1503f2c0f4162e94fb246bdfd4fdc4368d246a0da3bd786392f43800b8a76ae4

Resubmissions

19/07/2024, 19:15

240719-xyhynawann 3

Analysis

max time kernel
62s
max time network
67s
platform
windows11-21h2_x64
resource
win11-20240709-en
resource tags

arch:x64arch:x86image:win11-20240709-enlocale:en-usos:windows11-21h2-x64system
submitted
19/07/2024, 19:15

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Report Analysis Logs

General

Target

Williams Janet St. Jude CAO Meeting Itinerary 7.21-7.23.pdf
Size

384KB
MD5

9a63a5123841736c9c93ef3d6d7c4e13
SHA1

7c877b4882bbc94d343cac89fe95ad80d635b556
SHA256

1503f2c0f4162e94fb246bdfd4fdc4368d246a0da3bd786392f43800b8a76ae4
SHA512

0478d03ed6e0f3f0234e6687e5b2eb1d747b231b08bc2980bf112aae8ebe7d8a59f2b470c4c63294701d49255a8472b85f2d2459b1eb8b5ae364d3c438f82274
SSDEEP

12288:c6Cv2QRoJtlo0RtRD6CqitqKVO7fGxnsdKiy:c6CHmJtq0bRhVOrIskX

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-1-5-21-3637748876-3197268895-3385380113-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4144	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe
4144	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4144 wrote to memory of 1136	4144	AcroRd32.exe	84
PID 4144 wrote to memory of 1136	4144	AcroRd32.exe	84
PID 4144 wrote to memory of 1136	4144	AcroRd32.exe	84
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 1192	1136	RdrCEF.exe	85
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86
PID 1136 wrote to memory of 4940	1136	RdrCEF.exe	86

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\Williams Janet St. Jude CAO Meeting Itinerary 7.21-7.23.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:4144
- 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:1136
- - 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=4368F216B51CE4859D6727938A0BDD2F --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1192
- - 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=796B8E8862E5D804F46F589906677094 --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=796B8E8862E5D804F46F589906677094 --renderer-client-id=2 --mojo-platform-channel-handle=1768 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4940
- - 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=8E713EF559C79ACC1575B1BC28CFF0FA --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2876
- - 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=974D989EA144AA78686D94044EAE4441 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5008
- - 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=C51BB932F5E2DD2A3EA549CC8C83D11C --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=C51BB932F5E2DD2A3EA549CC8C83D11C --renderer-client-id=6 --mojo-platform-channel-handle=2524 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1616
- - 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=4CBF0A7963772217DF280B0DABC49E6F --mojo-platform-channel-handle=2836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:896

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1896

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
265c02d4f2a8c0db9537d8e07a6ddc2b

SHA1
2909ee1b74b78befc5fb991404e4b4c64a3168ea

SHA256
4d20b134ca7828d902afe4e5e5f9a5f05ac28b4e760e58ec0166a6dca9bbc64c

SHA512
6249f246de298c7e850d6c083b42e5ef63a38b22ac801d27cf725f5f257c52cc9aca23a485ccff37ec00fd9e96e3753cb79b4fca5abee2d2020abe43af964dff

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