c219e07cc838fc3276a1752b1accbc2ea27b10fff29970568426c1277cbe4d10

Analysis

max time kernel
141s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
13-01-2024 09:23

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

58908461af66e1a5d9ed12dcc770d293.pdf
Size

84KB
MD5

58908461af66e1a5d9ed12dcc770d293
SHA1

7b401aaccbba6d4e2d72769416f5f459a11b29fd
SHA256

c219e07cc838fc3276a1752b1accbc2ea27b10fff29970568426c1277cbe4d10
SHA512

dea8722472ecf0aa40bea5926239f8847bd9c620cec3d760861c30f79522b658c7a18a15f98822002edb631eb0d6ff76bd999a173dd586e267d1593da5c1cae4
SSDEEP

1536:UfCsd3KWS8lf+PEgkXeRBRBpSakodmy/9yjSWgDQ2rQSgjBW8pO77ZB:ItdV+PSeRnBpSakodmy/Mi8j47T

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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	AcroRd32.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	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
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4808	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe
4808	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 4808 wrote to memory of 1228	4808	AcroRd32.exe	97
PID 4808 wrote to memory of 1228	4808	AcroRd32.exe	97
PID 4808 wrote to memory of 1228	4808	AcroRd32.exe	97
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 2580	1228	RdrCEF.exe	99
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98
PID 1228 wrote to memory of 1468	1228	RdrCEF.exe	98

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\58908461af66e1a5d9ed12dcc770d293.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:4808
- 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:1228
- - 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=E5D37530691A6652D8009A0E51834A77 --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=E5D37530691A6652D8009A0E51834A77 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:1468
- - 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=86C0C65AB68A12F368E031DA2AA00A5B --mojo-platform-channel-handle=1736 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2580
- - 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=FF4D60666FE676F25BEF3E554BDFC77C --mojo-platform-channel-handle=2296 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2772
- - 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=81C21CB684E1D889264093D4C9F63423 --mojo-platform-channel-handle=1944 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4236
- - 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=308C29D9A9D3694DC149BB1861F9F64C --mojo-platform-channel-handle=2384 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1252
- - 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=4889A94B6C8396BD86CDF56B8F43B5A9 --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=4889A94B6C8396BD86CDF56B8F43B5A9 --renderer-client-id=8 --mojo-platform-channel-handle=2304 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2096

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:4440

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
5c682d7994ade3f4d83b08f880900a47

SHA1
e122c35cbc452299b2cec12240de0195bcb821a5

SHA256
e13c50f20e97ab87af1bfa22bb818f93c41a97f64a2eb864b7d8e99213f13eea

SHA512
ee21e95db53704d0c057e906c5efa136f1b55b3bf75c7ec4ce40b76e74af79845713e699e10ff07a4a701835d8b69fbbb85a6c128438a1c506704638c25cc429

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

Filesize
56KB

MD5
c26ed30e7d5ab440480838636efc41db

SHA1
c66e0d00b56abebfb60d2fcc5cf85ad31a0d6591

SHA256
6a3c5c4a8e57f77ecc22078fbf603ecc31fb82d429bd87b7b4b9261447092aef

SHA512
96cdb78bca3e01d4513c31661987e5646e6a8ff24708918aa0d66dfa3ca5d98af4862c9f38c4f41f933c345d2d3adfb1d34d1430b33f45f916f41a9872a030df

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

Filesize
56KB

MD5
752a1f26b18748311b691c7d8fc20633

SHA1
c1f8e83eebc1cc1e9b88c773338eb09ff82ab862

SHA256
111dac2948e4cecb10b0d2e10d8afaa663d78d643826b592d6414a1fd77cc131

SHA512
a2f5f262faf2c3e9756da94b2c47787ce3a9391b5bd53581578aa9a764449e114836704d6dec4aadc097fed4c818831baa11affa1eb25be2bfad9349bb090fe5

Download Submit