6c643942bc29eb89bbf594fd30ae3868fc78812bfceea07af1a2af338e3b81a7

Analysis

max time kernel
144s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
05/03/2024, 09:58

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General

Target

b46b08010c782a166040d0dba869f39e.pdf
Size

30KB
MD5

b46b08010c782a166040d0dba869f39e
SHA1

60dc9f3a86b3b3c36756d66eb2574d1a5330ed68
SHA256

6c643942bc29eb89bbf594fd30ae3868fc78812bfceea07af1a2af338e3b81a7
SHA512

2715d5edbb1c124a0633c09b42472b165003384b1681361f9d379124fea414c6de496b1dc0b69164e25ec469a88b1954438c2c057c9c480b33f5b464dd4d8047
SSDEEP

768:Vz9zjGY1xz+xdy1UR1mjZKdftYNKIoo5uIRdkE/bErQb5q4uEfs5S0miF3GRM3+s:+YYuhDchEDEclpkk1G21vAvZv/jB

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3468	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe
3468	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3468 wrote to memory of 1424	3468	AcroRd32.exe	99
PID 3468 wrote to memory of 1424	3468	AcroRd32.exe	99
PID 3468 wrote to memory of 1424	3468	AcroRd32.exe	99
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 1248	1424	RdrCEF.exe	104
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	RdrCEF.exe	105
PID 1424 wrote to memory of 4836	1424	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\b46b08010c782a166040d0dba869f39e.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:3468
- 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:1424
- - 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=EF83D9207727E054E462D71B8F993D9B --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1248
- - 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=56E9A5FC4ED209FFCF467EC63EFBD5A5 --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=56E9A5FC4ED209FFCF467EC63EFBD5A5 --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4836
- - 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=FC02A68A426A0F54817C49DAA764C08D --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=FC02A68A426A0F54817C49DAA764C08D --renderer-client-id=4 --mojo-platform-channel-handle=2184 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3188
- - 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=29A76F1612E29FE8CA8082984C18814D --mojo-platform-channel-handle=2552 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1720
- - 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=8F7204573EDEE30D0C5B981394DC97B7 --mojo-platform-channel-handle=2668 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:832
- - 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=CA5EB1DA4C383E8F0263B2BAFFCC947A --mojo-platform-channel-handle=2624 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2872
- 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:2872

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1408 --field-trial-handle=2276,i,5697607538120380977,9987005253899555344,262144 --variations-seed-version /prefetch:8
1⤵
PID:452

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

Loading Replay Monitor...

Downloads

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

Filesize
64KB

MD5
1d00e8769dab49960a491bf630df10d6

SHA1
2209db7413625e817cadb69fa1c022d84d63b98d

SHA256
a152eda1c546b3051494ca77cb3bf7f133376238ab4332562ec3bd83ded52fcf

SHA512
d57bec1b7466fb0eccd91aa490102d1fd29bad8176c31debfcad301dd13611d78582eaa3d22a8f636f0b9c72c3b0faaa2f0d67bf7af20b83d07fefed36a0aee0

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/3468-124-0x000000000ABD0000-0x000000000AE7B000-memory.dmp

Filesize
2.7MB

Download