d8fce9dd9c65ca143343f7711859a7cffc3c5e656a8b84108183fb769a12ed8b

General

Target

test.txt
Size

18B
MD5

5b3f97d48c8751bd031b7ea53545bdb6
SHA1

88be3374c62f23406ec83bb11279f8423bd3f88d
SHA256

d8fce9dd9c65ca143343f7711859a7cffc3c5e656a8b84108183fb769a12ed8b
SHA512

ed2de1eec50310ced4bde8ef6ae4b7902920b007df7b6aeb200cfe9fcc0d36ef05af7526c4675be2feac52831668798d5fe3523175efad6f6549b30f30a0b5d6

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	wermgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	MicrosoftEdgeUpdate.exe

System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 3 IoCs

Adversaries may check for Internet connectivity on compromised systems.

discovery

Internet Connection Discovery

T1016.001

pid	Process
1536	MicrosoftEdgeUpdate.exe
2472	MicrosoftEdgeUpdate.exe
5248	MicrosoftEdgeUpdate.exe

Checks processor information in registry 2 TTPs 7 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\Platform Specific Field 1	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	wermgr.exe
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	wermgr.exe

Enumerates system info in registry 2 TTPs 2 IoCs

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\BIOS	wermgr.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU	wermgr.exe

Modifies registry class 1 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-1387034853-841019411-4036473919-1000_Classes\Local Settings	cmd.exe

Opens file in notepad (likely ransom note) 1 IoCs

ransomware

pid	Process
6124	NOTEPAD.EXE

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 3660 wrote to memory of 6124	3660	cmd.exe	88
PID 3660 wrote to memory of 6124	3660	cmd.exe	88

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\test.txt
1⤵
- Modifies registry class
- Suspicious use of WriteProcessMemory
PID:3660
- C:\Windows\system32\NOTEPAD.EXE
  "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\test.txt
  2⤵
  - Opens file in notepad (likely ransom note)
  PID:6124

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 --string-annotations --always-read-main-dll --field-trial-handle=3852,i,4173095682924948807,8484187264894368036,262144 --variations-seed-version --mojo-platform-channel-handle=3816 /prefetch:14
1⤵
PID:3044

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PG9lbSBwcm9kdWN0X21hbnVmYWN0dXJlcj0iIiBwcm9kdWN0X25hbWU9IiIvPjxleHAgZXRhZz0iJnF1b3Q7RSt4YkF6Nlk2c1UxMjg5YlM2cWw0VlJMYmtqZkJVR1RNSnNqckhyNDRpST0mcXVvdDsiLz48YXBwIGFwcGlkPSJ7OEE2OUQzNDUtRDU2NC00NjNjLUFGRjEtQTY5RDlFNTMwRjk2fSIgdmVyc2lvbj0iMTIzLjAuNjMxMi4xMjMiIG5leHR2ZXJzaW9uPSIiIGxhbmc9ImVuIiBicmFuZD0iR0dMUyIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjEiIGluc3RhbGxkYXRldGltZT0iMTczODk1NjY0MSIgb29iZV9pbnN0YWxsX3RpbWU9IjEzMzgzNDI5MjY4NjIxMDAwMCI-PGV2ZW50IGV2ZW50dHlwZT0iMzEiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjIxNzk4NjIiIHN5c3RlbV91cHRpbWVfdGlja3M9IjUyMjgzNzgzNjgiLz48L2FwcD48L3JlcXVlc3Q-
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:2472

C:\Windows\SysWOW64\wermgr.exe
"C:\Windows\system32\wermgr.exe" "-outproc" "0" "2220" "1268" "1156" "1272" "0" "0" "0" "0" "0" "0" "0" "0"
1⤵
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Enumerates system info in registry
PID:2596

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7RDZGQzg5MDUtNDBDNC00MDczLUI4MjMtNUQ1NjA3RkFFNzVCfSIgdXNlcmlkPSJ7MDM2RUMzMUEtOTVFRS00QTU5LUJDQkQtNDZEN0E2OTU5NDkyfSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9IntGRDAzMzE5NC1CRkRGLTQ3QjItQTc2MC1CQzg2QzAzOTY5NTB9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjIyMDAwLjQ5MyIgc3A9IiIgYXJjaD0ieDY0IiBwcm9kdWN0X3R5cGU9IjQ4IiBpc193aXA9IjAiIGlzX2luX2xvY2tkb3duX21vZGU9IjAiLz48b2VtIHByb2R1Y3RfbWFudWZhY3R1cmVyPSIiIHByb2R1Y3RfbmFtZT0iIi8-PGV4cCBldGFnPSImcXVvdDtWUFFvUDFGK2ZxMTV3UnpoMWtQTDRQTXBXaDhPUk1CNWl6dnJPQy9jaGpRPSZxdW90OyIvPjxhcHAgYXBwaWQ9Ins1NkVCMThGOC1CMDA4LTRDQkQtQjZEMi04Qzk3RkU3RTkwNjJ9IiB2ZXJzaW9uPSIxMzIuMC4yOTU3LjE0MCIgbmV4dHZlcnNpb249IiIgbGFuZz0iIiBicmFuZD0iSU5CWCIgY2xpZW50PSIiIGluc3RhbGxhZ2U9IjEiIGluc3RhbGxkYXRldGltZT0iMTczODk1NjE2MiI-PGV2ZW50IGV2ZW50dHlwZT0iMzIiIGV2ZW50cmVzdWx0PSIxIiBlcnJvcmNvZGU9IjAiIGV4dHJhY29kZTE9IjQiIHN5c3RlbV91cHRpbWVfdGlja3M9IjUyNDAyNTMyMTEiLz48L2FwcD48L3JlcXVlc3Q-
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:5248

C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
"C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping PD94bWwgdmVyc2lvbj0iMS4wIiBlbmNvZGluZz0iVVRGLTgiPz48cmVxdWVzdCBwcm90b2NvbD0iMy4wIiB1cGRhdGVyPSJPbWFoYSIgdXBkYXRlcnZlcnNpb249IjEuMy4xOTUuNDMiIHNoZWxsX3ZlcnNpb249IjEuMy4xOTUuNDMiIGlzbWFjaGluZT0iMSIgc2Vzc2lvbmlkPSJ7RDZGQzg5MDUtNDBDNC00MDczLUI4MjMtNUQ1NjA3RkFFNzVCfSIgdXNlcmlkPSJ7MDM2RUMzMUEtOTVFRS00QTU5LUJDQkQtNDZEN0E2OTU5NDkyfSIgaW5zdGFsbHNvdXJjZT0ic2NoZWR1bGVyIiByZXF1ZXN0aWQ9Ins2NkJFMkU2RS00RTNDLTQzQzgtQUYwRS04NUE3QThCN0NGQ0R9IiBkZWR1cD0iY3IiIGRvbWFpbmpvaW5lZD0iMCI-PGh3IGxvZ2ljYWxfY3B1cz0iMiIgcGh5c21lbW9yeT0iNCIgZGlza190eXBlPSIyIiBzc2U9IjEiIHNzZTI9IjEiIHNzZTM9IjEiIHNzc2UzPSIxIiBzc2U0MT0iMSIgc3NlNDI9IjEiIGF2eD0iMSIvPjxvcyBwbGF0Zm9ybT0id2luIiB2ZXJzaW9uPSIxMC4wLjIyMDAwLjQ5MyIgc3A9IiIgYXJjaD0ieDY0IiBwcm9kdWN0X3R5cGU9IjQ4IiBpc193aXA9IjAiIGlzX2luX2xvY2tkb3duX21vZGU9IjAiLz48b2VtIHByb2R1Y3RfbWFudWZhY3R1cmVyPSIiIHByb2R1Y3RfbmFtZT0iIi8-PGV4cCBldGFnPSImcXVvdDtWUFFvUDFGK2ZxMTV3UnpoMWtQTDRQTXBXaDhPUk1CNWl6dnJPQy9jaGpRPSZxdW90OyIvPjxhcHAgYXBwaWQ9IntGM0M0RkUwMC1FRkQ1LTQwM0ItOTU2OS0zOThBMjBGMUJBNEF9IiB2ZXJzaW9uPSIxLjMuMTk1LjQzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSIiIGJyYW5kPSJJTkJYIiBjbGllbnQ9IiIgaW5zdGFsbGFnZT0iMSIgY29ob3J0PSJycmZAMC4wOCI-PHVwZGF0ZWNoZWNrLz48cGluZyByPSIyIiByZD0iNjYxMiIgcGluZ19mcmVzaG5lc3M9Ins2RkJBQTk1RC1FM0UzLTQwRkEtQUVCNS0wRUIwMjZENjY4QTB9Ii8-PC9hcHA-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-PHBpbmcgcj0iMiIgcmQ9IjY2MTIiIHBpbmdfZnJlc2huZXNzPSJ7MkIyOUY3QkItN0QwRS00MzVDLUEyQjAtQTU2NzNEQkQwRjhFfSIvPjwvYXBwPjwvcmVxdWVzdD4
1⤵
- System Location Discovery: System Language Discovery
- System Network Configuration Discovery: Internet Connection Discovery
PID:1536

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=unzip.mojom.Unzipper --lang=en-US --service-sandbox-type=service --string-annotations --always-read-main-dll --field-trial-handle=3864,i,4173095682924948807,8484187264894368036,262144 --variations-seed-version --mojo-platform-channel-handle=5540 /prefetch:14
1⤵
PID:5068

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 --string-annotations --always-read-main-dll --field-trial-handle=3836,i,4173095682924948807,8484187264894368036,262144 --variations-seed-version --mojo-platform-channel-handle=3948 /prefetch:14
1⤵
PID:3212

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

System Network Configuration Discovery

1

T1016

Internet Connection Discovery

1

T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
360KB

MD5
3c6c732dbfdf096d0486444b86469976

SHA1
7bbefbeeb4b16141d267551eff6037e25e7e5bee

SHA256
4b03107f0d756b2a1c5362aa0706394ed608f6b5b30aede8bf633fda0a594b6c

SHA512
5feabc0308dd9063010ebf2c78a479c04288ff1d4373f02f024f0e64b7df570badebf309e301cc18da42f193d78f23e21d1dec7eb3b11b23a23a0adf37718434

Download Submit
C:\ProgramData\Microsoft\EdgeUpdate\Log\MicrosoftEdgeUpdate.log

Filesize
325KB

MD5
d1898558a24c73762a0fb4fd225c1c9b

SHA1
18386b2827de153cadaffbf98a25a5b4317decad

SHA256
11f8c49ac9c7f3b0625a1fae9f90982056eeafe127a3d5fbf0234cbb0512bdeb

SHA512
ccb5d1f01a29e16cc856d4622298057ee575d93a0b61c65c970cd1f543549cc06c74b5ee5561dafc448c19e31b80d3c64c028d5da6c8da0e8da00aaaf2e64adb

Download Submit

Resubmissions

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads