29994848d8d9d3731567687f331b8c0e7f856f7c610337a572da4493df46a341

Analysis

max time kernel
146s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 12:09

Sharing

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General

Target

18168a37bc247b434f582a738103ddf9.pdf
Size

87KB
MD5

18168a37bc247b434f582a738103ddf9
SHA1

f57d77750d8860e41fe2143db0fceec9cf7d1c13
SHA256

29994848d8d9d3731567687f331b8c0e7f856f7c610337a572da4493df46a341
SHA512

b53f70970455e370a57f193aa3fbfbf67a5bc3eb9610fba37f600b9c0dccfd225468224a8d2146571fc33f48eeb3cf09b482e272a306d6ecf8bf680f5e337d26
SSDEEP

1536:uirNkwx52VSdsy4/GUONhqgotFsxcKUm+KRxoqJxp8yReVeWCpOViIWN3B47Bh8j:Zrp2VSds0qttF2T55Dp8V1ViCBhu

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
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3200	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe
3200	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3200 wrote to memory of 4984	3200	AcroRd32.exe	91
PID 3200 wrote to memory of 4984	3200	AcroRd32.exe	91
PID 3200 wrote to memory of 4984	3200	AcroRd32.exe	91
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 552	4984	RdrCEF.exe	92
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	RdrCEF.exe	93
PID 4984 wrote to memory of 1624	4984	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\18168a37bc247b434f582a738103ddf9.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:3200
- 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:4984
- - 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=D704C994C7279D046D96BAF3B53AB579 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:552
- - 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=4D69C10A4876E3107DC4C3F49BD1526B --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=4D69C10A4876E3107DC4C3F49BD1526B --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1624
- - 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=941F9854CA9D6A99763A05121266F0AB --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:680
- - 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=C1E62DA426304F4C5D95DC5B2F0D57CC --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2044
- - 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=110C3BBF29F3A6B073F9B8330AB52808 --mojo-platform-channel-handle=2292 --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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=A4F7BD717B3F5398C4DDA97CB3CB9440 --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=A4F7BD717B3F5398C4DDA97CB3CB9440 --renderer-client-id=7 --mojo-platform-channel-handle=2336 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3136

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1668

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
d58ae7d3841902d564e942645a2ea30a

SHA1
48b423113c5317d61e957b8d9cd693f2f53a310c

SHA256
cf18b63a09729db7d83671b50d678cc38908c8d5ed4a5ae629f1a1302f87c29d

SHA512
2bb903cffc4e97ed0be470cf176adb71abb549ea62b8bdcd2479b6534ed96ce66e023b9c763c27d1ffd7d6181c7b53421f17f5faad3e8bfa503150b7a96c226a

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/3200-28-0x000000000BD40000-0x000000000BD61000-memory.dmp

Filesize
132KB

Download
memory/3200-26-0x000000000BD40000-0x000000000BD90000-memory.dmp

Filesize
320KB

Download