c6c8b29b5c21284f9c556528c770574f66ecbf67274f3bb34bb20355f38752dd

General

Target

d7367bc0c8b09be76a8382624e5010bf.pdf
Size

99KB
MD5

d7367bc0c8b09be76a8382624e5010bf
SHA1

b5c8d0ba8198a6227a41f6ee79cf95e694d4b514
SHA256

c6c8b29b5c21284f9c556528c770574f66ecbf67274f3bb34bb20355f38752dd
SHA512

1acc9f5bf9098dc4b1c201af0d7df60c746c76a9cc88c77764bb2432edcc64221e029df833dbba6ed324d5c54a2ebd2c863d386829340be8f18042479390468b
SSDEEP

3072:9CdXhVvvKopii0zi84+d7TkByCzKZ7e+9b:QNhVqoPcv7QiZ

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-1-5-21-3808065738-1666277613-1125846146-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	AcroRd32.exe

Suspicious behavior: EnumeratesProcesses 26 IoCs

pid	Process
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
4784	AcroRd32.exe

Suspicious use of SetWindowsHookEx 5 IoCs

pid	Process
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe
4784	AcroRd32.exe

Suspicious use of WriteProcessMemory 18 IoCs

description	pid	Process	procid_target
PID 4784 wrote to memory of 1760	4784	AcroRd32.exe	105
PID 4784 wrote to memory of 1760	4784	AcroRd32.exe	105
PID 4784 wrote to memory of 1760	4784	AcroRd32.exe	105
PID 4784 wrote to memory of 3684	4784	AcroRd32.exe	109
PID 4784 wrote to memory of 3684	4784	AcroRd32.exe	109
PID 4784 wrote to memory of 3684	4784	AcroRd32.exe	109
PID 4784 wrote to memory of 1820	4784	AcroRd32.exe	110
PID 4784 wrote to memory of 1820	4784	AcroRd32.exe	110
PID 4784 wrote to memory of 1820	4784	AcroRd32.exe	110
PID 4784 wrote to memory of 3184	4784	AcroRd32.exe	113
PID 4784 wrote to memory of 3184	4784	AcroRd32.exe	113
PID 4784 wrote to memory of 3184	4784	AcroRd32.exe	113
PID 4784 wrote to memory of 4104	4784	AcroRd32.exe	114
PID 4784 wrote to memory of 4104	4784	AcroRd32.exe	114
PID 4784 wrote to memory of 4104	4784	AcroRd32.exe	114
PID 4784 wrote to memory of 4188	4784	AcroRd32.exe	115
PID 4784 wrote to memory of 4188	4784	AcroRd32.exe	115
PID 4784 wrote to memory of 4188	4784	AcroRd32.exe	115

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\d7367bc0c8b09be76a8382624e5010bf.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:4784
- 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⤵
  PID:1760
- 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⤵
  PID:3684
- 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⤵
  PID:1820
- 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⤵
  PID:3184
- 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⤵
  PID:4104
- 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⤵
  PID:4188

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4064 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
1⤵
PID:2268

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
64KB

MD5
e0ce5289ab057d3144a3da4d7d65f0e9

SHA1
cd0e30a81cb3407326c0763dda18042b85b32161

SHA256
391d7de5537f55c6751e7a27e05d4a95109ae2c0c3c8ee63663df637900476a2

SHA512
749618da3d266406047344aa987799b5159faefd4a300fe0ad6e5d6fe755cb7ead84f80685c44a9eaec5eb3f7b9a19fc3bbc792cd45c16c337c0acf850b855d2

Download Submit
memory/4784-109-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-68-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-104-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-1-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-114-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-119-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-124-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-129-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-134-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-139-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-144-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download
memory/4784-149-0x000000000A580000-0x000000000A5D0000-memory.dmp

Filesize
320KB

Download

Analysis

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