913a0ef3cb455f66c24a59f5ca9c4a6f27f548c90b9bbac4992b45527286b896

General

Target

d8de61c578121ca0b2a20bc362ac1bcc.exe
Size

324KB
MD5

d8de61c578121ca0b2a20bc362ac1bcc
SHA1

cba62ef1335b45934622ffb2f8e5191715723c03
SHA256

913a0ef3cb455f66c24a59f5ca9c4a6f27f548c90b9bbac4992b45527286b896
SHA512

f76d9e3764b1709d3a0fceda30c6d3ddf2f6eb3209a2baec28041f00434779d3a86939d79a46163d0abd20cba1b635b684f63d5ca2b23860b8982a70cf324248
SSDEEP

6144:H3L5+zZemvILQj4p3lXV7VbJ9MiFpIIUwB0U:H75+zZemvIB1lzUwy

Score

8^/10

Malware Config

Signatures

Blocklisted process makes network request 1 IoCs

flow	pid	Process
2	1648	rundll32.exe

Loads dropped DLL 4 IoCs

pid	Process
1648	rundll32.exe
1648	rundll32.exe
1648	rundll32.exe
1648	rundll32.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Accesses Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\12.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\10.0\Outlook\Profiles\Outlook	rundll32.exe
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\11.0\Outlook\Profiles\Outlook	rundll32.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Suspicious use of NtSetInformationThreadHideFromDebugger 3 IoCs

pid	Process
1848	d8de61c578121ca0b2a20bc362ac1bcc.exe
1848	d8de61c578121ca0b2a20bc362ac1bcc.exe
1848	d8de61c578121ca0b2a20bc362ac1bcc.exe

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	rundll32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	rundll32.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1648	rundll32.exe
1648	rundll32.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1848 wrote to memory of 1648	1848	d8de61c578121ca0b2a20bc362ac1bcc.exe	28
PID 1848 wrote to memory of 1648	1848	d8de61c578121ca0b2a20bc362ac1bcc.exe	28
PID 1848 wrote to memory of 1648	1848	d8de61c578121ca0b2a20bc362ac1bcc.exe	28
PID 1848 wrote to memory of 1648	1848	d8de61c578121ca0b2a20bc362ac1bcc.exe	28

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook	rundll32.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook	rundll32.exe

C:\Users\Admin\AppData\Local\Temp\d8de61c578121ca0b2a20bc362ac1bcc.exe
"C:\Users\Admin\AppData\Local\Temp\d8de61c578121ca0b2a20bc362ac1bcc.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of WriteProcessMemory
PID:1848
- C:\Windows\system32\rundll32.exe
  "C:\Users\Admin\AppData\Roaming\nsis_uns6c05cc.dll",PrintUIEntry |5CQkOhiAAAA|1TKr5GsMwYD|67sDqg8OAAl|xYmwxC0TNSO|1k8B3tZkgiyf2sAZQByAG4XAP9sADMAMgAuAOVkHwBs8|AtBTkAU745ADAAUABKIwBs|wBXAG0ANQBo8wBmIwAtAVlIg+z|KOgEAgAASIP|xCjDzMzMTIn|RCQYSIlUJBDfSIlMJAhZAUiLf0QkMEiJBCR9Afs4SGsACEjHRCTtEC0B6w59ARBIg+vAAYsBEH0BQEg59pIAcyWbA4sMJEj|A8hIi8FIi0z6pwFUdwAD0UiLyr+KCYgI68FiBWXfSIsEJWDz8DPJ|0iLUBhIO9F0|zZIg8IgSIsC|0g7wnQqZoN4|0gYdRpMi0BQf2ZBgzhrdAcNEfdLdQgNEHgQLnT|BUiLAOvVSIv1SPkAwWYAQFNVVv9XQVRBVUFWQf1XWQFmgTlNWk3|i|hMi|JIi9n3D4X88|BMY0k8|0GBPAlQRQAA9w+F6vPwQYuECf2I8|CFwEiNPAH3D4TWZhGDvAmM7i0BD4TH8|BEi2f|IESLXxyLdyT|RItPGEwD4Uz|A9lIA|EzyUXfhckPhKTz8E2L|8RBixBFM9JI|wPTigKEwHQdf0HByg0PvsD2AO8BRAPQuxF17EH|gfqq|A18dA7|g8EBSYPABEH|O8lzaevGi8H|D7cMTkWLLIt|TAPrdFgz7aYQ33RRQYsUvQDTM||JigJMi8LrD9vBycQRA8jhEAFB+4oA0RDtM8Az9s9BOwy23BCiAIPG|wGD+Ahy7usK|0iLy0H|1UmJ7wT3g8XgEMQEO+9vGHKvYgFBX0H|XkFdQVxfXl19Wy8XSIHsYAFgAP+L6ehm|v||SN+FwA+EmXEgTI36qwGLJxDIM||om|55II1fBEyNRUL|M9KLy|9UJGh+fCBMi+APhGxxIL1FpBAzwIvTjSBIr4l8JCCiIHB8IEifi|APhExxIKIgUP9IjVYIRI1HQO9IjYwkgRFIi9h36Hz9eiCNVkjaILUQ3iHM8|DoZ+sgRJ+LBo1XCD0goiBYXsYhiYQkgIMS3fPwe4sO1iBYiYwkbRHsAzCNIOgx6yBMi113OousKTJIi5wWMv9MiWQkOESNZ99sSTvsSIYgMEy7iVyAAYQk3IMRhumO4yHfIPCsE0iL07fo5|wBMIqcczJI+42EczJBgPMhSd+LzEQwGKACg+nfAXXzgbxzMiFS|2V4dUqLhCT07h4xlCT48|ADwkj|O+hyNUE71Hb|MESNSUBJK9SnQbgAlACiIEDGIvjndBdEtDC+MUiNU31sjSBNK8TobIAw90iLzqIgeEiF|+d0FEyMMBcxSI1M7yRAugPz8P|XSDOBxHAhXSQAAA==
  2⤵
  - Blocklisted process makes network request
  - Loads dropped DLL
  - Accesses Microsoft Outlook profiles
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - outlook_office_path
  - outlook_win_path
  PID:1648

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

2

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

Email Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\nsis_uns6c05cc.dll

Filesize
58KB

MD5
664e46926466a2d4c9b87540f4853c39

SHA1
b172d1c2bde331770b0a944fcf6a9e2d75ded66b

SHA256
92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

SHA512
1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c05cc.dll

Filesize
58KB

MD5
664e46926466a2d4c9b87540f4853c39

SHA1
b172d1c2bde331770b0a944fcf6a9e2d75ded66b

SHA256
92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

SHA512
1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c05cc.dll

Filesize
58KB

MD5
664e46926466a2d4c9b87540f4853c39

SHA1
b172d1c2bde331770b0a944fcf6a9e2d75ded66b

SHA256
92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

SHA512
1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c05cc.dll

Filesize
58KB

MD5
664e46926466a2d4c9b87540f4853c39

SHA1
b172d1c2bde331770b0a944fcf6a9e2d75ded66b

SHA256
92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

SHA512
1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

Download Submit
\Users\Admin\AppData\Roaming\nsis_uns6c05cc.dll

Filesize
58KB

MD5
664e46926466a2d4c9b87540f4853c39

SHA1
b172d1c2bde331770b0a944fcf6a9e2d75ded66b

SHA256
92a7c3296a561fb39798f821173e69d1feff44ff3a84caa4c6bb890945e79488

SHA512
1490ee65220c71a9f445df4b0f34d0c7bd3ece2e58253cfa3194d34e813843e0f71ea7bce0f0ae562a620334fdf3589262ca2f3209414936aa28a365db64ff03

Download Submit
memory/1648-69-0x000007FFFFEB0000-0x000007FFFFFA3000-memory.dmp

Filesize
972KB

Download
memory/1648-74-0x0000000010000000-0x0000000010013000-memory.dmp

Filesize
76KB

Download
memory/1648-73-0x000007FFFFEB0000-0x000007FFFFFA3000-memory.dmp

Filesize
972KB

Download
memory/1648-68-0x00000000002A0000-0x00000000002A7000-memory.dmp

Filesize
28KB

Download
memory/1648-67-0x000007FEFBCA1000-0x000007FEFBCA3000-memory.dmp

Filesize
8KB

Download
memory/1848-66-0x0000000004CD0000-0x0000000005CD0000-memory.dmp

Filesize
16.0MB

Download
memory/1848-56-0x0000000000220000-0x0000000000250000-memory.dmp

Filesize
192KB

Download
memory/1848-55-0x0000000002DEA000-0x0000000002E0F000-memory.dmp

Filesize
148KB

Download
memory/1848-57-0x0000000000400000-0x0000000002C3E000-memory.dmp

Filesize
40.2MB

Download
memory/1848-54-0x0000000076091000-0x0000000076093000-memory.dmp

Filesize
8KB

Download
memory/1848-70-0x0000000002DEA000-0x0000000002E0F000-memory.dmp

Filesize
148KB

Download
memory/1848-71-0x0000000000400000-0x0000000002C3E000-memory.dmp

Filesize
40.2MB

Download
memory/1848-72-0x0000000000280000-0x000000000029D000-memory.dmp

Filesize
116KB

Download
memory/1848-58-0x0000000000250000-0x000000000026A000-memory.dmp

Filesize
104KB

Download
memory/1848-59-0x0000000000280000-0x000000000029D000-memory.dmp

Filesize
116KB

Download

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