dcc567074a25ab80059a50a1852c9457449aa0f323eeb577859ab6c95f4bbcfd

Analysis

max time kernel
141s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
13-02-2024 23:30

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General

Target

9a32e4f1f1c7537d9f968150216148ed.pdf
Size

86KB
MD5

9a32e4f1f1c7537d9f968150216148ed
SHA1

253dbd333a9349620a7ab28449e492c63c3aa434
SHA256

dcc567074a25ab80059a50a1852c9457449aa0f323eeb577859ab6c95f4bbcfd
SHA512

2afeb2fd62d2ed5d038219373f5a662a35869f32fb68996fdf5c4aee834ee0388bd4caca7a027cab32d4253189c87c0f1071825f6256b1397b4a0ae18b160f67
SSDEEP

1536:YDz0MXhsfklOaI1cjMWNhDHvWNGm4xqdUbdSrW8pOGjqhIWZn0UMBXrxE2:Q3XSfk1vDHvWNGm48BCGuhpwhrX

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3688	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe
3688	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3688 wrote to memory of 1464	3688	AcroRd32.exe	85
PID 3688 wrote to memory of 1464	3688	AcroRd32.exe	85
PID 3688 wrote to memory of 1464	3688	AcroRd32.exe	85
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 4092	1464	RdrCEF.exe	86
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87
PID 1464 wrote to memory of 2848	1464	RdrCEF.exe	87

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\9a32e4f1f1c7537d9f968150216148ed.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:3688
- 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:1464
- - 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=65304EEAE6DFFEF894A3F87B62A0D467 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4092
- - 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=2D3E8D4AFBD3D16401278A7C02EC8304 --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=2D3E8D4AFBD3D16401278A7C02EC8304 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2848
- - 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=930DAE0A29D69F3B958C6CDF93BC4984 --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3712
- - 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=E9E999680328FF6CE68A3B0A0BC58410 --mojo-platform-channel-handle=1952 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2076
- - 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=A173CCD5639C5B0214ED48ABC264F973 --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=A173CCD5639C5B0214ED48ABC264F973 --renderer-client-id=6 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4552
- - 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=A0B814197DA37CD152D0908730CEF168 --mojo-platform-channel-handle=2356 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4944

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
54774cc3e25e231765747f3ae818970d

SHA1
a948a916aa03d2ad1ddee34922c5d9c536154b15

SHA256
120a3574dada32f3a90203c287c82ef957a49bff5d5e161e6ea1587e517524da

SHA512
4d42900d6a54b84d5f23b6c79dbe41f1e07ad89710374ac98332ad89a09be53b6684f05837d372ee70f8bfa383feb56da4a19c5748d81026dbebc52e20f5ba69

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