048ef713f971b8d5279d281e87de5594e6a7cdc832a88c3c0a87406b0a54a529

Analysis

max time kernel
141s
max time network
137s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
14/02/2024, 11:35

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General

Target

9b91203d8bcc2176779caaa5c64de3be.pdf
Size

43KB
MD5

9b91203d8bcc2176779caaa5c64de3be
SHA1

3cc4dfcc160e0b3ff3ceb3e2f9fdfd5abbd09ddc
SHA256

048ef713f971b8d5279d281e87de5594e6a7cdc832a88c3c0a87406b0a54a529
SHA512

1ade82021687101cb0dde0a910f9b1ef0ac67aa606265cfe8d7ade231497098c4b6db8afe9cdf4b5f8ec50a86c772ef32075f2865af6f216a497058a2cbc3a03
SSDEEP

768:cnx3dHImYY/2vDvznu7vUVBewbQf5EVZgxvl3mThPx64IBdh:cxtoLZ0vUVbQ6ZXThIdbh

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-1-5-21-1232405761-1209240240-3206092754-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3096	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe
3096	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3096 wrote to memory of 4464	3096	AcroRd32.exe	84
PID 3096 wrote to memory of 4464	3096	AcroRd32.exe	84
PID 3096 wrote to memory of 4464	3096	AcroRd32.exe	84
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 4944	4464	RdrCEF.exe	85
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86
PID 4464 wrote to memory of 3316	4464	RdrCEF.exe	86

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\9b91203d8bcc2176779caaa5c64de3be.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:3096
- 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:4464
- - 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=6D4C7FF3C3D37A10BB76271612743D8E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4944
- - 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=6BF35B6843F05CA5CE12B706A12FE286 --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=6BF35B6843F05CA5CE12B706A12FE286 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3316
- - 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=35487DF007BD9AE7423518DA0561A958 --mojo-platform-channel-handle=2036 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:724
- - 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=4F66B6450920E00203F4F7E8539EAB95 --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:940
- - 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=E023AA3267C0EBBD0D6182F988073983 --mojo-platform-channel-handle=2196 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3472
- - 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=2DAA3D142B1366C0FD1678A66BE067CC --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=2DAA3D142B1366C0FD1678A66BE067CC --renderer-client-id=7 --mojo-platform-channel-handle=2036 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:320

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3348

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
d954778f6e9521a43eb4708e17909ad6

SHA1
a8da7a22047e71e808ab3ca07d3713b0243067e7

SHA256
6c7e6896a2693ff6d08caabe471172860a2ea1cf999774ca8075c5a64de83cbf

SHA512
76e659ee289cf8312abbd4c8728fa6980b71ec08efbcdc6f2ded68c99b11674e86e9e0215b592b2f40b6a61a573fc65ea252ee93c826db80ed12774b37c6071a

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