ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2

Analysis

max time kernel
9s
max time network
151s
platform
windows7_x64
resource
win7-20240708-en
resource tags

arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
submitted
12/09/2024, 02:55

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General

Target

ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe
Size

44KB
MD5

7d13b7a8bcd35906e96c3e3e6b561536
SHA1

89071f9b48238de3889b2115ccd64d4b3550e00d
SHA256

ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2
SHA512

016782e4c15305039566645b63c105078627e6ae096a3ddc21aae01dc5ef96d8924fd51d12b64698a6c88d176ff8633220250d7d40c311e180d7e1d3940e572e
SSDEEP

768:b/yC4GyNM01GuQMNXw2PSjHPbSuYlW8PAwwf:b/pYayGig5HjS3NPAdf

Score

7^/10

discovery

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
2784	retln.exe

Loads dropped DLL 1 IoCs

pid	Process
2644	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe

Creates a large amount of network flows 1 TTPs
This may indicate a network scan to discover remotely running services.
discovery

Network Service Discovery
T1046
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 2 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	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	retln.exe

Suspicious use of UnmapMainImage 2 IoCs

pid	Process
2644	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe
2784	retln.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2644 wrote to memory of 2784	2644	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe	30
PID 2644 wrote to memory of 2784	2644	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe	30
PID 2644 wrote to memory of 2784	2644	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe	30
PID 2644 wrote to memory of 2784	2644	ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe	30

C:\Users\Admin\AppData\Local\Temp\ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe
"C:\Users\Admin\AppData\Local\Temp\ecaaee38e18ca216ae60a0af4098dc5aabccca516b2321cffdf3d038c88cc2e2.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2644
- C:\Users\Admin\AppData\Local\Temp\retln.exe
  "C:\Users\Admin\AppData\Local\Temp\retln.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious use of UnmapMainImage
  PID:2784

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Network Service Discovery

T1046

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\retln.exe

Filesize
44KB

MD5
8835779e847826fdd4108e00aef68e56

SHA1
08aa6d05119245d1d16a87c4825f13b5dcb90d31

SHA256
525e83ca21d53cea46ca630ed5ef6b62377366a97576d79fabd3699328e480df

SHA512
af0496e22efec7724d8ae7e86e8b6751ae7d34d5c1d8e63b49b2229f05bad7f828f80dcc1be297bee6554190c876ff3821881ceaeaf216a83ee6b6c0bde5a8bf

Download Submit
memory/2644-0-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2644-1-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2644-8-0x0000000000310000-0x0000000000316000-memory.dmp

Filesize
24KB

Download
memory/2784-23-0x0000000000380000-0x0000000000386000-memory.dmp

Filesize
24KB

Download