f917b2ec3170563ad8d196f84aa6eac3ec49de13c43150879a00a3bda0c4c540

Analysis

max time kernel
146s
max time network
148s
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, 18:47

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General

Target

753d977f0119c0552618beff3011b44f.pdf
Size

84KB
MD5

753d977f0119c0552618beff3011b44f
SHA1

17736f986d24aa0e7030927162dec2e1b0e8e22d
SHA256

f917b2ec3170563ad8d196f84aa6eac3ec49de13c43150879a00a3bda0c4c540
SHA512

b6890482ab2198308f6e4f8ba21d893162ea3824b18470bd03ac414c45e4e785a70c769fada8f2fb980ee8b54ca5c51983e83e972297028fdb50ad84a06af9f5
SSDEEP

1536:fTimAvUlXDKh+MeWW7t9ElIqOZGGiwTMrSpF/zEXpAWW6pOu26Wo1f6WSwIyHv:GmAvUtXWW7tmRmGwwrihTu24yDo

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
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1536	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1536 wrote to memory of 4080	1536	AcroRd32.exe	88
PID 1536 wrote to memory of 4080	1536	AcroRd32.exe	88
PID 1536 wrote to memory of 4080	1536	AcroRd32.exe	88
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 3160	4080	RdrCEF.exe	89
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90
PID 4080 wrote to memory of 2812	4080	RdrCEF.exe	90

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\753d977f0119c0552618beff3011b44f.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:1536
- 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:4080
- - 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=D8B255AFE0198B6894888FB82BF08CFF --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3160
- - 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=3382E42D93E14D78801845F6251D4A39 --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=3382E42D93E14D78801845F6251D4A39 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2812
- - 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=24339074A24E4950ED06349EF164F6C3 --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2188
- - 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=258D7F39806285073F15E3F3DC10D352 --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=258D7F39806285073F15E3F3DC10D352 --renderer-client-id=5 --mojo-platform-channel-handle=2316 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1976
- - 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=C79F40A0C66A01A6B0B3BEBE1B8A5C73 --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1244
- - 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=E1086B60212666C6C9101C0EE112A90F --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4444

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1060

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
71c2e95c228adcf75085f663889240f6

SHA1
f43099440f2f51d82394220fe345bc1b50ec2012

SHA256
5e0740a3122ff077e4897d127210cb6c02a81bc682645152db82054777174df0

SHA512
3011f91c66e7719de827d18e8f778263f0e3ae8093155bd181df00fced13db0957e777c8b9fa31c33c18ebd3a1ea72c94e09de70700ace9be2738c218e217a76

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/1536-26-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download
memory/1536-126-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download
memory/1536-132-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download
memory/1536-138-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download
memory/1536-145-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download
memory/1536-152-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download
memory/1536-201-0x000000000B3B0000-0x000000000B400000-memory.dmp

Filesize
320KB

Download