30d444f8530fbd91f8014ad5a131172a66cd8bfce3cb9d6c5d4f9905e939423d

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 12:17

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General

Target

6ddf219c72579f0a030f4f10cafc4d8f.pdf
Size

15KB
MD5

6ddf219c72579f0a030f4f10cafc4d8f
SHA1

623e2a580968092631e0d83f571256606a68fac6
SHA256

30d444f8530fbd91f8014ad5a131172a66cd8bfce3cb9d6c5d4f9905e939423d
SHA512

866c91a37cdeadd0a114bc8c9cc60947ff07add83c00be1446386b4590de9817c0cf619077196d9a57b8f0ee7c2196d68fd7bc421ccc9cf56df20ac5969a71d6
SSDEEP

384:4ONyCeewIjJizTeBl/RZ9d6eHjqoeA378CwwXnzn8+DCRWjajwtdWj8Sawkkk1S4:7US

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4520	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe
4520	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4520 wrote to memory of 2040	4520	AcroRd32.exe	91
PID 4520 wrote to memory of 2040	4520	AcroRd32.exe	91
PID 4520 wrote to memory of 2040	4520	AcroRd32.exe	91
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1392	2040	RdrCEF.exe	93
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92
PID 2040 wrote to memory of 1800	2040	RdrCEF.exe	92

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\6ddf219c72579f0a030f4f10cafc4d8f.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:4520
- 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:2040
- - 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=B74559533A74B46C86672B2706682392 --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=B74559533A74B46C86672B2706682392 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1800
- - 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=2422644E1BA0F65210B46840D3847CC4 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1392
- - 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=2D27F3AAEBDEFB4F69BA7242FFB21675 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3516
- - 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=8752DC5FB6E6B2281FF0247353A85034 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2800
- - 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=42CAD1EE2D98070F21239D33F4F0243F --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=42CAD1EE2D98070F21239D33F4F0243F --renderer-client-id=7 --mojo-platform-channel-handle=1892 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4088
- - 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=4CE86266876308F9081E7D2F196BDEA8 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3712

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1968

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
9c5a2700ccb936a46bd0fd05cc4fe705

SHA1
13b34f0cd742b4f9fec9d8a936cd912b671f28bf

SHA256
580da12bf819c8bb4e3afab52c9eb4de1d1266080981e5e8cc1154f8bf119c49

SHA512
6c93cf88e774dd72cbb1e3ae91b80e53f82eac683b8a29421e6c4708af9cd52bcc904ceb1db69fee6a15f6ef6afdfac07fc5c61a566de2258c204078c6a74b18

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