baa37adeac7038f331d01058559dac46cf318d9d7bc597129db9904c59af27b3

Analysis

max time kernel
142s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 06:34

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General

Target

11303c8c4b881568a94ba7e3b779ff0e.pdf
Size

79KB
MD5

11303c8c4b881568a94ba7e3b779ff0e
SHA1

5d50f612aa39b684019770dab64bbb3d0ccff201
SHA256

baa37adeac7038f331d01058559dac46cf318d9d7bc597129db9904c59af27b3
SHA512

9de24687bc549a11b5e80e0b68605d76cee81b66a5020ae2ed1de48ab261c3ed859d68565aace1e84fb196ba80dfaf9bf94d29c05f25f046585121737ad357e4
SSDEEP

1536:phI1UrnV36ZmbHm1L9F8Mh43IdWpfPWyI3iNz0Pin9DGjR1+W8pO7YCW:M1Urw8bHm1L5mYdWBQS90P29ajR197C

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe
4408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4408 wrote to memory of 2168	4408	AcroRd32.exe	91
PID 4408 wrote to memory of 2168	4408	AcroRd32.exe	91
PID 4408 wrote to memory of 2168	4408	AcroRd32.exe	91
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3160	2168	RdrCEF.exe	92
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	RdrCEF.exe	93
PID 2168 wrote to memory of 3828	2168	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\11303c8c4b881568a94ba7e3b779ff0e.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:4408
- 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:2168
- - 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=F0AB2E98200BB0A3E03FDEBBBBED60C9 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3160
- - 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=34F22005B2E4A1D1A6CC62B3ACB83391 --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=34F22005B2E4A1D1A6CC62B3ACB83391 --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3828
- - 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=81BF0DB192A1B015B359E850DCD8D4F5 --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=81BF0DB192A1B015B359E850DCD8D4F5 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2844
- - 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=B13B610AF5B8DD3D4A8008C212FA1CAB --mojo-platform-channel-handle=2432 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3044
- - 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=09B7714B566CD8A701477B6AD9C4FCE9 --mojo-platform-channel-handle=2692 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2212
- - 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=DCC74EE423D10C24914ED45F38508C87 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4644

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
f76ed67a11e5d8f476ca2ac84f16f858

SHA1
26e3bf19358dc1d1c8433540f0da51c003541362

SHA256
cbaf84804be7e484ff5e9768a6c6c168a640f597f4d7a1dea7fdd3e8d3d963fd

SHA512
18a4b72177be232c1f6ead860c4948e288c6112cface053cdb09073e7e6ac7c6ef4bb4e6f50723d26fd3382801c5423e3be1c1e2f232ee86c54ff47989803b82

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

Filesize
36KB

MD5
b30d3becc8731792523d599d949e63f5

SHA1
19350257e42d7aee17fb3bf139a9d3adb330fad4

SHA256
b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3

SHA512
523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/4408-28-0x000000000AE10000-0x000000000AE31000-memory.dmp

Filesize
132KB

Download