476a1b997041c9e1c31acdb3b0b33129e1e205929ba9ac872649f81119bd8325

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24/12/2023, 15:02

Sharing

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General

Target

02c26fb8282d655fc0c516da503591a2.pdf
Size

60KB
MD5

02c26fb8282d655fc0c516da503591a2
SHA1

1bfe5b07a2c050d7868e14de02ad685ec2efd3ee
SHA256

476a1b997041c9e1c31acdb3b0b33129e1e205929ba9ac872649f81119bd8325
SHA512

c452c46ffcbe5a9a4790ab2d8ee49851b410a4cea3843e6e91b32ac035e8a1909bc25d1fcde4684ebbceade7e7a1aef9f5d2d2e6a6342e703b6001d7f3ecc64c
SSDEEP

1536:6VaF74mu35O+GGW3JmpNzhecaHoHdZusSZSShZBDsrW:m84n35ltgIrusSHlDd

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
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3092	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe
3092	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3092 wrote to memory of 1592	3092	AcroRd32.exe	94
PID 3092 wrote to memory of 1592	3092	AcroRd32.exe	94
PID 3092 wrote to memory of 1592	3092	AcroRd32.exe	94
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 980	1592	RdrCEF.exe	95
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96
PID 1592 wrote to memory of 1708	1592	RdrCEF.exe	96

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\02c26fb8282d655fc0c516da503591a2.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:3092
- 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:1592
- - 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=0E11C175525D33DAC692FF2529CA25E9 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:980
- - 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=4179F9CB4A1F3CEE00A60CDA8B914032 --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=4179F9CB4A1F3CEE00A60CDA8B914032 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1708
- - 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=DA57D530FADB21083AF855CEA7D151F1 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3196
- - 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=53EF12440D40EECF1E193215B28307A7 --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=53EF12440D40EECF1E193215B28307A7 --renderer-client-id=5 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:680
- - 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=84934CAD9EA2ACA78B2AB9FCF12BB02F --mojo-platform-channel-handle=2708 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2456
- - 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=F3FCBC854AEB63D9E0193F96E0D7D369 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:552

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
803101716e42cec37a3293462b5fc284

SHA1
1786b04bccea446f8fdf1fe312f2a4c32d1cf0bd

SHA256
aff6115813be5042731ef4cdc89aaab0d4df94cebc0a292e380d526d4773bd6f

SHA512
0a7d0c98f8236562553e4fcf0e2010f29b3d886972bb63fce419be87916c615b63b371d9be4bbfe8a51735f204d9d1814a826faa569a6d7ab18354ab37793088

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/3092-26-0x000000000A6F0000-0x000000000A740000-memory.dmp

Filesize
320KB

Download
memory/3092-28-0x000000000A6F0000-0x000000000A711000-memory.dmp

Filesize
132KB

Download