5905132e4e3995e3b693aa1697e0d15eeb43616c433868ccf9a13baec692bb54

Analysis

max time kernel
151s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
03/05/2023, 15:00

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General

Target

Unibloom Sustainability Fireside Chat Community, Nils Knoop, PCX, May 9th (1).pdf
Size

279KB
MD5

2f45212f2db47c0525c9387f0cc9061d
SHA1

2106292b8d9eeab0e2eeda36fcfce0efe42c94e4
SHA256

f271ec228bbd349b346db32aa4d4da68633eb24fb3d606af07ea222b080b691e
SHA512

9d486ff11a9c56cdb3adc344ff56b4707045f7eed810d39561e265cf3d8713d28eeee55ac9cb6aa245f969c34d738729329a0700eb43ee573dbbaa86927ef38a
SSDEEP

6144:fB2ZVQg8psR+Jt7vNCLaA4eh+NmkiMKpYMUuCJLuTY:OVQvpUqrNCLvy1iM9yeCE

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-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3280	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe
3280	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3280 wrote to memory of 208	3280	AcroRd32.exe	86
PID 3280 wrote to memory of 208	3280	AcroRd32.exe	86
PID 3280 wrote to memory of 208	3280	AcroRd32.exe	86
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4680	208	RdrCEF.exe	87
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88
PID 208 wrote to memory of 4172	208	RdrCEF.exe	88

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\Unibloom Sustainability Fireside Chat Community, Nils Knoop, PCX, May 9th (1).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:3280
- 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:208
- - 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=E54AB230E29CE3011AAC357F739ABF33 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4680
- - 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=FFE3195D158C9963269017C77B6A8510 --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=FFE3195D158C9963269017C77B6A8510 --renderer-client-id=2 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4172
- - 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=80BF75C49FA428B12B79DBBB34C7CF80 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4020
- - 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=7465EA29FF62912DF0A288ADB9C695D5 --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=7465EA29FF62912DF0A288ADB9C695D5 --renderer-client-id=5 --mojo-platform-channel-handle=2424 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3372
- - 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=9B3DCFD2ED2F4F6C56D1322E916ED560 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2100
- - 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=76AD2DF8E058954D753DB24B00600760 --mojo-platform-channel-handle=2724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4764

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:536

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

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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
0c1c83fb9015f03c34999f90c6979f48

SHA1
43edcbefbc6f344e4a1bc9b79cda4362f77f48ef

SHA256
b6b16c46f3708db67e084bcd60c3922a539f7697509c5e09c87638dc9832220a

SHA512
2bd9312b747857220d95e6b5e4fb4cf23117206d9671969d339e7e4466ce25b44ca747e2b6458cf5b1bedae1d5e3294627df4cf095dd3d23db6e99937add7006

Download Submit
C:\Users\Admin\AppData\Local\Adobe\Acrobat\DC\SharedDataEvents

Filesize
12KB

MD5
7e89d003fa8644ebd050ebe008a7a8b3

SHA1
655ff6725e66e8aa36ee915aab29837e79158b48

SHA256
508e6b427720068de9b570ff68e98dba2c2ea35070bfaabeddf31ae203ab3078

SHA512
77d1ed6e54a567de420055dcfdb38c680291b8576d7f63b970167fcbd5ff90280c3a78b457cc8d66a23e74b62dd931826705b84821fd0a85e9116c4e259399b7

Download Submit