2794d6210acbc3a694dde7079d4badf9df39565118aa6a50478d3fe886dea723

Analysis

max time kernel
146s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
12/05/2024, 00:40

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General

Target
Docs/REAPER Quick Start.pdf
Size 98KB
Sample240512-a1a99sbb28
SHA256 58045223424d936adcefc09c06f635c30a1aaba0335fc5d5954b43833b53fd72
MD5 1bddb792fec19750ccbbb8352b2b8ffe
SHA1 dd300cb011e0d9abd57f41503e31367167fddd68
SHA512 1438030735aa9549e13b2e275210a9c6bb825329acd568d8c38f8debe04474ce01be5e44ef6b76913d47b59d33c58954615754cffbce67de04f9ccbaa8341631
SSDEEP 1536:loTqjohGkVSC9aZHu40Y7w58PxeVPM6b24k8frIP4T8m0qd4gBE:1lHfEU03kPm8m0qzBE
MD5 SHA1 SHA512 SSDEEP

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-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2668	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe
2668	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2668 wrote to memory of 2124	2668	AcroRd32.exe	82
PID 2668 wrote to memory of 2124	2668	AcroRd32.exe	82
PID 2668 wrote to memory of 2124	2668	AcroRd32.exe	82
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3316	2124	RdrCEF.exe	83
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84
PID 2124 wrote to memory of 3300	2124	RdrCEF.exe	84

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\Docs\REAPER Quick Start.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:2668
- 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:2124
- - 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=8463AB2C9B2A923A3F25E29038B2A67E --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3316
- - 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=E64158CF9179B22FA964209720D3ADBB --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=E64158CF9179B22FA964209720D3ADBB --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3300
- - 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=2867AE3F087549D9BD6B1E731B682A03 --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2952
- - 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=718E3BE16910AE4038BED3F597179E62 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4168
- - 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=E0E63F5C02538CD9EB04EE19E0607219 --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=E0E63F5C02538CD9EB04EE19E0607219 --renderer-client-id=6 --mojo-platform-channel-handle=2448 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3732
- - 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=FD7F98A62DF756ABD27D9BF791519819 --mojo-platform-channel-handle=1700 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3688

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:1044

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

ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 64KB
SHA256 7ed68ad4ef7438bc541613435e8ed5238312d37a4e71505a9eb287d7e77693d9
MD5 f88b84606f53f9c39996a6acfaddad73
SHA1 8077167087d5e72ccd39e3eb35be9722dbec83d2
SHA512 36857cf8f56a443fa90d27bf7f325791b72a7e967811e184f0686e634829229fdc21b78c3fd924eca5c220c79d5bbc10ebcba604d3a346f9aa354556c8d17676
SSDEEP 384:yejdThatELJ8SWvDTGJCesZsLglKhubvGZsLRZh+vS4:2+elZsLQCZsL3hUS4
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 36KB
SHA256 b1b77e96279ead2b460de3de70e2ea4f5ad1b853598a4e27a5caf3f1a32cc4f3
MD5 b30d3becc8731792523d599d949e63f5
SHA1 19350257e42d7aee17fb3bf139a9d3adb330fad4
SHA512 523f54895fb07f62b9a5f72c8b62e83d4d9506bda57b183818615f6eb7286e3b9c5a50409bc5c5164867c3ccdeae88aa395ecca6bc7e36d991552f857510792e
SSDEEP 24:TLiXlzkrFsgIFsxX3pALXmnHpkDGjmcxBSkomXk+2m9RFTsyg+wmf9Mzm+Zs3tGl:TqlmFTIF3XmHjBoGGR+jMz+LhT
MD5 SHA1 SHA512 SSDEEP

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ReaderMessages

Path C:\Users\Admin\AppData\LocalLow\Adobe\Acrobat\DC\ReaderMessages
Size 56KB
SHA256 111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131
MD5 752a1f26b18748311b691c7d8fc20633
SHA1 c1f8e83eebc1cc1e9b88c773338eb09ff82ab862
SHA512 a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5
SSDEEP 192:wedRBvVrThe4p4/KhTB4p4CitZtkZsLRGVDbw6H3ph+v3YQa9:weZdThkKhBvkZsLRGlzh+vS9
MD5 SHA1 SHA512 SSDEEP

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