006b8bac4eb3924e727d12c816edef2aecbcc9af3f58ffd62927172cf5bf1001

Analysis

max time kernel
149s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 00:02

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General

Target

d4b3ae7aa1431449f0b29e3c5963b5fe.pdf
Size

78KB
MD5

d4b3ae7aa1431449f0b29e3c5963b5fe
SHA1

4fb8e26c390cc4f843d35d54b150812b2a3311fc
SHA256

006b8bac4eb3924e727d12c816edef2aecbcc9af3f58ffd62927172cf5bf1001
SHA512

29d6b0273f450e3231d894f84d3439ce0f58f7ae021ba08e0d79a97bfaa3d0c16116ec3f3a9bc55dc816464d6a14bc2b9ec141cc11fa519ba3243cc2ba1173a6
SSDEEP

1536:3tJ7kvQPiyDhYvzgvYgg02uP8yrmKTt68RqgLZS6saBD2yDyKPTJp2ndWkNpOPaI:dJQQP1hYvzgvoyrmKSKPtWGPpyPI

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-1-5-21-3270530367-132075249-2153716227-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2028	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe
2028	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2028 wrote to memory of 2396	2028	AcroRd32.exe	99
PID 2028 wrote to memory of 2396	2028	AcroRd32.exe	99
PID 2028 wrote to memory of 2396	2028	AcroRd32.exe	99
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 2640	2396	RdrCEF.exe	100
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101
PID 2396 wrote to memory of 5000	2396	RdrCEF.exe	101

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\d4b3ae7aa1431449f0b29e3c5963b5fe.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:2028
- 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:2396
- - 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=BFF3CB470B3803E2A7762FBF09C57D2E --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2640
- - 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=F9D12C460876FB7CE3122BF8D76733FD --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=F9D12C460876FB7CE3122BF8D76733FD --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5000
- - 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=C0BF80E5B3A054A58F82E48232980916 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2228
- - 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=4DDB665ACD7D165350B8F2B7352938B9 --mojo-platform-channel-handle=1940 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3532
- - 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=E89B4F0E172AFD0E9A1A2C2F9E795F8A --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=E89B4F0E172AFD0E9A1A2C2F9E795F8A --renderer-client-id=6 --mojo-platform-channel-handle=1984 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2112
- - 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=87CBC6FBD76FB34307993949973FC032 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2908

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3780

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
af3d160ba7a6806011c90df744d4522a

SHA1
b40f9d7927ad4774a84284b401283e99e007f5b8

SHA256
da86adf72e1fa765a2663fef761178d30ba48634925f6c7b502be6c8ba2c2e73

SHA512
4ba0e0ad3ef81c3968d4c00946c527414e72feb91b3525fd4b9bc1be26ca23e82efb48c797cc82bc5f4d3889016ffed9825be6f827f8c6a3e56192c4d6998eb6

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/2028-28-0x000000000AFD0000-0x000000000AFF1000-memory.dmp

Filesize
132KB

Download