ab88617f9a2a18d8faf3dc1b02be86bf4233b2da661c8cc7a366aa2c13f19491

Analysis

max time kernel
142s
max time network
158s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
23/01/2024, 21:13

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General

Target

7093157569027f02d0740293b54480bd.pdf
Size

84KB
MD5

7093157569027f02d0740293b54480bd
SHA1

b9a4706a8b74ec761d133e06398f22129d5fa04d
SHA256

ab88617f9a2a18d8faf3dc1b02be86bf4233b2da661c8cc7a366aa2c13f19491
SHA512

e7e0031ba9bd8dff636d82a79f2d37f774a635fb012b1e01d776d3f8798d5ddf64e7aa49c41a41847c1fc7013b296c2d7b61c08083863dcbd18c0d84149ab691
SSDEEP

1536:kSrow5avme52F/gsElP+mW2bZchF89T/8E4e8YapSlWkNpOPaWuaJ0el2eBP8:vorB5bt+mW2bSfCT/8fegZPTJ0eXe

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-1-5-21-3336304223-2978740688-3645194410-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3776	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe
3776	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3776 wrote to memory of 2176	3776	AcroRd32.exe	88
PID 3776 wrote to memory of 2176	3776	AcroRd32.exe	88
PID 3776 wrote to memory of 2176	3776	AcroRd32.exe	88
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 4356	2176	RdrCEF.exe	89
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90
PID 2176 wrote to memory of 2820	2176	RdrCEF.exe	90

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\7093157569027f02d0740293b54480bd.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:3776
- 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:2176
- - 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=192DA93497B09530263A28AF8FA398AC --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4356
- - 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=05BB2F26EADFF78C4772255383E8F2BC --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=05BB2F26EADFF78C4772255383E8F2BC --renderer-client-id=2 --mojo-platform-channel-handle=1764 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2820
- - 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=C2FF503B26224CF538DA60F4ECA70AEA --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4316
- - 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=4877B44F5C87FD98C098EAE33268C9C6 --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=4877B44F5C87FD98C098EAE33268C9C6 --renderer-client-id=4 --mojo-platform-channel-handle=2168 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:552
- - 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=55CA683B0816C21C1709E65E8A7EA54B --mojo-platform-channel-handle=2640 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3172
- - 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=0E429DE6B6E8558033A58CF1A4D8C7C5 --mojo-platform-channel-handle=1744 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4968

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
c09a1816147d6781d287a07d1a587478

SHA1
4b586cb5429c85f1942173c86403c3dd01134244

SHA256
3d5376a62411fc5764f83f45c49895a0f8b8fe395cf7f9334d1b28e08cf2206a

SHA512
e12acbe24baec1812737df58ab970ddb65176e45f1c406b12f5dc4cf5fc3010d20479a326b3c619a271af42878c2275adf3bcc2c913df06edab2e178007e51d2

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/3776-28-0x000000000C350000-0x000000000C371000-memory.dmp

Filesize
132KB

Download