4ad792fa81d6755d69bf841594e574ebb86bdd323ce57398f75fbd2833e966d2

Analysis

max time kernel
102s
max time network
102s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
19/07/2024, 22:42

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General

Target

18c2bfb49c27625d4037161581e762f0N.pdf
Size

102KB
MD5

18c2bfb49c27625d4037161581e762f0
SHA1

444c71f9c2a82788c2ff51a0a269f43d90258e41
SHA256

4ad792fa81d6755d69bf841594e574ebb86bdd323ce57398f75fbd2833e966d2
SHA512

93cf7349e44f4da1b7cba22b4f74cbf6aaa0c9ddba6d6910fefc3710e02e236a765d42bc9eb2564c9722be7196dadde8b5c8b7c6684f4dc9d13cd249b3b7d21b
SSDEEP

3072:XFGJ0qKT2ZZNl28kI4tsL4OA+WTQziRro:XFU0x2ZtkIFMV+8Pro

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-1-5-21-2990742725-2267136959-192470804-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3452	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe
3452	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3452 wrote to memory of 3480	3452	AcroRd32.exe	91
PID 3452 wrote to memory of 3480	3452	AcroRd32.exe	91
PID 3452 wrote to memory of 3480	3452	AcroRd32.exe	91
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 4868	3480	RdrCEF.exe	92
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93
PID 3480 wrote to memory of 448	3480	RdrCEF.exe	93

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\18c2bfb49c27625d4037161581e762f0N.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:3452
- 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:3480
- - 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=B1E6FC41704827BDBE2F74B3E6635FC9 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4868
- - 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=53BD9E1BA85DA27441CFAAFD65916578 --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=53BD9E1BA85DA27441CFAAFD65916578 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:448
- - 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=0D43E8D41F5DB3F8229306371A43611B --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1104
- - 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=9C5016757E744DCCDF2BA942D2819790 --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=9C5016757E744DCCDF2BA942D2819790 --renderer-client-id=5 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4268
- - 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=ADFC6DF0D562C89330C6CDDEFE5A52E7 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3208
- - 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=77BC1500F463E823CB913CF2E4E21DC6 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4276

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2984

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
5d7838cd2198c4a41617b8f47274292f

SHA1
0f9619dc2520c42411dc812cefd99f148d4b8062

SHA256
78b929729370178289f2c81ecbb4cafa60da80cd72347741716c75e8738c7807

SHA512
80c753fc5756ed512fc921d851144ba62cee23ee1b12a75959c2a933226e8ecc6c6f7306b481306b7260db804d60d9e3d2f4b6cdb5817982833b527270ef3f5f

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