limerat | 1612e6bb0cce702554b3db27bf98c140772bc85df30d210f2082cb7b01b5148b

Analysis

max time kernel
151s
max time network
155s
platform
windows7_x64
resource
win7-20230831-en
resource tags

arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
submitted
02/09/2023, 14:26

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General

Target

1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
Size

1.5MB
MD5

4c6675bcb4996241e68fd4ac2fad45c2
SHA1

e62124ae24bc980199900e5a7c392191882118cc
SHA256

1612e6bb0cce702554b3db27bf98c140772bc85df30d210f2082cb7b01b5148b
SHA512

bf385448e4791a67e6fd79cc2310835320c7c590e95d2933eb661a5fd41712f8f6d3760410d733757effc08da32160b58909b14f8eb295b68594efa885542ab9
SSDEEP

24576:C4Zv8wgIQYygkY9lA6pnLZGBrgxFdgLOjRFqD3Fd2U+1A4EKazGG7/52rhUVrp:CkYIhkeTYBrUyOjjU+1ArF/El+9

Score

10^/10

limerat persistence rat

Malware Config

Extracted

Family

limerat

Wallets

1B5aLZh6psoQttLGn9tpbdibiWqzyh4Jfv

Attributes

aes_key
NYANCAT
antivm
false
c2_url
https://pastebin.com/raw/LJe9sUk5
delay
3
download_payload
false
install
false
install_name
Wservices.exe
main_folder
Temp
pin_spread
false
sub_folder
\
usb_spread
true

Extracted

Family

limerat

Attributes

antivm
false
c2_url
https://pastebin.com/raw/LJe9sUk5
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

Executes dropped EXE 1 IoCs

pid	Process
1444	14982.exe

Loads dropped DLL 2 IoCs

pid	Process
1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3185155662-718608226-894467740-1000\Software\Microsoft\Windows\CurrentVersion\Run\Fkvbpfzjz = "C:\\Users\\Admin\\AppData\\Roaming\\Fkvbpfzjz.exe"	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe

Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1604 set thread context of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 17 IoCs

pid	Process
1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe
1444	14982.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
Token: SeDebugPrivilege	1144	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
Token: SeDebugPrivilege	1444	14982.exe
Token: SeDebugPrivilege	1444	14982.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 1604 wrote to memory of 1444	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	30
PID 1604 wrote to memory of 1444	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	30
PID 1604 wrote to memory of 1444	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	30
PID 1604 wrote to memory of 1444	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	30
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31
PID 1604 wrote to memory of 1144	1604	1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe	31

C:\Users\Admin\AppData\Local\Temp\1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
"C:\Users\Admin\AppData\Local\Temp\1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe"
1⤵
- Loads dropped DLL
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1604
- C:\Users\Admin\AppData\Local\Temp\14982.exe
  "C:\Users\Admin\AppData\Local\Temp\14982.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:1444
- C:\Users\Admin\AppData\Local\Temp\1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
  C:\Users\Admin\AppData\Local\Temp\1612E6BB0CCE702554B3DB27BF98C140772BC85DF30D2.exe
  2⤵
  - Suspicious use of AdjustPrivilegeToken
  PID:1144

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\14982.exe

Filesize
28KB

MD5
22df9b6c3a71b8dbbdef5d5bd09e445f

SHA1
0fdb02616c74e6eca4535d7b160a2e16a3e79943

SHA256
024cce95a63124cd3cbfe3f21fbacf8437fd288717fce379006064aa2a97641e

SHA512
2ada99e227f30c10453d588bbb6b40bdff55825a36bf5fcc16df084dbdca069e6cc0ac6aa612addd0393f8dc8751b3efc1c9626e2d78459faf9d348d1f46aaf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\14982.exe

Filesize
28KB

MD5
22df9b6c3a71b8dbbdef5d5bd09e445f

SHA1
0fdb02616c74e6eca4535d7b160a2e16a3e79943

SHA256
024cce95a63124cd3cbfe3f21fbacf8437fd288717fce379006064aa2a97641e

SHA512
2ada99e227f30c10453d588bbb6b40bdff55825a36bf5fcc16df084dbdca069e6cc0ac6aa612addd0393f8dc8751b3efc1c9626e2d78459faf9d348d1f46aaf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\14982.exe

Filesize
28KB

MD5
22df9b6c3a71b8dbbdef5d5bd09e445f

SHA1
0fdb02616c74e6eca4535d7b160a2e16a3e79943

SHA256
024cce95a63124cd3cbfe3f21fbacf8437fd288717fce379006064aa2a97641e

SHA512
2ada99e227f30c10453d588bbb6b40bdff55825a36bf5fcc16df084dbdca069e6cc0ac6aa612addd0393f8dc8751b3efc1c9626e2d78459faf9d348d1f46aaf3

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab4647.tmp

Filesize
61KB

MD5
f3441b8572aae8801c04f3060b550443

SHA1
4ef0a35436125d6821831ef36c28ffaf196cda15

SHA256
6720349e7d82ee0a8e73920d3c2b7cb2912d9fcf2edb6fd98f2f12820158b0bf

SHA512
5ba01ba421b50030e380ae6bbcd2f681f2a91947fe7fedb3c8e6b5f24dce9517abf57b1cf26cc6078d4bb53bde6fcfb2561591337c841f8f2cb121a3d71661b9

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4743.tmp

Filesize
163KB

MD5
9441737383d21192400eca82fda910ec

SHA1
725e0d606a4fc9ba44aa8ffde65bed15e65367e4

SHA256
bc3a6e84e41faeb57e7c21aa3b60c2a64777107009727c5b7c0ed8fe658909e5

SHA512
7608dd653a66cd364392a78d4711b48d1707768d36996e4d38871c6843b5714e1d7da4b4cc6db969e6000cfa182bcb74216ef6823d1063f036fc5c3413fb8dcf

Download Submit
\Users\Admin\AppData\Local\Temp\14982.exe

Filesize
28KB

MD5
22df9b6c3a71b8dbbdef5d5bd09e445f

SHA1
0fdb02616c74e6eca4535d7b160a2e16a3e79943

SHA256
024cce95a63124cd3cbfe3f21fbacf8437fd288717fce379006064aa2a97641e

SHA512
2ada99e227f30c10453d588bbb6b40bdff55825a36bf5fcc16df084dbdca069e6cc0ac6aa612addd0393f8dc8751b3efc1c9626e2d78459faf9d348d1f46aaf3

Download Submit
\Users\Admin\AppData\Local\Temp\14982.exe

Filesize
28KB

MD5
22df9b6c3a71b8dbbdef5d5bd09e445f

SHA1
0fdb02616c74e6eca4535d7b160a2e16a3e79943

SHA256
024cce95a63124cd3cbfe3f21fbacf8437fd288717fce379006064aa2a97641e

SHA512
2ada99e227f30c10453d588bbb6b40bdff55825a36bf5fcc16df084dbdca069e6cc0ac6aa612addd0393f8dc8751b3efc1c9626e2d78459faf9d348d1f46aaf3

Download Submit
memory/1144-1357-0x0000000000400000-0x00000000004AC000-memory.dmp

Filesize
688KB

Download
memory/1144-1360-0x00000000045B0000-0x00000000045F0000-memory.dmp

Filesize
256KB

Download
memory/1144-1359-0x0000000002130000-0x00000000021F2000-memory.dmp

Filesize
776KB

Download
memory/1144-1358-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1144-1869-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1144-1871-0x00000000045B0000-0x00000000045F0000-memory.dmp

Filesize
256KB

Download
memory/1444-1868-0x0000000000580000-0x00000000005C0000-memory.dmp

Filesize
256KB

Download
memory/1444-1341-0x0000000000EE0000-0x0000000000EEC000-memory.dmp

Filesize
48KB

Download
memory/1444-1342-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1444-1870-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1444-1906-0x0000000000580000-0x00000000005C0000-memory.dmp

Filesize
256KB

Download
memory/1444-1907-0x0000000000750000-0x000000000076E000-memory.dmp

Filesize
120KB

Download
memory/1604-23-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-1329-0x00000000055D0000-0x000000000569C000-memory.dmp

Filesize
816KB

Download
memory/1604-37-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-39-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-43-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-41-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-45-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-47-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-49-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-51-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-53-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-57-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-55-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-61-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-59-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-63-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-65-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-67-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-486-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1604-695-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/1604-1328-0x0000000000400000-0x0000000000401000-memory.dmp

Filesize
4KB

Download
memory/1604-35-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-1330-0x0000000002230000-0x000000000227C000-memory.dmp

Filesize
304KB

Download
memory/1604-29-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-31-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-33-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-27-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-0-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1604-25-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-21-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-1354-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/1604-19-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-17-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-13-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-15-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-11-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-9-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-4-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-7-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-5-0x0000000004EA0000-0x0000000005002000-memory.dmp

Filesize
1.4MB

Download
memory/1604-3-0x0000000004EA0000-0x0000000005008000-memory.dmp

Filesize
1.4MB

Download
memory/1604-2-0x0000000004B80000-0x0000000004BC0000-memory.dmp

Filesize
256KB

Download
memory/1604-1-0x0000000000B60000-0x0000000000CE2000-memory.dmp

Filesize
1.5MB

Download