a049061ac8909370b7401d4b734d84d03adc1e1ba85e75e45a16734e44d9fc59

Analysis

max time kernel
94s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
15/07/2024, 08:47

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General

Target

b3cd2433d1e594714e00782c0e3cc8b0N.pdf
Size

146KB
MD5

b3cd2433d1e594714e00782c0e3cc8b0
SHA1

8e1121fa99ae902729e507c30f31bf4eff0764f4
SHA256

a049061ac8909370b7401d4b734d84d03adc1e1ba85e75e45a16734e44d9fc59
SHA512

83d29bd2ef6f3858e1634d4743ea7aa8b396ec82abe2ec8e5371c99ca1b98018031d30fe6fde386dc614640f52e8f6350bd6fc1816186f7be3fa86f59d455385
SSDEEP

3072:pcVEi56CLq0VahjnvBmH7m7yjZmfuQ+oWQvU6d5u5RkHGG8V:2VEXeKjnvB+mLfuno7UkY

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-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3548	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe
3548	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3548 wrote to memory of 4992	3548	AcroRd32.exe	86
PID 3548 wrote to memory of 4992	3548	AcroRd32.exe	86
PID 3548 wrote to memory of 4992	3548	AcroRd32.exe	86
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1768	4992	RdrCEF.exe	87
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88
PID 4992 wrote to memory of 1504	4992	RdrCEF.exe	88

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\b3cd2433d1e594714e00782c0e3cc8b0N.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:3548
- 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:4992
- - 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=E7EFDDC53F0E26ED38978466A7B43A67 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1768
- - 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=0812D23347F4C5E722EA9A9BC699B852 --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=0812D23347F4C5E722EA9A9BC699B852 --renderer-client-id=2 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1504
- - 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=1181F6E1D9AAB0FA6A9594C374E5EB98 --mojo-platform-channel-handle=1852 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1584
- - 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=150475F7CE93562C18A76854BD42A6D1 --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3112
- - 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=9E6F740D35ECFBF314378C9AFD97A548 --mojo-platform-channel-handle=1904 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4812
- - 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=FBA14D095BE96C7BBD3CADEEBBA3C518 --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=FBA14D095BE96C7BBD3CADEEBBA3C518 --renderer-client-id=7 --mojo-platform-channel-handle=1808 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2432

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1168

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
9311cfe2ba414ee699856e1bc6d06d5b

SHA1
3f72a8db548d9a0a415e046e416bfef464846e95

SHA256
7c2617597acffab82d39c250264ddc327374bb3f70423169cac3be21b74e2c04

SHA512
9719d0260a376a52ab065f3288a6da79622d3f0c391886932cf157a18927be637846bcfdd294b0a4fb75ae6632c501bec8db45aefcd4a52ed7a7534c5b32d5f7

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