c22e82a7c57eb2bc40f140101282a9f65a4d338a0ecf6ccb7fac2a8c4c9d2a5c

Analysis

max time kernel
5s
max time network
73s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
22/12/2023, 13:44

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General

Target

aba0a6cfc94d7256689a981ef97e5a59.pdf
Size

64KB
MD5

aba0a6cfc94d7256689a981ef97e5a59
SHA1

9beef4b5efeb9dc1db80848f4c3151ead908a38f
SHA256

c22e82a7c57eb2bc40f140101282a9f65a4d338a0ecf6ccb7fac2a8c4c9d2a5c
SHA512

86ec91c94e9f8d2640dcaccc142635a1881d757f585158619a89716fe7a5a6fb1d6e2691a7f745401d6e01d4684f85880b585b9288c176bee3d3da9788b9f20f
SSDEEP

1536:+B5lFT/n+fGz3qsl2UPSRS0y/SJ69ujjZu/+plXO/:09nN+cSg0y/CjI8li

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 use of FindShellTrayWindow 1 IoCs

pid	Process
1492	AcroRd32.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe
1492	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1492 wrote to memory of 1712	1492	AcroRd32.exe	91
PID 1492 wrote to memory of 1712	1492	AcroRd32.exe	91
PID 1492 wrote to memory of 1712	1492	AcroRd32.exe	91
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 3604	1712	RdrCEF.exe	93
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	RdrCEF.exe	92
PID 1712 wrote to memory of 1520	1712	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\aba0a6cfc94d7256689a981ef97e5a59.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1492
- 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:1712
- - 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=0D18FCA4A029B9B1D4E8BB0157F6EE9A --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=0D18FCA4A029B9B1D4E8BB0157F6EE9A --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1520
- - 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=41FD0D59276F0EF229F02FC8359E3286 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3604
- - 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=733E90377C666F38669EFF5BA380E38D --mojo-platform-channel-handle=1836 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4840
- - 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=68AF27D522753D8166495959AE7FBC36 --mojo-platform-channel-handle=2412 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3032
- - 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=88B75064C8797436F3EE654FF1D70BD3 --mojo-platform-channel-handle=1960 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3984
- - 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=19C4630C0435E369FC874602D46D95D7 --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=19C4630C0435E369FC874602D46D95D7 --renderer-client-id=7 --mojo-platform-channel-handle=1836 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3128

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3280

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
d13c9f77f14bf95adb961b604b6e5ef9

SHA1
2c3ca6133e943458dc8d03f83f92fca47cec31be

SHA256
cef8c97aaf524ddcc7098451fb18aeb89a8e79a4912898d79c968fef64ed5a58

SHA512
9633285acf07f13a4ccfbbaeb5d41b570c4a5b855a00cf3a88ae998f380156177caf4f51d4d3538fee36aee83442514616037aaab37417a12b779da9df393c11

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
50KB

MD5
645a8f2acf49544a330a5857219b3251

SHA1
dea9f06e9f8c1803eb2bd2c74bec3598370b5f84

SHA256
ce8d254e8fd2211133af33f4539ff2b96c443312cb940b1c315683f4f240ca70

SHA512
39307ad010942b7f5ba03ec0a503ddb4198106f44d2c2ce7af2d5490df9c67fd4c1a0afe72af6165cba3d8a035895f0fd78f01f34238cae2947169461bb06796

Download Submit