7ed850c542b958f2a73de11d2daa2baba3c8cc34cc367fb80f5945635279d34c

Analysis

max time kernel
150s
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
28/12/2023, 21:54

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General

Target

fae0217bb45037618c852f6b42b4bc6a.pdf
Size

67KB
MD5

fae0217bb45037618c852f6b42b4bc6a
SHA1

67492fde9c30b95a38ea856e06b45c1449b43f29
SHA256

7ed850c542b958f2a73de11d2daa2baba3c8cc34cc367fb80f5945635279d34c
SHA512

f2536f874f45d172dc231b5d26ff124bde0378a5473625924b4207c67c4c0cdbed611ae5e5bb9a0185bb43d686c8617d7eb67dfe136340435f78d35e7b9e6fd6
SSDEEP

1536:VxwFock6OKnT70bhyGyq+oc8JqvSCyox1AaYQxSJDaSoVGr:4FocfOSvhtq+oc8JqvSC7YCGr

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe
3212	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3212 wrote to memory of 2968	3212	AcroRd32.exe	94
PID 3212 wrote to memory of 2968	3212	AcroRd32.exe	94
PID 3212 wrote to memory of 2968	3212	AcroRd32.exe	94
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 1040	2968	RdrCEF.exe	96
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95
PID 2968 wrote to memory of 4588	2968	RdrCEF.exe	95

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\fae0217bb45037618c852f6b42b4bc6a.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3212
- 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:2968
- - 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=7EAF3A083F12C00DC8AC09B6EBCD5DA7 --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=7EAF3A083F12C00DC8AC09B6EBCD5DA7 --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4588
- - 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=65B21E63C653E5C39B2FA77193E29343 --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1040
- - 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=7252FB522238F9ACC4C40945693A2E9C --mojo-platform-channel-handle=2272 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1524
- - 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=F8B1B7EB2C49FDFAD703746312230A23 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1740
- - 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=4FCBDB2D1EDA800DEEB4AF5E9A2BD638 --mojo-platform-channel-handle=1872 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1520

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3652

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
7c672e578336e44edc3385568d9c3a87

SHA1
1566713cfb9af76599cb8b7fe17c6a4f5e268820

SHA256
cf1e6b4dcc4b0db7f508027f78942b45d1181f1e34efb224bfa677cc14c05ed5

SHA512
64fa11c40201e7c3956ddec63fd5e99abc25387d3a1559f9e9634f7f61afb148085a395ba9b639d909c0d99aef208519f067d1e524658f77c88f3489a72b10fa

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit