02dc150065ba2c286564f87631795ee1cd2c182d076f6b901a532df833e2d80f

Analysis

max time kernel
142s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
29/12/2023, 22:06

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General

Target

052785290e34c7fa6bed3b3bdf09eb56.pdf
Size

87KB
MD5

052785290e34c7fa6bed3b3bdf09eb56
SHA1

847a9adfae6739de7db133466299da49c2f78598
SHA256

02dc150065ba2c286564f87631795ee1cd2c182d076f6b901a532df833e2d80f
SHA512

68e9f9c601a2a2471dd8310daea4434b941abdb5ef91281d220c47cefa54addff1ce95da9ebec275cf13b22ae8b4d8965ea7fd425c29f625259318e38651429e
SSDEEP

1536:cuYDeow7yWzaoQf5DhLV1D+vYjl9kA1OWypOlL6cBDW6wnuY73:XhJjaoQBN51GY3kglL669U

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-1-5-21-768304381-2824894965-3840216961-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5028	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe
5028	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5028 wrote to memory of 3024	5028	AcroRd32.exe	92
PID 5028 wrote to memory of 3024	5028	AcroRd32.exe	92
PID 5028 wrote to memory of 3024	5028	AcroRd32.exe	92
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 3140	3024	RdrCEF.exe	94
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	RdrCEF.exe	93
PID 3024 wrote to memory of 4848	3024	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\052785290e34c7fa6bed3b3bdf09eb56.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:5028
- 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:3024
- - 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=9DCB827BD087404B0EEEA86BCB284EA5 --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=9DCB827BD087404B0EEEA86BCB284EA5 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4848
- - 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=EEFC56B2E24FB17F0FE5B23E8D96BBC6 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3140
- - 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=574ECEB85F713D92B76C636709389F6B --mojo-platform-channel-handle=2276 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4280
- - 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=C0E57CC2794D2140A09749E217E7AAD9 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4424
- - 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=342AF517B7C47C8C5EC6EA246E908AAB --mojo-platform-channel-handle=2508 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4800
- - 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=95E6FFC81E34F507CC71E297F6C9399E --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=95E6FFC81E34F507CC71E297F6C9399E --renderer-client-id=8 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2308

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2288

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
9dd18fbeca892a0d2727cbda1762dd6c

SHA1
ce43308157538ecc38222f72fa75eccc6f75cb41

SHA256
889256e46d33cb9025438075e402fad76e3eb1f3eccd36a0d6bd536610f93e50

SHA512
c3e879ff93be7d983c39e70e04fe354e24eabfff2357da497762db214a120a2c027b36a408f0da3601ce718f114fc8af4be12f95e4f3faa29519d4bfa031e20a

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