEEP

768:+RHjfRvT7C+xcwoL6Ox/67tLJKjh945/x8i+qD3Z7OYCQ8GmS:em++woLH9YtLsavXD3BOYCFGmS

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 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

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2624	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe
2624	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2624 wrote to memory of 2440	2624	AcroRd32.exe	94
PID 2624 wrote to memory of 2440	2624	AcroRd32.exe	94
PID 2624 wrote to memory of 2440	2624	AcroRd32.exe	94
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 3512	2440	RdrCEF.exe	97
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	RdrCEF.exe	98
PID 2440 wrote to memory of 2528	2440	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\cba50b809fd54920cf365efa08c0dbe9.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:2624
- 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:2440
- - 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=F3F178BCB946AF4E5535987DBCF59DD1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3512
- - 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=C03FB71C1CE4FDDCA9A017B0D4909007 --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=C03FB71C1CE4FDDCA9A017B0D4909007 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2528
- - 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=685EBDD4D11041FDF6C4F87CEE18615A --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4904
- - 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=75A7FAA22582159E4EA4F9C502C18D1A --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=75A7FAA22582159E4EA4F9C502C18D1A --renderer-client-id=5 --mojo-platform-channel-handle=2352 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3128
- - 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=851A3325B4FFAFDF99BF12AC51B5150D --mojo-platform-channel-handle=2364 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:464
- - 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=40A0EAF8C38DC22C7F8AC57DCB5149A5 --mojo-platform-channel-handle=2548 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4412

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3960

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
949665a04ceb369bf156c8b6e5100ab0

SHA1
4adc4bec154bd07b6c00846aa07506b4697edf54

SHA256
95080ced03ec83ad796f91d82833b14c06e033088d9eb0993646035d37a28b9d

SHA512
b8e71bdaba56926cbaa9f9e6975cd2ea838ea4d3a86ab52f2d0f3a39daca78c61af071e7b3ee821aac787c01839e7648af698a16c39fb73ea8a79978d47d3930

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
memory/2624-26-0x0000000009B00000-0x0000000009B50000-memory.dmp

Filesize
320KB

Download