7d5e6660d3183933701613c484d56779569b132ed5571e80ac863e4c0c341e1e

Analysis

max time kernel
141s
max time network
156s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
12/01/2024, 23:55

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General

Target

576fbf761b14fc0405b90fda5ab356d8.pdf
Size

70KB
MD5

576fbf761b14fc0405b90fda5ab356d8
SHA1

73f1661521a1caf20d73ae43c26571e82f449ea2
SHA256

7d5e6660d3183933701613c484d56779569b132ed5571e80ac863e4c0c341e1e
SHA512

70bc7212a067a2e86ec0164db7d79519f8675531f25c6980f4d8c76cdd7b3fd5c50904468439cdbb279031889a32092959bc24b4f94108fee037ce9878b3c21a
SSDEEP

1536:id0cLzvkX3AaKKKKEv8MyHalWq93Goxy9XUJcvaZb8h:wFzvS3AavExyH0z99xYUCCZb8h

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-1-5-21-3073191680-435865314-2862784915-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

pid	Process
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe

Suspicious use of SetWindowsHookEx 8 IoCs

pid	Process
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe
4760	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4760 wrote to memory of 2504	4760	AcroRd32.exe	96
PID 4760 wrote to memory of 2504	4760	AcroRd32.exe	96
PID 4760 wrote to memory of 2504	4760	AcroRd32.exe	96
PID 4760 wrote to memory of 2756	4760	AcroRd32.exe	99
PID 4760 wrote to memory of 2756	4760	AcroRd32.exe	99
PID 4760 wrote to memory of 2756	4760	AcroRd32.exe	99
PID 4760 wrote to memory of 4004	4760	AcroRd32.exe	101
PID 4760 wrote to memory of 4004	4760	AcroRd32.exe	101
PID 4760 wrote to memory of 4004	4760	AcroRd32.exe	101
PID 4760 wrote to memory of 1648	4760	AcroRd32.exe	103
PID 4760 wrote to memory of 1648	4760	AcroRd32.exe	103
PID 4760 wrote to memory of 1648	4760	AcroRd32.exe	103
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 2152	4004	RdrCEF.exe	104
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105
PID 4004 wrote to memory of 4108	4004	RdrCEF.exe	105

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\576fbf761b14fc0405b90fda5ab356d8.pdf"
1⤵
- Checks processor information in registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4760
- 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:2504
- 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:2756
- 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:4004
- - 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=4506C3381D306E0870484E84F7EF7DF9 --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2152
- - 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=21B44895405775A030FD996D6F6B9659 --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=21B44895405775A030FD996D6F6B9659 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4108
- - 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=F9A113B93CDFE9025596E982D4F8298F --mojo-platform-channel-handle=2280 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3304
- - 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=A8D1AB0E5623CB43FA92E3390C43767E --mojo-platform-channel-handle=2300 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2692
- - 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=59B31AF191B2F3E88E1065CF91D607B8 --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:924
- - 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=7C21D14594C9844E6B264383C18C121F --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=7C21D14594C9844E6B264383C18C121F --renderer-client-id=8 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1460
- 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:1648

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2712

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
511f4784279896353700f2b1de1f0695

SHA1
768cc8f95044f2a205bf0dd40c2f079800b605ba

SHA256
df0b31c49cdcc4f3eeeb6c285fb64e07b5f2f18981a16533dc0df951bf496fa8

SHA512
8f7e8b09d19aad20db4c095103f24fc6e22367623b01aaab941578a6f93ad81390edaf169a4a6d90fbb355dce2df762646a15ea81b26793af05a4a438cba2aa0

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/4760-146-0x000000000A400000-0x000000000A54D000-memory.dmp

Filesize
1.3MB

Download
memory/4760-153-0x000000000A400000-0x000000000A54D000-memory.dmp

Filesize
1.3MB

Download