7a210e23a097763c0af0ea4cd6b79f7e67ab298457d250803025b306a7eccd72

Analysis

max time kernel
142s
max time network
125s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
19/01/2024, 11:18

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General

Target

677d6fb8896317912a92a73f3ea31018.pdf
Size

83KB
MD5

677d6fb8896317912a92a73f3ea31018
SHA1

9249e8f9aedf77dcf9a5070e77b6ad3262a175c7
SHA256

7a210e23a097763c0af0ea4cd6b79f7e67ab298457d250803025b306a7eccd72
SHA512

e94f9a345cc292f00d84b3fbf4510484c0ecf630999f0861b0642d178eb70b8fcb9c04b54aab92d4e6a6bdaab44edc1bfe84bafc8061a4d4fbb35b30c7961213
SSDEEP

1536:Ovues7HHTgujIC8Zm0T3w0vbF9xPyweZj2rbvrKddUVhco14vqK:RH7HMujR8Y0TlbF/6weY3TKTUVF4f

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
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1520	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe
1520	AcroRd32.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1520 wrote to memory of 4948	1520	AcroRd32.exe	96
PID 1520 wrote to memory of 4948	1520	AcroRd32.exe	96
PID 1520 wrote to memory of 4948	1520	AcroRd32.exe	96
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3128	4948	RdrCEF.exe	99
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100
PID 4948 wrote to memory of 3952	4948	RdrCEF.exe	100

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\677d6fb8896317912a92a73f3ea31018.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:1520
- 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:4948
- - 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=6E5EAB7872BF46BB0BB38CA575504EDC --mojo-platform-channel-handle=1748 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3128
- - 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=D9DEEDC0DCC9684FFD99D5AFACF4105A --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=D9DEEDC0DCC9684FFD99D5AFACF4105A --renderer-client-id=2 --mojo-platform-channel-handle=1740 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:3952
- - 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=EAF9E81F5183AC414C65A683E4CCB024 --mojo-platform-channel-handle=2176 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3484
- - 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=DFECE1B5AFC01CE8095321B0E7AFC883 --mojo-platform-channel-handle=1972 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:3444
- - 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=9D14507BE173587EA3E2E1E9B61A11CD --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=9D14507BE173587EA3E2E1E9B61A11CD --renderer-client-id=6 --mojo-platform-channel-handle=2308 --allow-no-sandbox-job /prefetch:1
    3⤵
    PID:4636
- - 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=1A5D2A92CC7F18D84C02368DC2DC635E --mojo-platform-channel-handle=2284 --allow-no-sandbox-job --ignored=" --type=renderer " /prefetch:2
    3⤵
    PID:2144

C:\Windows\System32\CompPkgSrv.exe
C:\Windows\System32\CompPkgSrv.exe -Embedding
1⤵
PID:3328

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
039002fca41564b1da462e7a2b712031

SHA1
5de903ff99f906beafec6487c9124cedc3656495

SHA256
6358ddc5b6742c6a8e7ea977f3cb35fd648121bc0f611e98de524d4caad02675

SHA512
2e7e1df7638c2cf4c3b9a2c05f2c09b1205bcf0e71a2d0c45d87e45fc63255216c0ce1f6be8d89ac2e171da3092964592975c6fe7ceaf27916d100f056251a78

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/1520-27-0x000000000B8E0000-0x000000000B901000-memory.dmp

Filesize
132KB

Download