6c37404734bb40acff64712dd03f3637d8c9938002900ba41a9b7852ee510c94

Analysis

max time kernel
151s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
26/12/2023, 13:26

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General

Target

725cb01a2d820b2d7c68f126f8fa0efe.pdf
Size

13KB
MD5

725cb01a2d820b2d7c68f126f8fa0efe
SHA1

3921c2042f8f0814c59f1b40f5991cb6ae9bc8c5
SHA256

6c37404734bb40acff64712dd03f3637d8c9938002900ba41a9b7852ee510c94
SHA512

f3708fd8c8c77f1049d7ae0703ff48196be5a8a849de418f729c3fcda4d060b7286e49d7c5a5443f5c46462e2f7dc29fa8d484119f91848788aad4570ddb1fa2
SSDEEP

192:rQhzajYqwAO9G+/vvTs7hXbfym4GJVbBftJy/suiXDPvQNi/60un/T8qvROdjzwu:shzaNwAO9GiM5fdtttnQi/60G78s4djN

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	AcroRd32.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2398549320-3657759451-817663969-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1980	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe
1980	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1980 wrote to memory of 1420	1980	AcroRd32.exe	95
PID 1980 wrote to memory of 1420	1980	AcroRd32.exe	95
PID 1980 wrote to memory of 1420	1980	AcroRd32.exe	95
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 1772	1420	RdrCEF.exe	98
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99
PID 1420 wrote to memory of 380	1420	RdrCEF.exe	99

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\725cb01a2d820b2d7c68f126f8fa0efe.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:1980
- 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:1420
- - 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=6B82BF44EFE9DBEA43FB9508D3794DD9 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1772
- - 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=2DFAC75CD2B859A0B5E1731371C22E5E --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=2DFAC75CD2B859A0B5E1731371C22E5E --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:380
- - 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=4669508E6012BCFEBA6190EF955A9FD2 --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=4669508E6012BCFEBA6190EF955A9FD2 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5044
- - 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=DA37F575628657604069D464D8B6884A --mojo-platform-channel-handle=2428 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4468
- - 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=86C22F4EF85E906E64095A59F9C59357 --mojo-platform-channel-handle=2652 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3088
- - 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=A88E1847B2B634BDED6D7CDAB7BC6A1F --mojo-platform-channel-handle=1992 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:548

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
a877d7b39fa8f53bfc050f69c99d3bd0

SHA1
4f65da59a62ac1ecea0f68b27ebbd6a09787e126

SHA256
86c0e5503720a1ba76d0403f2dfe5760d095f4f99bcb92ce3ee5fe96c24e8704

SHA512
e0f298574da2958db78a31cd6ba0a810741b484ba4b21b068b16b8ca92d95735b237147fdf740bbd52139df811960965f65afd1efff53b054e471a9b13aa7507

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/1980-54-0x000000000B220000-0x000000000B241000-memory.dmp

Filesize
132KB

Download