7b483559818ad9f86136a1b1adfb6c9ba67bedce87638015fea981e02f74e159

Analysis

max time kernel
141s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231020-en
resource tags

arch:x64arch:x86image:win10v2004-20231020-enlocale:en-usos:windows10-2004-x64system
submitted
24/10/2023, 00:19

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General

Target

NEAS.82f582db42476f7b0587a60e87371220_JC.pdf
Size

55KB
MD5

82f582db42476f7b0587a60e87371220
SHA1

eec898dd03977da670ae48330538ab390b15b0f2
SHA256

7b483559818ad9f86136a1b1adfb6c9ba67bedce87638015fea981e02f74e159
SHA512

2d01a2dbc57e483a9ac8f5d2d2ce5adc70f976336967ac317c2952dcf4e6398d12125908dea4f2eab05b3694ad6efc257a40df89e3c5f036becceca071f5345b
SSDEEP

768:AuzdNIggou41dMV+foYlP13d/9njRuf0/QsBBDSLxuFWggt1Kr3:rzIW1dMV+foY5hjC05lSkWdKr3

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-1-5-21-1873812795-1433807462-1429862679-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1224	AcroRd32.exe

Suspicious use of SetWindowsHookEx 6 IoCs

pid	Process
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe
1224	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1224 wrote to memory of 4520	1224	AcroRd32.exe	91
PID 1224 wrote to memory of 4520	1224	AcroRd32.exe	91
PID 1224 wrote to memory of 4520	1224	AcroRd32.exe	91
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 3616	4520	RdrCEF.exe	93
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94
PID 4520 wrote to memory of 1244	4520	RdrCEF.exe	94

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\NEAS.82f582db42476f7b0587a60e87371220_JC.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:1224
- 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:4520
- - 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=1808A36D7ED62DC4F1763F03AA27F19B --mojo-platform-channel-handle=1752 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3616
- - 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=E80F70134B9D24E0518B0110092FCC77 --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=E80F70134B9D24E0518B0110092FCC77 --renderer-client-id=2 --mojo-platform-channel-handle=1760 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1244
- - 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=4FED775EAD601EFB592B5095EE3AFABC --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=4FED775EAD601EFB592B5095EE3AFABC --renderer-client-id=4 --mojo-platform-channel-handle=2164 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1168
- - 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=E19D9C89B4EC7A8285BDDC567EB532B4 --mojo-platform-channel-handle=2560 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1344
- - 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=9EDEDEA5D7D6D6AEABE9B6AE7861B3C6 --mojo-platform-channel-handle=2676 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1612
- - 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=7300F5A7F5B987A97AEA2D57A763848A --mojo-platform-channel-handle=1764 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4792

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1788

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
f7ae6b1d6ba6c79b20597b7a00abbaad

SHA1
332470ac64b3715a828302e13b1288cafc2fe478

SHA256
d9f6a828683a88ac2a5e5ad0220e9e7d051b7bf7e835e0173cd58e0da3fc64e1

SHA512
02d3f987559586438e2fe5a1d192ff4b2780e4ede37daa6c65dbdadbd244843bee79fcc960aac1584154a1d19066f1b860679a88c0593f103bb04038cfeaac38

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

Filesize
64KB

MD5
2a6451b492184ffb12f432999d090f80

SHA1
e1ef82c759a11390525835828009bde26161c812

SHA256
1c7e0c7b84ff73ec1b2c9013c3639286c5fb39104e26cb8869189ee5be50dab3

SHA512
a2d482dc501d781186e4731c0ea15b5dd5fa5a65688cdc39bf4e86327a58fcd12aa600056c3397bead0e92160b59ea8073b21819a904e869d7873fa745a29f5c

Download Submit