19fdf48e152cb0e13871fac8e3f436da5675d4326911b38d1a882578e5e12391

Analysis

max time kernel
143s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
06/02/2024, 02:23

Sharing

Copy URL Twitter E-mail

Report Analysis Logs

General

Target
0d711f2049a6004cffe447dab78cd7e5.pdf
Size 925KB
Sample240206-cvjessdba8
SHA256 2ac705860b71aed9b7528a62ed1042723f6f7b4c16fb0edf4cddcf09a709c9f7
MD5 0d711f2049a6004cffe447dab78cd7e5
SHA1 c28fd9c35d97293b7e9b0eaf2032e83e23ca78a4
SHA512 1bfbde72eceb1055cd2a077e74972d1490bf6cf79f2687494bd1ad12934ff6385b1cb729e43f8ab82bbf44082c972f0abb0eda78fec4611633376b87b0378593
SSDEEP 24576:qSbzGTjB0IxmSIKoOCeerokFN7hp96rPyT:qj1QONQok7h1
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3640	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe
3640	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3640 wrote to memory of 3408	3640	AcroRd32.exe	89
PID 3640 wrote to memory of 3408	3640	AcroRd32.exe	89
PID 3640 wrote to memory of 3408	3640	AcroRd32.exe	89
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 5988	3408	RdrCEF.exe	90
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91
PID 3408 wrote to memory of 4352	3408	RdrCEF.exe	91

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\0d711f2049a6004cffe447dab78cd7e5.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:3640
- 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:3408
- - 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=53ECC5460D4FF5D959891F95E84FC0A5 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5988
- - 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=765EA208799A53A2A382A0EF20380C8F --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=765EA208799A53A2A382A0EF20380C8F --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4352
- - 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=9C18C088957C871CCCA1D6F657F60C3B --mojo-platform-channel-handle=2192 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2100
- - 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=A74D244883C451125F9F34DAB4A683AB --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=A74D244883C451125F9F34DAB4A683AB --renderer-client-id=5 --mojo-platform-channel-handle=1908 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3496
- - 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=D13E96F5924B4F829FAD19E3524BE80A --mojo-platform-channel-handle=2044 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4128
- - 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=AED666812537C5C2177A84BFD20135E6 --mojo-platform-channel-handle=2744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:5292

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 d0aea546837393278dbd05aaeee77817f54d37289fed8ffd921336787bb86b9c
MD5 134ad59d12076c031b511fd51ef0ef79
SHA1 86c7ff892a0abd4eb5ea906b803adac2d62a870d
SHA512 e05b0f00773d8901901868a0ff18f589d55f1081d0fe78d7a0064d95524bb35714fb88b7aca7e85e2ac0d22d4d5e21a5c187b9da7f978460db4d3a97e1173c5f
SSDEEP 384:yekdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:n+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

Submit Download

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

Submit Download

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

Submit Download