15b9aa06d60d073f6bb4b4a6918b73eed44c663d9aefb0c502d66bb9015c361c

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
06-03-2024 08:57

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General

Target

b7070d5e9cc74ee811918c267c09cfab.pdf
Size

35KB
MD5

b7070d5e9cc74ee811918c267c09cfab
SHA1

a2b0ca5ecad07df1250aaa23955e3d1eb12e1976
SHA256

15b9aa06d60d073f6bb4b4a6918b73eed44c663d9aefb0c502d66bb9015c361c
SHA512

077442af4da0ef6667170b214dec8076b87894db539eb1880de229cb845093934be9a3be669836c3e7c57ad1a077883068588ff4e35fb453327b017acffd6b9f
SSDEEP

384:qpo69OmjUVNXnO0F8QsPadcOd6mKfdYPwRfHMoDnd5XsCUSwZ+QzyV24UKtG3l+N:rMHieSsAcOhcL/89Nu24UKtws5XQa

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe
4280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4280 wrote to memory of 2328	4280	AcroRd32.exe	95
PID 4280 wrote to memory of 2328	4280	AcroRd32.exe	95
PID 4280 wrote to memory of 2328	4280	AcroRd32.exe	95
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 4288	2328	RdrCEF.exe	98
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99
PID 2328 wrote to memory of 1992	2328	RdrCEF.exe	99

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\b7070d5e9cc74ee811918c267c09cfab.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:4280
- 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:2328
- - 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=0FED1DD757DDE08D9D5295CD6EA8275C --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4288
- - 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=D7729FCAFF217CF0F6166FD8C65FC49D --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=D7729FCAFF217CF0F6166FD8C65FC49D --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1992
- - 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=59738CF24B9E3C85F39EC60DBAE4A45B --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1848
- - 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=D43F01A2C0930D5AB9C329A19036C5ED --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3148
- - 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=207A4D8F21879F349D37C02753A00FAB --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=207A4D8F21879F349D37C02753A00FAB --renderer-client-id=6 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4080
- - 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=50C86E57BB08C1B598F65BA1A210A013 --mojo-platform-channel-handle=2712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    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
c61a4c630a40f53e6237f0e145d561f6

SHA1
2c5c8654a1a7a5efdcc4b4f64826d30d44977f94

SHA256
2398d510a98e44d533e86c3e656deec51c5500b20095d720996173ee16f10763

SHA512
47940674ff7fcf9d5ca084fe13458b4dcf6f9144bb9dd2e271541f6c05a666a973ab4ddca9f173b5ff171bf2972a6739266fbf9b8f157a7602f6cf9bc6351b90

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/4280-28-0x000000000A700000-0x000000000A721000-memory.dmp

Filesize
132KB

Download