e232359fdbaa1d46dcf56a5715a0ba4c700c93fb310f551a4a3afa912afdaed1

Analysis

max time kernel
117s
max time network
119s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
16-08-2024 18:05

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General

Target

Calamari/Calamari.exe
Size

154KB
MD5

3bb68e459405f9d621fea08fca8db99e
SHA1

a667438af4a30700d229752df30f423f169c1186
SHA256

0f7071d56098ef0a448b562760ea2f547e4a2f8d26fc4e456b6e6ed47445cc20
SHA512

69788e7b8a0a5cae8fb85f31cd63c735343b11128da1be0c71414c41973ad9246487915b24eb40436ba104a3851f0848e902f7c9cb9a084255420eff4a49478b
SSDEEP

1536:A//X0u8/LwqNlRtXCPF9tdyB6nW6b22ehN8OIZG9Fwk0eL/qzCU27yHi+tdGtdtw:A30tT9tXCPLKB6nT6UPk0eT0w2i+ulw

Score

6^/10

discovery

Malware Config

Signatures

Enumerates connected drives 3 TTPs 23 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

Calamari.exe

description	ioc	process
File opened (read-only)	\??\Q:	Calamari.exe
File opened (read-only)	\??\T:	Calamari.exe
File opened (read-only)	\??\V:	Calamari.exe
File opened (read-only)	\??\W:	Calamari.exe
File opened (read-only)	\??\Y:	Calamari.exe
File opened (read-only)	\??\J:	Calamari.exe
File opened (read-only)	\??\H:	Calamari.exe
File opened (read-only)	\??\I:	Calamari.exe
File opened (read-only)	\??\P:	Calamari.exe
File opened (read-only)	\??\U:	Calamari.exe
File opened (read-only)	\??\G:	Calamari.exe
File opened (read-only)	\??\L:	Calamari.exe
File opened (read-only)	\??\N:	Calamari.exe
File opened (read-only)	\??\S:	Calamari.exe
File opened (read-only)	\??\Z:	Calamari.exe
File opened (read-only)	\??\B:	Calamari.exe
File opened (read-only)	\??\E:	Calamari.exe
File opened (read-only)	\??\K:	Calamari.exe
File opened (read-only)	\??\M:	Calamari.exe
File opened (read-only)	\??\O:	Calamari.exe
File opened (read-only)	\??\R:	Calamari.exe
File opened (read-only)	\??\X:	Calamari.exe
File opened (read-only)	\??\A:	Calamari.exe

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 1 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

Processes:

Calamari.exe

description ioc process

Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language Calamari.exe
Suspicious use of AdjustPrivilegeToken 2 IoCs

Processes:

Calamari.exe

description pid process

Token: 33 2208 Calamari.exe
Token: SeIncBasePriorityPrivilege 2208 Calamari.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Calamari.exe

description	pid	process
Token: 33	2208	Calamari.exe
Token: SeIncBasePriorityPrivilege	2208	Calamari.exe

C:\Users\Admin\AppData\Local\Temp\Calamari\Calamari.exe
"C:\Users\Admin\AppData\Local\Temp\Calamari\Calamari.exe"
1⤵
- Enumerates connected drives
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2208

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2208-0-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/2208-1-0x0000000000BF0000-0x0000000000C1C000-memory.dmp

Filesize
176KB

Download
memory/2208-2-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2208-3-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2208-4-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download
memory/2208-5-0x00000000744DE000-0x00000000744DF000-memory.dmp

Filesize
4KB

Download
memory/2208-6-0x00000000744D0000-0x0000000074BBE000-memory.dmp

Filesize
6.9MB

Download