051756043204cdc6226eb0ee8369a87fd65478d1b1891725bb92397933424672

Analysis

max time kernel
141s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
23/01/2024, 23:10

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General

Target

70ce195b4838489f8dcbe8a3a3070740.pdf
Size

75KB
MD5

70ce195b4838489f8dcbe8a3a3070740
SHA1

d409ed43b83ae343251bce94fe04d87a34bb36e6
SHA256

051756043204cdc6226eb0ee8369a87fd65478d1b1891725bb92397933424672
SHA512

198eac3c7375754730218a419b1759ccffb114b87e32ad934e49a5193694e7809bfb54b5446407b2a841327f4519f53cc4a768cf0e415ae7647efec0690aac7b
SSDEEP

1536:I16Gt//LcW74c7DHI7ttJPEhpfmRhUpL7WJgSmGmNoau:26Gt//Lh4GLIuvmrUpLSYGGI

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe
2280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2280 wrote to memory of 4640	2280	AcroRd32.exe	91
PID 2280 wrote to memory of 4640	2280	AcroRd32.exe	91
PID 2280 wrote to memory of 4640	2280	AcroRd32.exe	91
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2252	4640	RdrCEF.exe	94
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	RdrCEF.exe	95
PID 4640 wrote to memory of 2548	4640	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\70ce195b4838489f8dcbe8a3a3070740.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:2280
- 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:4640
- - 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=9B99190116D28E10812AECB86726352C --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2252
- - 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=51327D4C31F5B7EB6538AD9FB9403D1B --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=51327D4C31F5B7EB6538AD9FB9403D1B --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2548
- - 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=C877A6DD42C1092746132AAB6B77AB48 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4716
- - 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=D09C641EE2F2B9C4B3B981C979AD15BC --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=D09C641EE2F2B9C4B3B981C979AD15BC --renderer-client-id=5 --mojo-platform-channel-handle=2420 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4932
- - 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=E08052708B064946CB3F7131EEF6EFCE --mojo-platform-channel-handle=2656 --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=56A042F0650F408D85E8E3923804AE53 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2052

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1692

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
84b875cc250dcd5b91e781a8cdb82251

SHA1
c904542cb14d2ff7b046f97506d902999a207e8b

SHA256
db85f491629028a32247462b2e56d85764c27460ed25424141150a81c59ed87e

SHA512
67a9c3f629b3cc10132d0e4cfedef50af42cc997a0d76308a898aa79292d85a52c19ca859c24db7999c8cfa19de3732b4c9a5d57c100adb0ded6b5b0a2531de6

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
memory/2280-26-0x000000000BA40000-0x000000000BA90000-memory.dmp

Filesize
320KB

Download