24e2f1af31c0088b8604caa1fdc00dbad4b199b61a02614968bf0f123cc06cdd

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
29-12-2023 22:50

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General

Target

062046e1e9bef603209a5afbb53fa6a7.pdf
Size

86KB
MD5

062046e1e9bef603209a5afbb53fa6a7
SHA1

37475a83460c221225efb0be3d721b4c7cf4a3a6
SHA256

24e2f1af31c0088b8604caa1fdc00dbad4b199b61a02614968bf0f123cc06cdd
SHA512

72f3bcf2b64fbe5c1da78e87c1dd3b6f5130e28281103522d25476be1dd9d49058a660e9bdbbca65c28628dde8acf30fe83081271103cdaa1d868bfa3f2c1d3f
SSDEEP

1536:TViduhgXYPKbFpvQrn9Es6297HKGwP+RUFKWZWypOlWWxJJnYJ3S6R2fCtXq:RiiXPAa9w29OGTlDc3Wf1

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
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3964	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe
3964	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 3956	3964	AcroRd32.exe	92
PID 3964 wrote to memory of 3956	3964	AcroRd32.exe	92
PID 3964 wrote to memory of 3956	3964	AcroRd32.exe	92
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 4216	3956	RdrCEF.exe	94
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	RdrCEF.exe	93
PID 3956 wrote to memory of 3440	3956	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\062046e1e9bef603209a5afbb53fa6a7.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:3964
- 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:3956
- - 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=0751CFD0435D572B3E43DAB4B67F728D --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=0751CFD0435D572B3E43DAB4B67F728D --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3440
- - 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=113E0985A02F1F021B7C258FA582F172 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4216
- - 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=825D2D5D1FF24F22DC788AF6566D40FA --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4884
- - 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=A8CC113BB6C9FDAEEA9D398C502561BC --mojo-platform-channel-handle=2416 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2064
- - 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=D589F7F46E2A87FBD9FAEDCB8A8DC16C --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1736
- - 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=F2F464FA038407FE9D0544FD32DCD58C --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=F2F464FA038407FE9D0544FD32DCD58C --renderer-client-id=7 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2932

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1208

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
74afb3a525943b4dc475e5cc1d3dd02a

SHA1
174339f9dd0da58d9f386cf6f0f93c9a8bee4db4

SHA256
f6688b0b8bc3da6a363b9a2f80bcac2322fae93a9f9e0797481c975b01ef235b

SHA512
331503b4711e99aa20c3a0d28cbfe916282e42d543e8a38a5dee3d83b59801a3bb286015705bfef54441f533f8bc03cb4fddc108c9f829d1e26b2b37cf358595

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