931baebd87ff75560104162d924222101dd1345a263530628afc924607b4b889

Analysis

max time kernel
146s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
27/03/2024, 06:21

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General

Target

e0f9d3b9763be4e015e69a888f8b33a3.pdf
Size

77KB
MD5

e0f9d3b9763be4e015e69a888f8b33a3
SHA1

ce929cca41916689ef66e86a95d1d118b2babe64
SHA256

931baebd87ff75560104162d924222101dd1345a263530628afc924607b4b889
SHA512

35a51661a4b14bc8f357b1da9ca2e40f9177845b0af08008828ff7fba4da51abb9d35e1234243973a2646c1658f48ca9420605742e0c1ef4b95161f875f7be72
SSDEEP

1536:cdlDauie+WaSnia89RLmyokpUfS1o20ZRLwFd5SIfbI2ijIWepOmcWvIrs2bpKMB:icm+fTNm4UXedUIDItjVmzI4UYG

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-1-5-21-513485977-2495024337-1260977654-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2436	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe
2436	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2436 wrote to memory of 2880	2436	AcroRd32.exe	92
PID 2436 wrote to memory of 2880	2436	AcroRd32.exe	92
PID 2436 wrote to memory of 2880	2436	AcroRd32.exe	92
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 1440	2880	RdrCEF.exe	95
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96
PID 2880 wrote to memory of 3532	2880	RdrCEF.exe	96

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\e0f9d3b9763be4e015e69a888f8b33a3.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:2436
- 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:2880
- - 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=DAD30A2412BEB24E5B51A755F6635749 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1440
- - 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=60869D5728113B2136EBA241A09CA123 --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=60869D5728113B2136EBA241A09CA123 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3532
- - 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=E861E7EE817733045C53DD03F5351201 --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=E861E7EE817733045C53DD03F5351201 --renderer-client-id=4 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1848
- - 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=30BA3E8D50088C577D3F92F01D6DB6A5 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2296
- - 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=06297B1D682CBC61C969C8C66D565CAF --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3036
- - 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=B9E0518FED172405B713A7690D7C1F00 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3404

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

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Downloads

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

Filesize
64KB

MD5
fd1a105d05ed8df97aa18c0bd25a3703

SHA1
d0c96d83489f17cfa5ff113e607daee3bb97ccc1

SHA256
0f343c1e5df8b6ed64820907e4774645e4dbd3570a69e0229bf7b8651415f644

SHA512
9db4da7ec95ef3e70d1bf5a89067c367337a32a2ac662efac77e9ff96afb485b6d4e128716e843b7e3bfb552bf470651fb58c67d3b1f9fdb99ed53083f973f61

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
memory/2436-28-0x000000000AAC0000-0x000000000AAE1000-memory.dmp

Filesize
132KB

Download