a6ac11a9365fc627dfa633aabaf745a85c418931c9d88d9a6b201bfdf1bfbc67

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 21:23

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General

Target

3d4c0323189aa2c2f227dfd41dbb2282.pdf
Size

117KB
MD5

3d4c0323189aa2c2f227dfd41dbb2282
SHA1

0a1a85c3fd560472075bbf7788fb3e8eaa418b0b
SHA256

a6ac11a9365fc627dfa633aabaf745a85c418931c9d88d9a6b201bfdf1bfbc67
SHA512

738e003e009448789d919f37907461698dc8df6e2e74511680c17888377b39d11decb4548f4cb51ca952e555f7dfdf28745e8f17cadcfc1e5fdf832d16d01cfd
SSDEEP

3072:b5vfHrS6FAYMFNg7xE5I4x7bR3eBpz591/GvzAUL+A+Ff:b5vfNGsF45N3GXgAUL+p

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1824	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe
1824	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1824 wrote to memory of 4808	1824	AcroRd32.exe	92
PID 1824 wrote to memory of 4808	1824	AcroRd32.exe	92
PID 1824 wrote to memory of 4808	1824	AcroRd32.exe	92
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 1072	4808	RdrCEF.exe	94
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93
PID 4808 wrote to memory of 5000	4808	RdrCEF.exe	93

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\3d4c0323189aa2c2f227dfd41dbb2282.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:1824
- 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:4808
- - 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=1CABC089363A180D81955BBD3475AC10 --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=1CABC089363A180D81955BBD3475AC10 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=B8901A42B9C826DBC5CA0B0B96070C77 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1072
- - 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=9D05CADCD9B2444D75BC1E202B15E063 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1396
- - 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=F626C6D202449C34AFEC23D874C7E826 --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=F626C6D202449C34AFEC23D874C7E826 --renderer-client-id=5 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2172
- - 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=F8A10BB80B4FA2A11BB73AC78FA9DC44 --mojo-platform-channel-handle=1804 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4568
- - 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=1788BB6CD96CD5DC89829C96A528C898 --mojo-platform-channel-handle=2780 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4812

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1784

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
f56aa40864aa15071d07bdf3e9055dd7

SHA1
e46455251e7e375132a577e6c5c8b1c305424ff8

SHA256
d5cbc040a9923bf3ae51812c514451f531c762d63ca309edb205adcfcb58df68

SHA512
2ff0a411be6d8a67ae56484161b8de0d861d67756b6b441b9c040326a22c04bee6f757bb6477ef5a1c2bcb9e2b84a0744de8ca83bc8c9e93c203c61ae4d1255a

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit