a17fbe8efa18b42149c780e50a32d03169656b615a70d3cab93386a2898cfc09

Analysis

max time kernel
144s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
29/01/2024, 03:02

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General

Target

7eb5bd77ff51ec995c13da323d2c32ce.pdf
Size

91KB
MD5

7eb5bd77ff51ec995c13da323d2c32ce
SHA1

4c342b6bf42a82a1b0650a468d163050b12de837
SHA256

a17fbe8efa18b42149c780e50a32d03169656b615a70d3cab93386a2898cfc09
SHA512

5f0c713cc483561ca2107c20a8f5120b4f40f52d08adf4211bc72112a885dee71804f71dfcbedbebe45ac776bf4c5f02939ecdd840f4f6bcc424c79ae1160453
SSDEEP

1536:BB4QsWiKStRhi7a3Jd5066h5D4BuMWnAVgIUNDg9WNvWypOlLRGwWfo2+8dGS:P45ltRh1a6aD0u1nITNlLRGlx9

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-1-5-21-3803511929-1339359695-2191195476-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe
1784	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1784 wrote to memory of 4228	1784	AcroRd32.exe	91
PID 1784 wrote to memory of 4228	1784	AcroRd32.exe	91
PID 1784 wrote to memory of 4228	1784	AcroRd32.exe	91
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 464	4228	RdrCEF.exe	93
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	RdrCEF.exe	94
PID 4228 wrote to memory of 1136	4228	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\7eb5bd77ff51ec995c13da323d2c32ce.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:1784
- 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:4228
- - 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=3DF77EE409589F2B3DDE855B7BC72ED2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:464
- - 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=2B8C2A403BA4F76CF56BC5C0AD35695D --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=2B8C2A403BA4F76CF56BC5C0AD35695D --renderer-client-id=2 --mojo-platform-channel-handle=1732 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1136
- - 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=AB82BE01BD2CD4C9E3AD8180D1A4C9DB --mojo-platform-channel-handle=2156 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3244
- - 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=38CD9B3947DA33EBC589AFB768E766AA --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1148
- - 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=396A79AAE7A00E7AD4B95CA1E5C89DF6 --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=396A79AAE7A00E7AD4B95CA1E5C89DF6 --renderer-client-id=6 --mojo-platform-channel-handle=2172 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3296
- - 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=A4AB135F6F5A6ABFD6C4941A580E6951 --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2224

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4444

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
bdddacbca1e7cd2903a98a35f9cc5358

SHA1
5e35adbd65da191be564bfb731ff93f703134312

SHA256
4df86cda3983d92bef93793040ba7e8a102423c0241c8e30f0a7dc2a8c746388

SHA512
507c4c016d026e465b5992eca0fc528a1d8de2fd33d7d69433475dc5ad074266d979aa57eb3f2067ae625b75c5f7d3aead5cd327033f36fef5e6bc9e67cbdc21

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/1784-27-0x000000000BB60000-0x000000000BB81000-memory.dmp

Filesize
132KB

Download