emotet | 99637a8a58f112b86eaf0a18604737294754ec15263292fa33279a29c22bc143

Analysis

max time kernel
150s
max time network
151s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
03-09-2024 10:28

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General

Target

2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe
Size

304KB
MD5

1437465a49c87eb1bc58ef3e6d1111c7
SHA1

369dfd2b20eb2d119dc7790d5d293aa4fce51575
SHA256

99637a8a58f112b86eaf0a18604737294754ec15263292fa33279a29c22bc143
SHA512

fd879f96ef41de11ebfcbd7b516740a4fba61ffba1dba8eedfce12b3231b96db3cbb36aeb8c35c06b9ae47523178484331ad6d68dfb7b77d1696d63e354039d9
SSDEEP

3072:J9zXQj0GpJ4viKir9bXpakjnUvtx8ZlVxCM2B7p2V3++1qyqL5M+X6lppI17:J5XQgGpJKkVXXTk7p2/x46lpK

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

24.43.32.186:80

38.111.46.46:8080

134.209.36.254:8080

162.241.242.173:8080

74.120.55.163:80

61.92.17.12:80

219.74.18.66:443

156.155.166.221:80

104.131.44.150:8080

37.139.21.175:8080

94.1.108.190:443

169.239.182.217:8080

220.245.198.194:80

139.99.158.11:443

91.211.88.52:7080

62.75.141.82:80

174.45.13.118:80

137.119.36.33:80

188.219.31.12:80

103.86.49.11:8080

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Emotet payload 5 IoCs

Detects Emotet payload in memory.

trojan banker

resource	yara_rule
behavioral1/memory/2736-0-0x00000000002D0000-0x00000000002E2000-memory.dmp	emotet
behavioral1/memory/2736-7-0x0000000000230000-0x000000000023F000-memory.dmp	emotet
behavioral1/memory/2736-4-0x0000000000240000-0x0000000000250000-memory.dmp	emotet
behavioral1/memory/1988-14-0x0000000000260000-0x0000000000270000-memory.dmp	emotet
behavioral1/memory/1988-10-0x0000000000240000-0x0000000000252000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

pid	Process
1988	ELSCore.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\dplaysvr\ELSCore.exe	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.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 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	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ELSCore.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1988	ELSCore.exe
1988	ELSCore.exe
1988	ELSCore.exe
1988	ELSCore.exe
1988	ELSCore.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2736	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2736 wrote to memory of 1988	2736	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe	30
PID 2736 wrote to memory of 1988	2736	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe	30
PID 2736 wrote to memory of 1988	2736	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe	30
PID 2736 wrote to memory of 1988	2736	2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe	30

C:\Users\Admin\AppData\Local\Temp\2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-03_1437465a49c87eb1bc58ef3e6d1111c7_bkransomware.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:2736
- C:\Windows\SysWOW64\dplaysvr\ELSCore.exe
  "C:\Windows\SysWOW64\dplaysvr\ELSCore.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:1988

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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

C:\Windows\SysWOW64\dplaysvr\ELSCore.exe

Filesize
304KB

MD5
1437465a49c87eb1bc58ef3e6d1111c7

SHA1
369dfd2b20eb2d119dc7790d5d293aa4fce51575

SHA256
99637a8a58f112b86eaf0a18604737294754ec15263292fa33279a29c22bc143

SHA512
fd879f96ef41de11ebfcbd7b516740a4fba61ffba1dba8eedfce12b3231b96db3cbb36aeb8c35c06b9ae47523178484331ad6d68dfb7b77d1696d63e354039d9

Download Submit
memory/1988-14-0x0000000000260000-0x0000000000270000-memory.dmp

Filesize
64KB

Download
memory/1988-10-0x0000000000240000-0x0000000000252000-memory.dmp

Filesize
72KB

Download
memory/2736-0-0x00000000002D0000-0x00000000002E2000-memory.dmp

Filesize
72KB

Download
memory/2736-7-0x0000000000230000-0x000000000023F000-memory.dmp

Filesize
60KB

Download
memory/2736-4-0x0000000000240000-0x0000000000250000-memory.dmp

Filesize
64KB

Download
memory/2736-9-0x0000000000400000-0x0000000000451000-memory.dmp

Filesize
324KB

Download