7cdbab4bed02124ba88a8909ef849dce4371a1b1edaa71356b2c428fba16a0b9

Analysis

max time kernel
150s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 11:35

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General

Target

565931c0a2ac5963da6cd705d07512ce.pdf
Size

112KB
MD5

565931c0a2ac5963da6cd705d07512ce
SHA1

1b4ef3d06f169c51123d3eec9f0fabe106d3d680
SHA256

7cdbab4bed02124ba88a8909ef849dce4371a1b1edaa71356b2c428fba16a0b9
SHA512

846772eae68f23fab27cde4702dcb564b2d450f3e6a61acc9ecbf3219fccd59ce9ba58fc4257f848cd99459fd6c7d6e1702a3444ff271f78e5b777a1df6db435
SSDEEP

3072:WG9ceWzD1MrxJsVPYB0J6ciWN2BiKRuDpfH7i:B8X16JYm08iK+c

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 behavior: EnumeratesProcesses 20 IoCs

pid	Process
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4756	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe
4756	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4756 wrote to memory of 2104	4756	AcroRd32.exe	91
PID 4756 wrote to memory of 2104	4756	AcroRd32.exe	91
PID 4756 wrote to memory of 2104	4756	AcroRd32.exe	91
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 3700	2104	RdrCEF.exe	94
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	RdrCEF.exe	93
PID 2104 wrote to memory of 672	2104	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\565931c0a2ac5963da6cd705d07512ce.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:4756
- 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:2104
- - 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=C295F85004D1F4548AE94DEC269ABC4C --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=C295F85004D1F4548AE94DEC269ABC4C --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:672
- - 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=5D0626D6458D946F866CC5766E42F84D --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3700
- - 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=BF85584A5698D0ED46A1FE45D02C101A --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4776
- - 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=067757F9B3EFA13482EB7472B830AF61 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4712
- - 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=11F46AAA349C3BC5575B841A4510D918 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1236
- - 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=564F8AC4B90C0E852BAB7C99BE3FBE97 --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=564F8AC4B90C0E852BAB7C99BE3FBE97 --renderer-client-id=7 --mojo-platform-channel-handle=1900 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4372

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
824e40d7043d7cd375f2185333209312

SHA1
fa6275161ac4feae1b82eaeb3d3cdba061da97ff

SHA256
09485c52b37f9d3073386060da0d0a673bcc137e9b02a042e8157580dccaccd1

SHA512
b9c84686b115cf5eb3b171f2d3c4b1a3b88099aa2fcc5e0aef64b2ff9f9547088e78fbb9dbc16596484871bbce6b96664e433fd7b33b9d6a8f3b381296528be8

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit