1c2ffd8e1994aad467766256b2037ece70efed6ffba0e35ee8256a59d13732f1

Analysis

max time kernel
149s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
13/03/2024, 17:22

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General

Target

c673098ecdeb975446bb2121f316c288.pdf
Size

94KB
MD5

c673098ecdeb975446bb2121f316c288
SHA1

f6b64060153e45f023175a6fb13341b330e8cfee
SHA256

1c2ffd8e1994aad467766256b2037ece70efed6ffba0e35ee8256a59d13732f1
SHA512

1ffff77e8950c5414e9548ebaf2e228ffd21f3fd2573e6d5f516adb8c72b27c421275683c08ea5b69bac1c6a75a49dd2c393f5e6811b8d22f747e19bc45a3d65
SSDEEP

1536:hMKR/HG/dhtzjOuiTGmFUN5Nsqi7T/0w3P5EOoRF9w5R3WypOlLPOZ67WHxAlaeT:+sm/dhtzjOzGmFqsqc/B3P5ruY5RAlLX

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-1-5-21-399997616-3400990511-967324271-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe
3712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3712 wrote to memory of 1532	3712	AcroRd32.exe	93
PID 3712 wrote to memory of 1532	3712	AcroRd32.exe	93
PID 3712 wrote to memory of 1532	3712	AcroRd32.exe	93
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1284	1532	RdrCEF.exe	94
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95
PID 1532 wrote to memory of 1512	1532	RdrCEF.exe	95

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\c673098ecdeb975446bb2121f316c288.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:3712
- 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:1532
- - 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=809DE3B414B0FDB7B185E2202C622B0B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1284
- - 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=063B5B39B1039DAD6ACFF3A54F6584B4 --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=063B5B39B1039DAD6ACFF3A54F6584B4 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1512
- - 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=5E4FBC05D2ADB544622405C12D5C34D6 --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1936
- - 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=8F734D3E2D1546B730FBAB94B92A7D8D --mojo-platform-channel-handle=1916 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2732
- - 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=72FA97A4977E23137EEC23454EE7C911 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4176
- - 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=9EEDB954C57F3E7EAD79BBD597071FCC --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=9EEDB954C57F3E7EAD79BBD597071FCC --renderer-client-id=7 --mojo-platform-channel-handle=2520 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3768

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
dfe1a3c8f5a83c2db0539c60f577ccef

SHA1
ec5ac0e69138149a7fdc88b144d2f7e626a6c46c

SHA256
6f893ad743c5cf01726ddec3250de714c8d1631086bb3d3d5aa6c2b4c3e28529

SHA512
42aa9fe951e627f560ddcbf6b3cd1c679dae72d42e21ebeffe7ecd0440a09d6829df3a9157f27f87f9ac0f8813919d72b44e3e4271d18aefcae74c873670c7ce

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