d5d30fab1eac70dc7b8528c7970ec082ab640ba8ee44a5fbb707d411c9adc6b0

Analysis

max time kernel
106s
max time network
122s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
20/07/2024, 00:17

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General

Target

27e70f1f5023ff600a9fb0e27b540800N.pdf
Size

33KB
MD5

27e70f1f5023ff600a9fb0e27b540800
SHA1

835c9db5ce00a85b10db79c3babbfeceea9a04ed
SHA256

d5d30fab1eac70dc7b8528c7970ec082ab640ba8ee44a5fbb707d411c9adc6b0
SHA512

5e97ca45888f1f0f0a9756fe93cd9830d548ffae8f72ce3cb58efd687c87e26a34416949a6f1aad08a617ccd882da968c98c3d40bcebf8d3dfa37d1d915b6aab
SSDEEP

768:wIJjzSeNNdKewuqmuztN4maiwRn4qs3hzKe:wIJj5rdKewLjUmdq4q8zZ

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-1-5-21-1705699165-553239100-4129523827-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1584	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe
1584	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1584 wrote to memory of 1272	1584	AcroRd32.exe	89
PID 1584 wrote to memory of 1272	1584	AcroRd32.exe	89
PID 1584 wrote to memory of 1272	1584	AcroRd32.exe	89
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 2336	1272	RdrCEF.exe	90
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	RdrCEF.exe	91
PID 1272 wrote to memory of 4008	1272	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\27e70f1f5023ff600a9fb0e27b540800N.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:1584
- 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:1272
- - 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=AB2437FD93774F40FEB67A506BC5C2F0 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2336
- - 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=9DE7C07DF2508598C3F8E702521FEC90 --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=9DE7C07DF2508598C3F8E702521FEC90 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4008
- - 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=6C9BEE0308C98D614C8888AD940E973E --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1636
- - 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=3DB91659D1731B27C9D33B0A031D978E --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1836
- - 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=B366A286484329B4F880299299241718 --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=B366A286484329B4F880299299241718 --renderer-client-id=6 --mojo-platform-channel-handle=2428 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4484
- - 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=83F742B10F886D0DE9DAF0B395483444 --mojo-platform-channel-handle=2852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4888

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3948

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
31010b0dd3f0629e4d3be3ccb55eedf1

SHA1
c822312ef957933e990e7621213b2605ddf7fe57

SHA256
9148c118512bae0151f2bf40eab6a6f0b44819d7286c5288c9e3ada6e7fb48ac

SHA512
cd9a5443c9f1d40b63c22f05e6a2759be5cb559398184d6cb321fdc6e377aa632f62cf0b113360af6460845c81e49d7ac7c4cd72054e3799ecbb521416754bd1

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