e67843db6fe86192b2484e413fa6b792d2eee4b12c67d46c7421a6c802d1adf0

Analysis

max time kernel
591s
max time network
505s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
05/06/2023, 20:37

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General

Target

MPA_FE - Meditology Services (07092019.MEDIT.01) 9Jul19.pdf
Size

5.1MB
MD5

a999e1a0619529f5f1151dd920c8ed09
SHA1

ab043576b5b09fb230fee4b78c723c915b45f46d
SHA256

e67843db6fe86192b2484e413fa6b792d2eee4b12c67d46c7421a6c802d1adf0
SHA512

d1ebd5ecbab1b24844147c34a15e0d7402e75105608bfc748f872c9668971d5f6aeee76a40b89296eef2138cb88951d50f61e345e70c2c91f227ddff539d520d
SSDEEP

98304:gxzf2PWIWBsPn7gXI31tiNPV0J+6DwczqksR5EKvY3Z6uleO:cLzHNPqJjDwczqksR5EKvS6S

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-1-5-21-1529757233-3489015626-3409890339-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3528	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe
3528	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3528 wrote to memory of 5004	3528	AcroRd32.exe	86
PID 3528 wrote to memory of 5004	3528	AcroRd32.exe	86
PID 3528 wrote to memory of 5004	3528	AcroRd32.exe	86
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4336	5004	RdrCEF.exe	88
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89
PID 5004 wrote to memory of 4352	5004	RdrCEF.exe	89

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\MPA_FE - Meditology Services (07092019.MEDIT.01) 9Jul19.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:3528
- 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:5004
- - 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=421B06D4982C6DE1D241DCF95E607A27 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4336
- - 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=DC0C10C7CDA0E2D059B2CCCD462B6AF0 --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=2 --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=DC0C10C7CDA0E2D059B2CCCD462B6AF0 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4352
- - 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=605C571698674FF1995109A2EF6E4CC2 --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=2 --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=605C571698674FF1995109A2EF6E4CC2 --renderer-client-id=4 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    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" --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=48E4C72445B6A4A77A3A4D8E1F6E294D --mojo-platform-channel-handle=2340 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1680
- - 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=2BA55170C6642D357FCB179E52455ADE --mojo-platform-channel-handle=2368 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:896
- - 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=E2A8158E4A3F743D7B72474FF1EC08D0 --mojo-platform-channel-handle=2540 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4468

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2456

Network

MITRE ATT&CK Enterprise v6

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

Filesize
64KB

MD5
c1093531a4ef4ed953ff6e3063fc79c6

SHA1
663f20f2d57da60e9f13ce9a2520857b71978fcc

SHA256
9b75e3453252bca1a2792096f596a482049b7db28d2ac22c131260d53689800e

SHA512
9c24c0ebb41fd9a5f79f05371cc923ac533311dae60bb8df3ba008fb32da9f4b1eb1e8bc54dfeacd03db6ae8a3e87f265126244de708df1ce54b0b378d8c4c48

Download Submit