ff2782ff1c85485f6f1cd8a050f7e390da3fabb6bb257f0dffb8a4aacd78fc56

Analysis

max time kernel
151s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 19:44

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General

Target

0220264d4ecc5d2ce23b3de419bce748.pdf
Size

92KB
MD5

0220264d4ecc5d2ce23b3de419bce748
SHA1

9c46a9bdbb8397230bb8d64927a7bc0c7ddd4dd2
SHA256

ff2782ff1c85485f6f1cd8a050f7e390da3fabb6bb257f0dffb8a4aacd78fc56
SHA512

27e9c58011a855e39b429a8d6bfe9e45b19cabf22040dcd670854ef1afa81ee8761e987b49150ea9d6a5f7be1bedb5d71f6f2047b0530cb21dcabe56250d0746
SSDEEP

1536:7bqVM5mkZbNSw0aJCLJfYtCMC3HuvsvOnR0OdAoV+te+L+jWr79+HK7WmpOSR6B:3oM5fNEPJfmCMC3A11AoVj+EKUSO

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-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
220	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe
220	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 220 wrote to memory of 3224	220	AcroRd32.exe	92
PID 220 wrote to memory of 3224	220	AcroRd32.exe	92
PID 220 wrote to memory of 3224	220	AcroRd32.exe	92
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 4028	3224	RdrCEF.exe	93
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94
PID 3224 wrote to memory of 2504	3224	RdrCEF.exe	94

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\0220264d4ecc5d2ce23b3de419bce748.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:220
- 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:3224
- - 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=6073A43411CB9B785561ACE06F092469 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4028
- - 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=C8A8A4BAAFC3F235209B3865ADE7E682 --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=C8A8A4BAAFC3F235209B3865ADE7E682 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2504
- - 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=329E055CD7975B59120F5218A634E076 --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=329E055CD7975B59120F5218A634E076 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3488
- - 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=535B3F07213F2875B2B202A4852C3E99 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1944
- - 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=D1718B6DF8E5D4ADDECD765FD8AE701D --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:392
- - 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=D2AD82F17C6CBCA44DFED2F96AFA1671 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2016

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1908

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
aede7aca9a3f1ec2c472d4972438f8b4

SHA1
172c822c4c95d357783bde01330b44921217ac6e

SHA256
332f5c20acd85c74be07b4c2cba0beb8a8e50953c9fd31654976a12c18702c50

SHA512
df1ecd06d9bde6217c14b4dd4827af21def0e620d5bd397291675569865fe2756868412c129f4dea08f47b853415b9b381cd58a946159da904ec295ca9ae3620

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