82c241f65f3bf6e4655be5ba674cdb4bdb0dfee3c502e9995f0726728230300f

Analysis

max time kernel
141s
max time network
135s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
25/01/2024, 18:43

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

753bc313047a2ee8a14dba3e2089b007.pdf
Size

79KB
MD5

753bc313047a2ee8a14dba3e2089b007
SHA1

b153c64f54313cb8684f4dce301d6281aa5353fd
SHA256

82c241f65f3bf6e4655be5ba674cdb4bdb0dfee3c502e9995f0726728230300f
SHA512

2e0f9a83a541c03b5b2833d04ea789df7165dcda9fe83a2b9ae0c63e9be874cb2e37cf229e30ecba9b6dbb4730e2194bcd1f755698cb3f997db5362c2718365e
SSDEEP

1536:FtRi8L92Ia+hCf4aCYKNPuHIGYOmYEf7xNP6FOu1/I3+Q3SX8urYl5M7v1q/:sSw4aCYQuoBP0OWA3+ISX8uYlqY

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
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1136	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe
1136	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1136 wrote to memory of 2660	1136	AcroRd32.exe	91
PID 1136 wrote to memory of 2660	1136	AcroRd32.exe	91
PID 1136 wrote to memory of 2660	1136	AcroRd32.exe	91
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 3536	2660	RdrCEF.exe	94
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	RdrCEF.exe	95
PID 2660 wrote to memory of 464	2660	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\753bc313047a2ee8a14dba3e2089b007.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:1136
- 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:2660
- - 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=CA1B847F08D5792D11C1CD648D7AF967 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3536
- - 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=8DB59C5A7E92D353C5408AB05DE4ED92 --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=8DB59C5A7E92D353C5408AB05DE4ED92 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:464
- - 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=35B4C3975048B87924642F4BE9FDD9EF --mojo-platform-channel-handle=2172 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3552
- - 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=75128B4EDB39D7D0BC08DEC4A102B798 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3516
- - 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=E6B1FD7324D6E489F696B0E23A1BBB5C --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=E6B1FD7324D6E489F696B0E23A1BBB5C --renderer-client-id=6 --mojo-platform-channel-handle=2416 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1020
- - 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=879F8CCEB211759EFA3C8F30919B59D7 --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3608

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2248

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
55dd6f3c502023f6c3f0f1d0d0e3aa24

SHA1
0872afb22c939a34367c98f8d9c30ec3551a3d0d

SHA256
d621a8070547c5e6d458b4e443123dd7e03a0afc0db9ec8dd55fb0dd7faaf592

SHA512
c68ac0db69034674305870657a8bfacf11a4edd0f5943c868facc356c67a570982b20d95b6fc3382c7293cbbf59b1428996a3d4c4758743942662318bdd27445

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