67d2d576114e606cbdfd0da9e3d1937ba7e6ec89ef2334e94bf138e9df37cd5d

Analysis

max time kernel
145s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
30/12/2023, 01:28

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

0a10f939daee2dff51eee5484ecf9e94.pdf
Size

41KB
MD5

0a10f939daee2dff51eee5484ecf9e94
SHA1

bb4799fc6556a49ca7eab3bcd52e50c92c679916
SHA256

67d2d576114e606cbdfd0da9e3d1937ba7e6ec89ef2334e94bf138e9df37cd5d
SHA512

32f773bcf60ecb600a47d6f6fb1afd21d48efb30fb8bc145a26d75084273c201791c7ab2d522cb9a67ec5ad58cc6aa4bffe5d4cdb349eefcf1ed21d5bc5fcf8e
SSDEEP

768:GUQ0EnJp1D7DeeJm36g2GgpJiEWKiHxaj/0l9DT/2:GUQ0EnnJGeJXl/Ri8/0XDT/2

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-1-5-21-1497073144-2389943819-3385106915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1536	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe
1536	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1536 wrote to memory of 5016	1536	AcroRd32.exe	91
PID 1536 wrote to memory of 5016	1536	AcroRd32.exe	91
PID 1536 wrote to memory of 5016	1536	AcroRd32.exe	91
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 3388	5016	RdrCEF.exe	93
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92
PID 5016 wrote to memory of 5100	5016	RdrCEF.exe	92

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\0a10f939daee2dff51eee5484ecf9e94.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:1536
- 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:5016
- - 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=477F2479459C11D0E836092B748B32BF --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=477F2479459C11D0E836092B748B32BF --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5100
- - 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=9A68870F0710DB730E592C62034C8D21 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3388
- - 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=8C569AE40482F06CA94B9EC52352C00F --mojo-platform-channel-handle=2312 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1624
- - 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=8B861EBDC586C5827CB3EB137477762C --mojo-platform-channel-handle=2324 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    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=259693953BCECFD5469273EB8C9B0B50 --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4888
- - 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=86BC616B307F424162D5CED15E8DE976 --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=86BC616B307F424162D5CED15E8DE976 --renderer-client-id=6 --mojo-platform-channel-handle=2364 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3620

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
4f8c77316d5beedd35e3fb593643d214

SHA1
2c727ba564f0b120c84fc27c1ccd79d9cb0240b0

SHA256
bffc9f336ab3c1d4d473fd1ed46ca0b38ccb48a924ed714e85238b0757dc395e

SHA512
b987743d82f88990f7e3a99b09729a4c1892b741775468262a5fd43adb21693e81197adfd01efff5ab1a8805de67087b686dc8e25907ee13e3a6d2260ca83497

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
memory/1536-26-0x0000000009FA0000-0x0000000009FF0000-memory.dmp

Filesize
320KB

Download