abcba9fabfaae34bbb2505456061e88eaf41365e652fa5647f6edcf3f00bff7c

Analysis

max time kernel
141s
max time network
136s
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, 06:39

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General

Target

9b04b968c92dc927e73ccb66cdd74a67.pdf
Size

16KB
MD5

9b04b968c92dc927e73ccb66cdd74a67
SHA1

969e0c874dcb410f28d9f69660d4b6db8f711449
SHA256

abcba9fabfaae34bbb2505456061e88eaf41365e652fa5647f6edcf3f00bff7c
SHA512

0fc549e4a8a857c34b14f9550a29994b6430aeb369931d3ebfdce0ccc344bffb895150b5c1282ec03bb523c8b3a3b6f6a36620964d9b4e735bc40353637ad2e0
SSDEEP

384:4ONyCeewIjJizXiqoYxsgu/OPD3QXUEqeEv:Enu/OPD3QXU/eS

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-1-5-21-3791175113-1062217823-1177695025-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2408	AcroRd32.exe

Suspicious use of SetWindowsHookEx 7 IoCs

pid	Process
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe
2408	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2408 wrote to memory of 3364	2408	AcroRd32.exe	85
PID 2408 wrote to memory of 3364	2408	AcroRd32.exe	85
PID 2408 wrote to memory of 3364	2408	AcroRd32.exe	85
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 1912	3364	RdrCEF.exe	86
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87
PID 3364 wrote to memory of 2640	3364	RdrCEF.exe	87

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\9b04b968c92dc927e73ccb66cdd74a67.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:2408
- 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:3364
- - 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=A00719302FFAFE7DAAC7316155DFB872 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1912
- - 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=7457436A8B7D5FAD34C5765144F26034 --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=7457436A8B7D5FAD34C5765144F26034 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2640
- - 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=299177D403E304DEC601752BE7AC91ED --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2916
- - 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=AFCCE9F921017D27A48F3B1657EE8B9A --mojo-platform-channel-handle=1936 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4036
- - 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=4929BB334F94F881A7667B95BA905360 --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=4929BB334F94F881A7667B95BA905360 --renderer-client-id=6 --mojo-platform-channel-handle=2528 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1968
- - 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=CA57E56BB4813D52A4028215ECAB9DF2 --mojo-platform-channel-handle=2684 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:368

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2000

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
3ad547afbc89419a084f1ccc01bbf822

SHA1
1096be2bce7978c83ca337d55f2a5115d0dfa0f0

SHA256
3c7df77bcf041a45e62b2a0a624f12e22cce8e31966fbbe5ce07439ef0e4db05

SHA512
1a5d123f9aff26f9e508610f4b0c952fc8580c3327f2b702d2272e15659bb7caf8dfe0a20da96ce805f543c7ab6403062ec21b241d841509342c85f5f21caa7f

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