4bb3754c78485138870ed9645108bbea54dfde2670f7e873226a62d4b176d578

Analysis

max time kernel
148s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
19/03/2024, 10:38

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General

Target

d5e64db3e0ca15dcc69ea95c4206f5af.pdf
Size

35KB
MD5

d5e64db3e0ca15dcc69ea95c4206f5af
SHA1

d1bdacb47a2b4443b1372a488ee8195e1722144f
SHA256

4bb3754c78485138870ed9645108bbea54dfde2670f7e873226a62d4b176d578
SHA512

4f46dcf4bc3a1621ddf8b89df6b3fd5d35f489b33818a5ac00a1210fba3c3643ea2990516315aa4613cd804029294a8b910491a1be9785420aaa2b37ab869053
SSDEEP

768:1pB0tEkANZJc3srg6qxzRzcEw4jiLyZcMvDnnb:dsTAdckqxzdcj4jCNCDnb

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-1-5-21-275798769-4264537674-1142822080-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3348	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe
3348	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3348 wrote to memory of 1204	3348	AcroRd32.exe	93
PID 3348 wrote to memory of 1204	3348	AcroRd32.exe	93
PID 3348 wrote to memory of 1204	3348	AcroRd32.exe	93
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 3104	1204	RdrCEF.exe	94
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95
PID 1204 wrote to memory of 2796	1204	RdrCEF.exe	95

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\d5e64db3e0ca15dcc69ea95c4206f5af.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:3348
- 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:1204
- - 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=1BDE8538A88B72879876DF598759C0E1 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3104
- - 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=3B924579004FD07587177E215D4409A9 --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=3B924579004FD07587177E215D4409A9 --renderer-client-id=2 --mojo-platform-channel-handle=1748 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:2796
- - 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=D1614455B5244E0560E24BF91DEE1EE5 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1288
- - 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=7A3E8C1ABBE2A493962EBF042E9866D6 --mojo-platform-channel-handle=2344 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2876
- - 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=FFB415F1A39C15AAB10820CDF161F615 --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=FFB415F1A39C15AAB10820CDF161F615 --renderer-client-id=6 --mojo-platform-channel-handle=2508 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3028
- - 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=D4FC9018275F476E4E217289C11D92AE --mojo-platform-channel-handle=2672 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2364

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3844

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
9fea3b80803160a71bdaa3e60adf9471

SHA1
aa698071a2ec79965305288de13aa3f75aadab12

SHA256
d726e141aea922ca54e96ac41f8892b17b0bde7891671dd3a752a24e2b6dd5fe

SHA512
57950ed0f8edb5e4d9d3363b443f4570ba2dba7f75016215c993ec76e86443d0bdddb9d141d377d33312f6091c98052921b45c69a3fe4a361091d17e7183b682

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