594299f1367261722b739f9293723398af5c50e3140b5b7d319951b7a6e49777

Analysis

max time kernel
145s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30-12-2023 23:56

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General

Target

20c47ae4062d2a0d0107c3bd07dd7a88.pdf
Size

86KB
MD5

20c47ae4062d2a0d0107c3bd07dd7a88
SHA1

eb2f33ee95ea98cb5770460d4645a9f14b564e00
SHA256

594299f1367261722b739f9293723398af5c50e3140b5b7d319951b7a6e49777
SHA512

a07519f6b312177f86af72dd50e8327e02cac7208944181c7a0e3a220e115507e0a6f7fcc641880bb8af75abbac6b7dd465a67d6067c56fa49fbd392bc4f0003
SSDEEP

1536:dMCAPD5ZTRy6QG6xVRUZ8pJTHiEnT7Gvyq8l3U771WWy0Hr2SHnmKnMyihWUpO7q:rGDbo6QG6rLpdHxnT6QJUP11VHnqyikW

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe
1712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1712 wrote to memory of 2724	1712	AcroRd32.exe	91
PID 1712 wrote to memory of 2724	1712	AcroRd32.exe	91
PID 1712 wrote to memory of 2724	1712	AcroRd32.exe	91
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 1560	2724	RdrCEF.exe	92
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	RdrCEF.exe	93
PID 2724 wrote to memory of 116	2724	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\20c47ae4062d2a0d0107c3bd07dd7a88.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:1712
- 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:2724
- - 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=DFBF77469AB0E84E1BF85D12915D388A --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1560
- - 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=D306966BDC7A00596E840529BE1FE3CB --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=D306966BDC7A00596E840529BE1FE3CB --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:116
- - 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=069B4ED8788658725530B49D8C8E23C8 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2892
- - 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=A84C2FA8EFCB6E26E0D2ED10B4D2EF54 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1512
- - 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=0DF9589A9446AB5E61607ECAB11ED241 --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=0DF9589A9446AB5E61607ECAB11ED241 --renderer-client-id=6 --mojo-platform-channel-handle=2516 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5036
- - 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=3C28CB63B8A9DC05CD5DB8E2D4B67923 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4316

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1060

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
2889267f956789cb05306e855fe26461

SHA1
813c9864c2133f464890b2fe0f5a5d6a3eb61346

SHA256
e5190f04d1886b4757e50be0763cc05dbcf6559ffb5467baa4252d9b07daa5fd

SHA512
a0b21f0938abb04327977f350b51a594e535b311d4117e7da722d7cb448f6d5014ff0e2d698f94350145f474bfa9239a8ef7e51a993199455034fe57edee3a3a

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/1712-27-0x000000000BD60000-0x000000000BD81000-memory.dmp

Filesize
132KB

Download