7bb912b31197c9ba3d36210939cb4832c6c2a6252cc1bd8a6cb1b8141c387615

Analysis

max time kernel
4s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
10/01/2024, 19:26

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General

Target

5167c8f613a19f92807f4b7867f9c1e6.pdf
Size

85KB
MD5

5167c8f613a19f92807f4b7867f9c1e6
SHA1

4f2080a4374893ab41a2fea51ec49759e7a78d0e
SHA256

7bb912b31197c9ba3d36210939cb4832c6c2a6252cc1bd8a6cb1b8141c387615
SHA512

4fcb4de6ad485951a2b8c91c8ddf250682ac51b07b9247a06d32d0426cd2fea08eec4dfafd2fac6552f8359cff41c0611b6e01471b450ba949ef4a2b0e46017e
SSDEEP

1536:VpQOabvGTkCirwH5BIHYqZw3HD73CVQJvNWgWNhrCSfL0EgCYW8pO79yW:UbuTkeHXI4WuHD73Cu1whr9LKCD71

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-1-5-21-1168293393-3419776239-306423207-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2332	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe
2332	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2332 wrote to memory of 3940	2332	AcroRd32.exe	92
PID 2332 wrote to memory of 3940	2332	AcroRd32.exe	92
PID 2332 wrote to memory of 3940	2332	AcroRd32.exe	92
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1916	3940	RdrCEF.exe	94
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93
PID 3940 wrote to memory of 1044	3940	RdrCEF.exe	93

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\5167c8f613a19f92807f4b7867f9c1e6.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2332
- 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:3940
- - 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=D3300887CE04411536799362B40D15EC --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=D3300887CE04411536799362B40D15EC --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1044
- - 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=652EF2BF8DD92BEBB77A1EA97A7585D5 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1916
- - 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=FAB444A8C89794ACEA7791B3B90D2523 --mojo-platform-channel-handle=2320 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4748
- - 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=618AB3A068BC4BCA1D9D3FD78981378A --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=618AB3A068BC4BCA1D9D3FD78981378A --renderer-client-id=6 --mojo-platform-channel-handle=1756 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1660
- - 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=41DF8CA415280532323DB1EFAD9A08E2 --mojo-platform-channel-handle=2444 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2508
- - 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=54766D576652B1F3F7CA5E87B1A282FF --mojo-platform-channel-handle=2408 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3720

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
6e607525a39acd60914839a6aa8ce434

SHA1
00b41c9064b167442aa688e0a11ab9ee2101b7c0

SHA256
69efd84398488950f21d3801c18f0adcfd88b1734a8bfe7857785436f6cc0703

SHA512
295809e7cc6ba2d1a7f35c7a512d02fb5c3b297d55b7ee340678fd2c9011876ba6413fc504f1e0537ef2ed2c2fc2aaaf82be58eabaf3f79ed892e69ffb09a525

Download Submit
C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit
memory/2332-26-0x000000000C430000-0x000000000C480000-memory.dmp

Filesize
320KB

Download