614699aef962f7666f925637c2cd00ecd8bacd121a83cd9f6138c817ff90b52c

Analysis

max time kernel
142s
max time network
150s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/01/2024, 23:41

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General

Target

78b37b4ca6397fb1cea3c8432cc185af.pdf
Size

41KB
MD5

78b37b4ca6397fb1cea3c8432cc185af
SHA1

df1e3c69b08d7c565281ed59df419ec676a24f7e
SHA256

614699aef962f7666f925637c2cd00ecd8bacd121a83cd9f6138c817ff90b52c
SHA512

f2fe847e44eb894ae2fcb11908fc48e9675fb7a64575dbe4838e1af33ffc2f06bd09d5ce0d97d902013701bfdb2aa07ee65623115ea0d8ccd2dd0eba820b0d86
SSDEEP

768:uJMkxEHZYTVJP4QjskWm4zCCHmtZRQpKVfd/AJ1BRoJ/:uJPxksPqm4itiKVfd/AnBKJ/

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3484	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe
3484	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3484 wrote to memory of 5056	3484	AcroRd32.exe	89
PID 3484 wrote to memory of 5056	3484	AcroRd32.exe	89
PID 3484 wrote to memory of 5056	3484	AcroRd32.exe	89
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4964	5056	RdrCEF.exe	90
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	RdrCEF.exe	91
PID 5056 wrote to memory of 4616	5056	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\78b37b4ca6397fb1cea3c8432cc185af.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:3484
- 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:5056
- - 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=8B7FBC53D93A42759D3ADEDE83C1738D --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4964
- - 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=B250D1B69CB4B98552B773FF67F5594E --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=B250D1B69CB4B98552B773FF67F5594E --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4616
- - 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=7A5412B6F9985B958EB79A2B194273DF --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=7A5412B6F9985B958EB79A2B194273DF --renderer-client-id=4 --mojo-platform-channel-handle=2312 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4272
- - 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=2E2273C987F0E7EC6BBF6E64CFA41FFD --mojo-platform-channel-handle=2576 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2324
- - 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=B734FA49C8F606FE69DC4E2BC5FC1F74 --mojo-platform-channel-handle=1912 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1516
- - 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=ADA6CD2FA2BCF14BF719A20F3A2B6EEA --mojo-platform-channel-handle=2776 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1964

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
c11dafab1cdf46200c0d9c3fb3558ed0

SHA1
2001f9d4804985ff5e855325b137b91047e17025

SHA256
0dec4e1222a60bd15c23519361058b31d807cbf996e18a66635874b322a4f4e8

SHA512
826eebc804f125e874d6752249ada04f77540ad9a32b279d54bd9757ad0ec47ed2be325146a1ab4679d28e02bbeb2bd79bd8d1e906f8f2ccd0b4d059b0bf7822

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
memory/3484-28-0x0000000009BA0000-0x0000000009BC1000-memory.dmp

Filesize
132KB

Download