limerat | f55871df9e8ca3a99a34e3b3345fed1daaf371f77b7c0a668a5f34b60fc0ce35

General

Target

cdfc36ba42665419295b0c68dde39430.exe
Size

25KB
MD5

cdfc36ba42665419295b0c68dde39430
SHA1

6b577e002d35133a846ef05fe03b5b250c37e8d4
SHA256

f55871df9e8ca3a99a34e3b3345fed1daaf371f77b7c0a668a5f34b60fc0ce35
SHA512

6f25cce90d2a0e3bc97db1c8b090c0c6602eb6393c8096ae1774bc1d8bf02e380ed72690917a2eea25f8cdcd5b41ca7d0939720deffec4ef935609d44de01454
SSDEEP

384:CB+Sbj6NKwSs6/DAH92Xyh34EnWb5j4kDhlzCTJEUmNYEYQro3lch1Fnsjr:4pwP6/Dw9FaE+RHtN8i1ej

Score

10^/10

limerat rat

Malware Config

Extracted

Family

limerat

Attributes

aes_key
adlan
antivm
false
c2_url
https://pastebin.com/raw/EsJXyyQv
delay
3
download_payload
false
install
true
install_name
Svchost.exe
main_folder
AppData
pin_spread
true
sub_folder
\Schost\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/EsJXyyQv
download_payload
false
install
false
pin_spread
false
usb_spread
false

Signatures

LimeRAT
Simple yet powerful RAT for Windows machines written in .NET.
rat limerat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\Control Panel\International\Geo\Nation	cdfc36ba42665419295b0c68dde39430.exe

Executes dropped EXE 1 IoCs

pid	Process
1748	Svchost.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
2280	schtasks.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	1748	Svchost.exe
Token: SeDebugPrivilege	1748	Svchost.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4640 wrote to memory of 2280	4640	cdfc36ba42665419295b0c68dde39430.exe	94
PID 4640 wrote to memory of 2280	4640	cdfc36ba42665419295b0c68dde39430.exe	94
PID 4640 wrote to memory of 2280	4640	cdfc36ba42665419295b0c68dde39430.exe	94
PID 4640 wrote to memory of 1748	4640	cdfc36ba42665419295b0c68dde39430.exe	99
PID 4640 wrote to memory of 1748	4640	cdfc36ba42665419295b0c68dde39430.exe	99
PID 4640 wrote to memory of 1748	4640	cdfc36ba42665419295b0c68dde39430.exe	99

C:\Users\Admin\AppData\Local\Temp\cdfc36ba42665419295b0c68dde39430.exe
"C:\Users\Admin\AppData\Local\Temp\cdfc36ba42665419295b0c68dde39430.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:4640
- C:\Windows\SysWOW64\schtasks.exe
  schtasks /create /f /sc ONLOGON /RL HIGHEST /tn LimeRAT-Admin /tr "'C:\Users\Admin\AppData\Roaming\Schost\Svchost.exe'"
  2⤵
  - Creates scheduled task(s)
  PID:2280
- C:\Users\Admin\AppData\Roaming\Schost\Svchost.exe
  "C:\Users\Admin\AppData\Roaming\Schost\Svchost.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:1748

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Scheduled Task/Job

1

T1053

Privilege Escalation

Scheduled Task/Job

1

T1053

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Web Service

1

T1102

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Schost\Svchost.exe

Filesize
25KB

MD5
cdfc36ba42665419295b0c68dde39430

SHA1
6b577e002d35133a846ef05fe03b5b250c37e8d4

SHA256
f55871df9e8ca3a99a34e3b3345fed1daaf371f77b7c0a668a5f34b60fc0ce35

SHA512
6f25cce90d2a0e3bc97db1c8b090c0c6602eb6393c8096ae1774bc1d8bf02e380ed72690917a2eea25f8cdcd5b41ca7d0939720deffec4ef935609d44de01454

Download Submit
C:\Users\Admin\AppData\Roaming\Schost\Svchost.exe

Filesize
25KB

MD5
cdfc36ba42665419295b0c68dde39430

SHA1
6b577e002d35133a846ef05fe03b5b250c37e8d4

SHA256
f55871df9e8ca3a99a34e3b3345fed1daaf371f77b7c0a668a5f34b60fc0ce35

SHA512
6f25cce90d2a0e3bc97db1c8b090c0c6602eb6393c8096ae1774bc1d8bf02e380ed72690917a2eea25f8cdcd5b41ca7d0939720deffec4ef935609d44de01454

Download Submit
C:\Users\Admin\AppData\Roaming\Schost\Svchost.exe

Filesize
25KB

MD5
cdfc36ba42665419295b0c68dde39430

SHA1
6b577e002d35133a846ef05fe03b5b250c37e8d4

SHA256
f55871df9e8ca3a99a34e3b3345fed1daaf371f77b7c0a668a5f34b60fc0ce35

SHA512
6f25cce90d2a0e3bc97db1c8b090c0c6602eb6393c8096ae1774bc1d8bf02e380ed72690917a2eea25f8cdcd5b41ca7d0939720deffec4ef935609d44de01454

Download Submit
memory/1748-19-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/1748-17-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/4640-3-0x00000000051D0000-0x0000000005236000-memory.dmp

Filesize
408KB

Download
memory/4640-6-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download
memory/4640-7-0x0000000005EF0000-0x0000000006494000-memory.dmp

Filesize
5.6MB

Download
memory/4640-5-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/4640-4-0x0000000005060000-0x0000000005070000-memory.dmp

Filesize
64KB

Download
memory/4640-0-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/4640-2-0x00000000050F0000-0x000000000518C000-memory.dmp

Filesize
624KB

Download
memory/4640-18-0x0000000074E30000-0x00000000755E0000-memory.dmp

Filesize
7.7MB

Download
memory/4640-1-0x0000000000750000-0x000000000075C000-memory.dmp

Filesize
48KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads