ab6ed4fe963360cc9df7463c0bccb6f0bb5c33c161e17b618f7ce9c8a3789305

Analysis

max time kernel
150s
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
14/01/2024, 05:12

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General

Target

5a5e5977fe7a442633d27e74df23dd24.pdf
Size

41KB
MD5

5a5e5977fe7a442633d27e74df23dd24
SHA1

50cf111de8ad89ebbd2fa35f1f44fce0f8de8e64
SHA256

ab6ed4fe963360cc9df7463c0bccb6f0bb5c33c161e17b618f7ce9c8a3789305
SHA512

de5703dbba9f37a4f7159054cb51dc1a525e649bd37543462cdf8b848fff7ef602413c4c32fe9647ffb160fa3144034b729c54e16f951f91caf21af29fab887e
SSDEEP

768:v2fer4EPoxD1T0a3t+P4o5nz6Hsf2ZXCFLRqSOy958tJt:v2feWbT0KG4ZsOAFLR958zt

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
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
3984	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe
3984	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3984 wrote to memory of 3636	3984	AcroRd32.exe	95
PID 3984 wrote to memory of 3636	3984	AcroRd32.exe	95
PID 3984 wrote to memory of 3636	3984	AcroRd32.exe	95
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 2296	3636	RdrCEF.exe	96
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97
PID 3636 wrote to memory of 3632	3636	RdrCEF.exe	97

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\5a5e5977fe7a442633d27e74df23dd24.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:3984
- 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:3636
- - 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=86B6B842457D6AF5CACCF596633777D7 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2296
- - 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=0296AAE76FD6167117A31D403CD930BF --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=0296AAE76FD6167117A31D403CD930BF --renderer-client-id=2 --mojo-platform-channel-handle=1752 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3632
- - 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=6D00EC0FF6B943402ED668DF9345E1F2 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:4932
- - 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=C03D9667F992897688CEF7E2C316A3FC --mojo-platform-channel-handle=2308 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:1348
- - 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=C6B8267C1CFE367BD569B752E149BDD8 --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=C6B8267C1CFE367BD569B752E149BDD8 --renderer-client-id=6 --mojo-platform-channel-handle=2340 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:368
- - 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=9A8885DE84554FBA4EB7FAD2A88B70D5 --mojo-platform-channel-handle=2644 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3928

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:2688

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
ead1dc7506c66040af65dc52a2a52a9b

SHA1
90d6b7f1ed3af2f7593e008d02a67b5c15718a9b

SHA256
04f7551a507381e0363782b93e11f660a4ab067ec2f23c85ac362fa48de657fb

SHA512
0190b4b55002d8a56c171cf6984548d920f1a00c5bba71279e17b7533be31321d9d80f1469a9abb14e586370f6ed00b924a4fd04bfb42255c3b3a39bf8b900d8

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