7b6e9f7dc4c217e5bc722dd0e14135d8c3a85e5d026b759d6984f275149f3a2c

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 03:41

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General

Target

669b6fcf7e3f53c335ede695cad078f6.pdf
Size

85KB
MD5

669b6fcf7e3f53c335ede695cad078f6
SHA1

7d8c4f3bb0047cf30d07e0c6cb0bb68bfc5fe30e
SHA256

7b6e9f7dc4c217e5bc722dd0e14135d8c3a85e5d026b759d6984f275149f3a2c
SHA512

c0ba8623d49b0551c7477e5c7593d63414946d14add020393c1fa1dada60b46888ae16aaee157b5633681c6aa564219641904b2693125c9dfddd4449ebdcd216
SSDEEP

1536:GItmTI1fcSY/1p4StBixhOnM3MqX1J02UO4bWxApOGzWNvXYLg/wipdv:Ep1nt0xhOn7dE3G+f6YL

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1972	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe
1972	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 724	1972	AcroRd32.exe	92
PID 1972 wrote to memory of 724	1972	AcroRd32.exe	92
PID 1972 wrote to memory of 724	1972	AcroRd32.exe	92
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1916	724	RdrCEF.exe	93
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	RdrCEF.exe	94
PID 724 wrote to memory of 1652	724	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\669b6fcf7e3f53c335ede695cad078f6.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:1972
- 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:724
- - 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=E6728587C1389B6EECE34E4E9415714A --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1916
- - 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=55EC1C14C092ECD22AD73BF576A8B210 --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=55EC1C14C092ECD22AD73BF576A8B210 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1652
- - 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=00FD929A5AEEFE3AB49508763FA90C6B --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2212
- - 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=0E69B2E7C2DAB1C83C0B6AB54695A5C2 --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=0E69B2E7C2DAB1C83C0B6AB54695A5C2 --renderer-client-id=5 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:920
- - 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=B22418F3936D382EDEED576991880E9D --mojo-platform-channel-handle=2696 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3264
- - 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=1BC9A0B8C0B84EC3FC96DD317C9FA64E --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3368

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:404

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
bacfc66f2063632ef46aa99d2bfb8474

SHA1
15227ff8c2e97785b9a30a5be4cfd8dcbdbf7a7a

SHA256
e1512c322e2fa79e80be13732c6342ed6bdf4e428e7c295ea80fb988b77e0d8e

SHA512
cb7ea5138b4741b1175013446051ce46a6c7c6b912c5d460be2675eae70f41651ddc4e94064b344a4edbceda2fbe70a1603b96fcca633d265080d1dd0098da45

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/1972-26-0x000000000AB10000-0x000000000AB31000-memory.dmp

Filesize
132KB

Download