5930dacec6515ad875d18e98ace31262a032aa11966f82c21625a73e121dad53

Analysis

max time kernel
146s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
14/03/2024, 18:16

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General

Target

c9484bfb19fef6e48c75c188ce38f69f.pdf
Size

83KB
MD5

c9484bfb19fef6e48c75c188ce38f69f
SHA1

77c68d665c38a7d4b98f7aa61a5ae3b7689c7882
SHA256

5930dacec6515ad875d18e98ace31262a032aa11966f82c21625a73e121dad53
SHA512

4c203a2c60836eee6fda3327cf6fcd899fa5fc2b56fd9048e40b758a59878e2fbff494b482000f2fd5ed87c3d58ae6904f8197893d800e21623a673f0295c4b0
SSDEEP

1536:SoeIeQEwCTfWA1UVrlbWl/t70MFlnpileBKG1p/bzWgbfPxRosDgeBy63WufsV9U:AICw2OAqVrVC1AG19lDxRosDggy6xfs4

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
872	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe
872	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 1584	872	AcroRd32.exe	101
PID 872 wrote to memory of 1584	872	AcroRd32.exe	101
PID 872 wrote to memory of 1584	872	AcroRd32.exe	101
PID 872 wrote to memory of 3900	872	AcroRd32.exe	102
PID 872 wrote to memory of 3900	872	AcroRd32.exe	102
PID 872 wrote to memory of 3900	872	AcroRd32.exe	102
PID 872 wrote to memory of 1236	872	AcroRd32.exe	103
PID 872 wrote to memory of 1236	872	AcroRd32.exe	103
PID 872 wrote to memory of 1236	872	AcroRd32.exe	103
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 5092	1236	RdrCEF.exe	104
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105
PID 1236 wrote to memory of 944	1236	RdrCEF.exe	105

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\c9484bfb19fef6e48c75c188ce38f69f.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:872
- 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⤵
  PID:1584
- 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⤵
  PID:3900
- 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:1236
- - 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=1DEB51CCE40EC127A55DC95D08204847 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5092
- - 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=27A171AAD9B077CDAABE5708DE4BA3A9 --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=27A171AAD9B077CDAABE5708DE4BA3A9 --renderer-client-id=2 --mojo-platform-channel-handle=1776 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:944
- - 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=6ADCA115E7C6861424B56A65027EC9AF --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=6ADCA115E7C6861424B56A65027EC9AF --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2276
- - 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=EA0057AEF94D5F28336BE5DBDC064FAC --mojo-platform-channel-handle=2564 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2848
- - 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=97B948A4D76A53411D83C4AE9339CFA7 --mojo-platform-channel-handle=1816 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3580
- - 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=04ABD72F430710AAABF183E3918044A7 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4484

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4760

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4048 --field-trial-handle=2292,i,2103142837140538807,15881446839139365070,262144 --variations-seed-version /prefetch:8
1⤵
PID:1680

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
4c7e47c6c7f28f3e774f8de4af8541c9

SHA1
3e18419432942e3ff3e09b6aee5e99774c228f2c

SHA256
dcaf59486a0c385c909233c2f28e59976b302488d3bd1fe80298a959ec7851ba

SHA512
5314ec762e4dea8698c7e0b64e96716c18273f2cf6f371e3d5d13f53c07a37fea05cbb121d86928c61f7864051a233c6e733f4c4ca8baf3e825532fb4c281475

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