ff2876024ba04f8b8d258ca79889801467fb1e7250a804e4892054431b27acaa

Analysis

max time kernel
62s
max time network
67s
platform
windows10-2004_x64
resource
win10v2004-20230703-en
resource tags

arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system
submitted
14/07/2023, 20:51

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General

Target

BriceBarclay-Brochure-Email-2023.pdf
Size

8.7MB
MD5

ce036459bb4acdc9a556c8a6261b4310
SHA1

515a559c8cadf93c6e58d7e48a53bd59e56f6055
SHA256

ff2876024ba04f8b8d258ca79889801467fb1e7250a804e4892054431b27acaa
SHA512

3c28d6cb6bae2e82f0f72c2312488872e605174a577d9a0452689fc89724216ef11109a4152cf83ca0d2dae4827f0f441910a9b5e7c6efd0f465365e79a55ea1
SSDEEP

196608:Z4VBOSBcxPv1rKcpGR9yo3INsJjZkmsDOqZDdUKrB/8n3:WVBaPHp89BICJYDOa0

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-1-5-21-3195054982-4292022746-1467505928-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
420	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
420	AcroRd32.exe
420	AcroRd32.exe
420	AcroRd32.exe
420	AcroRd32.exe
420	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 420 wrote to memory of 1564	420	AcroRd32.exe	91
PID 420 wrote to memory of 1564	420	AcroRd32.exe	91
PID 420 wrote to memory of 1564	420	AcroRd32.exe	91
PID 420 wrote to memory of 4552	420	AcroRd32.exe	93
PID 420 wrote to memory of 4552	420	AcroRd32.exe	93
PID 420 wrote to memory of 4552	420	AcroRd32.exe	93
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2080	1564	RdrCEF.exe	95
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96
PID 1564 wrote to memory of 2324	1564	RdrCEF.exe	96

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\BriceBarclay-Brochure-Email-2023.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:420
- 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:1564
- - 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=5FB97CD5A65D8AD7064C83717B4469FC --mojo-platform-channel-handle=1712 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2080
- - 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=2B728FEC5EB67CDF7042B69DAB2417D2 --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=2B728FEC5EB67CDF7042B69DAB2417D2 --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2324
- - 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=35AD1588390AA4231B74B0F66E13C58C --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=35AD1588390AA4231B74B0F66E13C58C --renderer-client-id=4 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4284
- - 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=AC912D7D43A83124842CFDC1720D2099 --mojo-platform-channel-handle=2440 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4876
- - 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=43A43F0C6B019D3EB39563A9A8C5A96B --mojo-platform-channel-handle=2452 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3168
- - 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=34D1396D6AADF18E311B67BBFB81128F --mojo-platform-channel-handle=2680 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3396
- 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⤵
  PID:4552

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2040

Network

MITRE ATT&CK Enterprise v6

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
bcacb56f79cff45913163ac08d40408b

SHA1
ac05c4a8b556389e92b587636aa1a1353bf5e88a

SHA256
820d84c843851ec904ee879729df8c4a91cc3a5b376442c39759da3cd0ac5d1d

SHA512
cae4d9d97ec53bc6bdcc4f190c6b400b3138536a6b72ea4f20cf5bee9ae794057d9f5239ad9dc91640a06aca2437e2b954ffa7bcb58f4fba223c8be758baf346

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

Filesize
64KB

MD5
22e98868d051faf6bd3ec6e2fd80655b

SHA1
a8fc8d5725fe2b5fcb501a4c89b03aba697ca2c3

SHA256
1d03d8ff621716bac74afbc78a02bb140b2846276b001ab004e235ac05ab5f24

SHA512
d4f4c71b986407577dbb0f7b2a1886d35c34db4e88e5897e50d8d5b0843e33647663e0d97318019c9f7c9c4f35324ed46390a3541a3d02415c70fcc87374d2d7

Download Submit