1ce68f317cd78d136878f3a51a8cdd225e26b27091bd8cb16e05f4fffd742e61

Analysis

max time kernel
147s
max time network
162s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
08/03/2024, 11:46

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General

Target

1ce68f317cd78d136878f3a51a8cdd225e26b27091bd8cb16e05f4fffd742e61.pdf
Size

10KB
MD5

d03cb0803ce257a966f55445e387d069
SHA1

15beeeec6dcfcafdf97f3592756b6c24fd0018d4
SHA256

1ce68f317cd78d136878f3a51a8cdd225e26b27091bd8cb16e05f4fffd742e61
SHA512

924d9bc5c3dc32e1768f0dcfe3a9270404462348d608358fa6f3a1fcc06f01b67abf4602cc7dae9058ea8127a29c1891609f5890d732cc1ae74c3e249a686844
SSDEEP

192:9dVGsLNPmWaqzHkKp20LAjc3gboBZBm0FyKvKqVxutiGiNeut:7VRL0WaqzH+01fZBm0FyWutHiNeut

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
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1568	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe
1568	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1568 wrote to memory of 4992	1568	AcroRd32.exe	90
PID 1568 wrote to memory of 4992	1568	AcroRd32.exe	90
PID 1568 wrote to memory of 4992	1568	AcroRd32.exe	90
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 4540	4992	RdrCEF.exe	91
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92
PID 4992 wrote to memory of 3392	4992	RdrCEF.exe	92

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\1ce68f317cd78d136878f3a51a8cdd225e26b27091bd8cb16e05f4fffd742e61.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:1568
- 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:4992
- - 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=A06F3E33095A1885CC886A19978EA83E --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4540
- - 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=EB4331BA389DF609F692D106E8AE9C82 --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=EB4331BA389DF609F692D106E8AE9C82 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3392
- - 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=876A979E1D3D3A6D789869815B69F9D0 --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=876A979E1D3D3A6D789869815B69F9D0 --renderer-client-id=4 --mojo-platform-channel-handle=2160 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1372
- - 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=90DDF559426B1E8440EAEE86618C105B --mojo-platform-channel-handle=2436 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3768
- - 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=50EB7581E1BD40073A553DCFB890A081 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1180
- - 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=25F0F91F74E4B20D1DFD22729D6FF5DE --mojo-platform-channel-handle=2536 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:336

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3956

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
f166f8c12b10be0e23e06a82ddee3177

SHA1
2eac8f7659cda2dc28702dd8712b0d0a8ff358b4

SHA256
71210df785a82a0ec8b2849bd26dcd08ae0fe3cbe1a9d61ab7d5d159aff6a814

SHA512
eeba6dadbaba6bf9f8cda6dfdb6577ae0e8bc787641f150eaf6bb3a27fad2202331c23df6b4200fee0c431f9bbd75c029797f8a5a097cccdc302c58dff9d5d3b

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