f340e2e648bb620eba11d6fc33b1d1c712e9d3403643539681b187d8d8bec7be

Analysis

max time kernel
144s
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
30-12-2023 07:38

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General

Target

125b7c74cda3582ae7f0246052f784fe.pdf
Size

42KB
MD5

125b7c74cda3582ae7f0246052f784fe
SHA1

e9da6f37e9c47b764809a4dab4708e14e09f6d10
SHA256

f340e2e648bb620eba11d6fc33b1d1c712e9d3403643539681b187d8d8bec7be
SHA512

5a82f8c8d71dcbdee66e9fe0133adeabe5afeed6513722fe5848c02daae38c23b3d9b1116ee14ceb6532e354a6060c5d215c4563b2af767e51166b9ffaf17721
SSDEEP

768:1xkcfQHUQSNufOxDINYrFZMbBiYnEQW2/pHe833Cw2C7XUUWhd1FJj:1/aUsNYLM9iYnEQWV83Sw2Czchddj

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-1-5-21-996941297-2279405024-2328152752-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4372	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe
4372	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4372 wrote to memory of 3376	4372	AcroRd32.exe	92
PID 4372 wrote to memory of 3376	4372	AcroRd32.exe	92
PID 4372 wrote to memory of 3376	4372	AcroRd32.exe	92
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 2300	3376	RdrCEF.exe	93
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94
PID 3376 wrote to memory of 3960	3376	RdrCEF.exe	94

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\125b7c74cda3582ae7f0246052f784fe.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:4372
- 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: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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=E9B11BF77927DBDB2148BF8F1532F368 --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=E9B11BF77927DBDB2148BF8F1532F368 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2300
- - 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=6417BFC4278565BE0956136A69B0F973 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3960
- - 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=64B5B3856DE843D0B466E7B4BF9E88A7 --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=64B5B3856DE843D0B466E7B4BF9E88A7 --renderer-client-id=4 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2688
- - 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=5D2973ED45EACD36F507173EB9F1EEF6 --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:920
- - 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=5D77B5B250F5F589233A421506D97DD6 --mojo-platform-channel-handle=2064 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3336
- - 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=CE352F9707B2823E28FBA728FD37A54C --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2956

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2824

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
1e172e09c832f5a905b94fb38a53f377

SHA1
bc0251d83712a2ea12d2c75054b9f3cf55c7c52d

SHA256
2c7bedc7a726b6d590ef6b705d89756cf136d964379389fc997d5beb6c91bbcb

SHA512
77ebb5eb633ff80cca4c3b952836ec8008f825ec9c7b800c48215c45008988a34a9714b7d39372cf76a3a011067315431be808de31f64e69dec7137fa4f87b8e

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