579048af2e3a25491120c54e3b8228ace9f534a46bc1ba96dbc1f07ed26b479f

Analysis

max time kernel
150s
max time network
165s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
15/03/2024, 15:05

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General

Target

cbb7f9804421ecb811592d01525bbb85.pdf
Size

63KB
MD5

cbb7f9804421ecb811592d01525bbb85
SHA1

449fe397a9dc821b3d163ce6f8beb1376eb867c4
SHA256

579048af2e3a25491120c54e3b8228ace9f534a46bc1ba96dbc1f07ed26b479f
SHA512

781f0e6c982e500bca1011316c79ce8ec15c273ac8efa575bb18bb6cef59e5dd8ccfd5ea5562b0cb9c543363f748215fc565de215941f449449644c28d1f0a97
SSDEEP

768:XEI2cyf8eYdPzDAzo6OxrmZf+JS3DjIBXoJXBqpVgF7098QC5dTZcSP7OWbAhoc+:XESJOopo3Dchkj2STrbDwnaY5q

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-1-5-21-2727153400-192325109-1870347593-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe
2600	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2600 wrote to memory of 3588	2600	AcroRd32.exe	93
PID 2600 wrote to memory of 3588	2600	AcroRd32.exe	93
PID 2600 wrote to memory of 3588	2600	AcroRd32.exe	93
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4172	3588	RdrCEF.exe	96
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97
PID 3588 wrote to memory of 4640	3588	RdrCEF.exe	97

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\cbb7f9804421ecb811592d01525bbb85.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2600
- 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:3588
- - 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=CD472BF0C4AF8739DC03565818F1B768 --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=CD472BF0C4AF8739DC03565818F1B768 --renderer-client-id=2 --mojo-platform-channel-handle=1720 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4172
- - 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=127A9C82068050FCFB12AE748B51A0A0 --mojo-platform-channel-handle=1728 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4640
- - 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=73A5E7CDB764D4DD7208BF06277A4484 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4132
- - 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=B9B1D9AE6363C6D6E5ACADF2366ED926 --mojo-platform-channel-handle=2024 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4016
- - 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=95C8A56C31A7D5716AE48D51956A49E7 --mojo-platform-channel-handle=2396 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:564

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3632

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
0aa8379dbe8e7ef40228aca33efc31ac

SHA1
ef6367a5b68b1534b0f70da7be4e883b56bc7d8c

SHA256
f50b5faaff917e541dea9384de29a053efdcaea37582a51db28527af48c3ec9a

SHA512
694492c37601800cffcd48f818a8b51e96759f32481972d8e679e76ba500aaa87b50d276853332653f95266fac880961247232b620e7ca692af60f78097d5e1c

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