15ea073a7a861ef00b76eda94794671251cab10d916584b98794f602b00ad678

Analysis

max time kernel
164s
max time network
171s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
08/01/2024, 14:16

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General

Target

4ba85f69ebb26bf6800fb7d6d7363f5f.pdf
Size

95KB
MD5

4ba85f69ebb26bf6800fb7d6d7363f5f
SHA1

dcd0898477f6da267707f29f64b519093f6abc05
SHA256

15ea073a7a861ef00b76eda94794671251cab10d916584b98794f602b00ad678
SHA512

5d9007a0fde1ab506bee47086f26e41d256258a5d14df0a49c79600fd5df1085d19f62a8764a48b486654c2b2ee89866540036b5862109b3ce261c293b6effef
SSDEEP

1536:xxsty4r/eQFg8t1ViD+R+4d7DkgQWaWYpO2tvefhCy1V3Wt+uAWkML/VSV:rAyu/eQF5VR+4RDkF22tvefr1GUB

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-1-5-21-635608581-3370340891-292606865-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2712	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe
2712	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2712 wrote to memory of 4352	2712	AcroRd32.exe	96
PID 2712 wrote to memory of 4352	2712	AcroRd32.exe	96
PID 2712 wrote to memory of 4352	2712	AcroRd32.exe	96
PID 2712 wrote to memory of 1528	2712	AcroRd32.exe	97
PID 2712 wrote to memory of 1528	2712	AcroRd32.exe	97
PID 2712 wrote to memory of 1528	2712	AcroRd32.exe	97
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 4152	4352	RdrCEF.exe	98
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99
PID 4352 wrote to memory of 528	4352	RdrCEF.exe	99

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\4ba85f69ebb26bf6800fb7d6d7363f5f.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:2712
- 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:4352
- - 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=A53D983629BF0A4AAC036D19ABE94300 --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=A53D983629BF0A4AAC036D19ABE94300 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4152
- - 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=4E2DF85C1DCEBE2D0CE5A057A162A432 --mojo-platform-channel-handle=1868 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:528
- - 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=5FF7BF160F4A0F521A1198694FBDF39B --mojo-platform-channel-handle=2288 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=renderer --disable-browser-side-navigation --disable-gpu-compositing --service-pipe-token=B086B634D8BFE7C097D38B1BE3250FC6 --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=B086B634D8BFE7C097D38B1BE3250FC6 --renderer-client-id=5 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2704
- - 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=DF21B6C77D2E92362A22E67B4394EA43 --mojo-platform-channel-handle=1968 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4788
- - 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=04D6EF2355701DB22F4AC1B07915A7F7 --mojo-platform-channel-handle=2800 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3624
- 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⤵
  PID:1528

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:208

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
20c4ce16e5613e18920de4086986a66a

SHA1
930f5770dfc1c26851efef066c796845a03d1a28

SHA256
2a41ad3632c8704c1bc10b6421b47c13436fc2eda5306f4f28d204c180e12f62

SHA512
50e394e6d4b568ce49804a8797e200d63ac9723def37e491e94901cff0d30898d854becb813e3e98384811656a5e9c128c474707853c158710af5ea9bb42beef

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