2ea2fc3465d3a7c3b5ce462828a35e375055082f9300627937f8ea9b4fd9f334

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 20:47

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General

Target

689a90cb213d2d023baf7c4f7f4b66de.pdf
Size

61KB
MD5

689a90cb213d2d023baf7c4f7f4b66de
SHA1

46632539c00204774c68ae5575bd2b0dc1695867
SHA256

2ea2fc3465d3a7c3b5ce462828a35e375055082f9300627937f8ea9b4fd9f334
SHA512

12dd7d603362fb02319a6828d1b6d7170573c24d7212b137376275fd5e28c747667b7d8920a47968c45f59e9b1891abc9e013415832bea040d28a472324b3dab
SSDEEP

1536:DUetCP890OyfFXNkj4ms+5w2f/6OWd0GG1eRjr:ZtX0ZNkj4Xk7SOz6h

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
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeManageVolumePrivilege	4712	svchost.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe
2404	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2404 wrote to memory of 2556	2404	AcroRd32.exe	97
PID 2404 wrote to memory of 2556	2404	AcroRd32.exe	97
PID 2404 wrote to memory of 2556	2404	AcroRd32.exe	97
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 3992	2556	RdrCEF.exe	98
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99
PID 2556 wrote to memory of 5112	2556	RdrCEF.exe	99

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\689a90cb213d2d023baf7c4f7f4b66de.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2404
- 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:2556
- - 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=231D7081722D5A57C9E83E5AD258613B --mojo-platform-channel-handle=1724 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3992
- - 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=C2707930B74F0D33E424CEE731074807 --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=C2707930B74F0D33E424CEE731074807 --renderer-client-id=2 --mojo-platform-channel-handle=1716 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:5112
- - 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=2558F025F5B402942DF58EC49849E140 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3328
- - 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=35E2C5791062C4BF83A29A61B4254856 --mojo-platform-channel-handle=1792 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4692
- - 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=5628ACC52C16DC396CA783ED066C2E72 --mojo-platform-channel-handle=2328 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4328

C:\Windows\system32\rundll32.exe
"C:\Windows\system32\rundll32.exe" "C:\Windows\SYSTEM32\EDGEHTML.dll",#141 Microsoft.VCLibs.140.00_8wekyb3d8bbwe
1⤵
PID:4604

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k UnistackSvcGroup
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4712

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

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Downloads

C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages

Filesize
64KB

MD5
60c687788d1a0a837a9e7362acba8f38

SHA1
0bfd98ea5d3dd63fc2f020c29e4ebbdbef922c3f

SHA256
5b091844bb7d580a71679ece13befd3943718cf73ee026fe8d24e61d5d77abda

SHA512
23261cb4e710faeb0ef981ea946b0f3e04c112604d7c89b6c66ff9967ca83c979e39720574fd343da3474b68dbf8dcbf42cef31c2c9f87e789de174b565d5607

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/4712-178-0x000001D969840000-0x000001D969850000-memory.dmp

Filesize
64KB

Download
memory/4712-194-0x000001D969940000-0x000001D969950000-memory.dmp

Filesize
64KB

Download
memory/4712-210-0x000001D971C70000-0x000001D971C71000-memory.dmp

Filesize
4KB

Download
memory/4712-212-0x000001D971CA0000-0x000001D971CA1000-memory.dmp

Filesize
4KB

Download
memory/4712-213-0x000001D971CA0000-0x000001D971CA1000-memory.dmp

Filesize
4KB

Download
memory/4712-214-0x000001D971DB0000-0x000001D971DB1000-memory.dmp

Filesize
4KB

Download