19e9caa101a310e9d32b0148e772055535e39b3dc3f901a2118b11454f30cf91

Analysis

max time kernel
149s
max time network
157s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
09/03/2024, 17:22

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General

Target

bc60d23160d348fb2cb0f2a54250a5ce.pdf
Size

176KB
MD5

bc60d23160d348fb2cb0f2a54250a5ce
SHA1

378e212bcdc0dd0161e1f1d8f6e6fae7d9ba9bd8
SHA256

19e9caa101a310e9d32b0148e772055535e39b3dc3f901a2118b11454f30cf91
SHA512

20969ad3d7df4784156ef69bbff566c19699f91519da263be1101c57ecc878f6b2b0c6c2b304cbdaf72740f2de4f9f3ee54176b8f30e4ad4a94459d8044563dc
SSDEEP

3072:svkBKNqfFtCxTTiMEppzh2OPYa0j9Jragv+XB+1kEv0w1GLnjzHC/LoPFR22SF/q:wMkqbKTGMEppzIOPY9T+XBpSGLnC/Lov

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
5064	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe
5064	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 3592	5064	AcroRd32.exe	92
PID 5064 wrote to memory of 3592	5064	AcroRd32.exe	92
PID 5064 wrote to memory of 3592	5064	AcroRd32.exe	92
PID 5064 wrote to memory of 3288	5064	AcroRd32.exe	95
PID 5064 wrote to memory of 3288	5064	AcroRd32.exe	95
PID 5064 wrote to memory of 3288	5064	AcroRd32.exe	95
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 3804	3592	RdrCEF.exe	97
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98
PID 3592 wrote to memory of 436	3592	RdrCEF.exe	98

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\bc60d23160d348fb2cb0f2a54250a5ce.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:5064
- 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:3592
- - 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=474D9FF9293F0A4B3BF6D20D1E66A264 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3804
- - 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=55E4DED01D80B13C8CAEA9DB97FFA2DE --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=55E4DED01D80B13C8CAEA9DB97FFA2DE --renderer-client-id=2 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:436
- - 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=AA6FA1D5EC18239807B0D7A0CC399C93 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3376
- - 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=AC53B295AFC663523619B49C713C2D96 --mojo-platform-channel-handle=2404 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1492
- - 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=9CE6D7DBE650D000EC9C1738CFDC4C38 --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=9CE6D7DBE650D000EC9C1738CFDC4C38 --renderer-client-id=6 --mojo-platform-channel-handle=2280 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4660
- - 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=CA39BBE07596CECD64A5978DFF7FA664 --mojo-platform-channel-handle=2568 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:968
- 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:3288

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
b219df28d7e5d19877ea9fd20e403397

SHA1
1f6ce197a8e53daf2c9eefa809d02361aebbf98a

SHA256
cc3ace70071e0b5a29e21a2202e2a41bb4cc4c88e8ec69b3f353e1b306b90bd6

SHA512
34b714debbaa1ccd0057f9bd0e2099c12d5be6dd59825ff5d7603707eb7605571de4b13eb1ca8665a731f4e0dcc5116ff9957052fd354277e5585cdb603c3d0a

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

Filesize
64KB

MD5
44f4cca7af79967765e90dbdaa7a2d84

SHA1
d5b10e0c31ea482da5397973f65e0c97999e5641

SHA256
7d89194616353b1e7866dddcbbf79fde953deccc7b84e102c1577e16d77ca30b

SHA512
c9a265dace3c54a25b1ca1a44f96bcc456f932d7a3699d959b3e17802b1afe21087d53de8e2fae4edded2151c34f28a9619682e9610523149267d52b207a10c6

Download Submit