8e59ebfaae7032ade48167261f66c46b88c5b1177c08bb9d9ee19db8cb93e52c

Analysis

max time kernel
144s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
27-01-2024 22:15

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General

Target

7b6c3e52f2578fc569b2e1094a5dac47.pdf
Size

79KB
MD5

7b6c3e52f2578fc569b2e1094a5dac47
SHA1

fe8f0a5051e4ed0e2090a716178b2e68386754d1
SHA256

8e59ebfaae7032ade48167261f66c46b88c5b1177c08bb9d9ee19db8cb93e52c
SHA512

7c31f83a243670abfcbaad0bf3dd3dc2b968b5b081a4a09249f6c6057457bc01fe9d270f7c179f3a1eb8f48244e83f60878fc18d8045555cfd81af8483c8756c
SSDEEP

1536:8V211QejerzLqbb0vQMO2pb5IU5qGaCJlSa8WGrETdKV2tbTW8pO+mcC:/iLDljIU5qrC0ETdKab6+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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4532	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe
4532	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4532 wrote to memory of 216	4532	AcroRd32.exe	88
PID 4532 wrote to memory of 216	4532	AcroRd32.exe	88
PID 4532 wrote to memory of 216	4532	AcroRd32.exe	88
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 3064	216	RdrCEF.exe	89
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90
PID 216 wrote to memory of 1956	216	RdrCEF.exe	90

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\7b6c3e52f2578fc569b2e1094a5dac47.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:4532
- 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:216
- - 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=C050969BE13BAFCF33DE18D24DFAAACD --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3064
- - 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=B6E0EBACEBB574B44A510A4A7054E0C7 --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=B6E0EBACEBB574B44A510A4A7054E0C7 --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1956
- - 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=8A2911E3351B296C7376D6E2A9EB095C --mojo-platform-channel-handle=2160 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1060
- - 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=9534CC8893BD0EBD8F730803B4BAC7AF --mojo-platform-channel-handle=2400 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2820
- - 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=4C5A537D82D1A3EF81688C1ED8F06D53 --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=4C5A537D82D1A3EF81688C1ED8F06D53 --renderer-client-id=6 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3776
- - 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=41E1D32395AE11AFF1AF3AFF9CFF576E --mojo-platform-channel-handle=2660 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4772

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
0a8a21473e91c2d06092d482b25d4c18

SHA1
72888c755787285471541120c494ddfaa1776b81

SHA256
76a29df55396ec6aa41bdb27d057fa8e6aab00db30f5ec28dc3e5b574b388006

SHA512
9f1cbf9ca607b52a75c11e5a76b3f113ce41d89c5dddde884d335eb6187be0e43f02f1cfe8e6300a0cd6251b974f9c434a9ded25f1de4b50995cfac6932c21db

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
memory/4532-25-0x000000000AD00000-0x000000000AD50000-memory.dmp

Filesize
320KB

Download