emotet | b00452e5a2f5944327f150f62dd0bb2050e52af4721803f2aca36321242acfb7

Analysis

max time kernel
129s
max time network
139s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 11:33

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General

Target

cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe
Size

464KB
MD5

cf70263e6eabb68f771520eac9fafc50
SHA1

f586aeed0731c6cc566f3bcb47c2185ec8d9c8c0
SHA256

b00452e5a2f5944327f150f62dd0bb2050e52af4721803f2aca36321242acfb7
SHA512

811319a0a2ec433e30560dd47cf737cbae286598dab70192699d2e9ae42ae25e14c89149f0be0d7877a118c3361e825688cfdfc8f2407cfdb40402d29ee4e26c
SSDEEP

6144:cciICCbKo35V6hJngtwDMvQst3T4iOGi9XfdDlpW1QryZZZ1gRWx2iOyK+M3A7on:mICCbgngt2MDbOXfdDlpbI3gPXjl

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

220.245.198.194:80

104.156.59.7:8080

120.138.30.150:8080

139.59.67.118:443

139.130.242.43:80

104.32.141.43:80

156.155.166.221:80

121.7.127.163:80

153.177.101.120:443

162.241.242.173:8080

91.211.88.52:7080

95.179.229.244:8080

103.86.49.11:8080

139.59.60.244:8080

121.124.124.40:7080

104.131.11.150:443

200.114.213.233:8080

82.225.49.121:80

79.98.24.39:8080

5.196.74.210:8080

rsa_pubkey.plain

Signatures

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

Emotet payload 3 IoCs

Detects Emotet payload in memory.

trojan banker

resource	yara_rule
behavioral1/memory/2156-7-0x0000000000380000-0x000000000038F000-memory.dmp	emotet
behavioral1/memory/2156-4-0x00000000003B0000-0x00000000003C0000-memory.dmp	emotet
behavioral1/memory/2156-0-0x0000000000390000-0x00000000003A2000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

pid	Process
2672	api-ms-win-crt-math-l1-1-0.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\rsaenh\api-ms-win-crt-math-l1-1-0.exe	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.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	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	api-ms-win-crt-math-l1-1-0.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2672	api-ms-win-crt-math-l1-1-0.exe
2672	api-ms-win-crt-math-l1-1-0.exe
2672	api-ms-win-crt-math-l1-1-0.exe
2672	api-ms-win-crt-math-l1-1-0.exe
2672	api-ms-win-crt-math-l1-1-0.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe
2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe
2672	api-ms-win-crt-math-l1-1-0.exe
2672	api-ms-win-crt-math-l1-1-0.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2672	2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe	30
PID 2156 wrote to memory of 2672	2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe	30
PID 2156 wrote to memory of 2672	2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe	30
PID 2156 wrote to memory of 2672	2156	cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cf70263e6eabb68f771520eac9fafc50_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Windows\SysWOW64\rsaenh\api-ms-win-crt-math-l1-1-0.exe
  "C:\Windows\SysWOW64\rsaenh\api-ms-win-crt-math-l1-1-0.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2672

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\rsaenh\api-ms-win-crt-math-l1-1-0.exe

Filesize
464KB

MD5
cf70263e6eabb68f771520eac9fafc50

SHA1
f586aeed0731c6cc566f3bcb47c2185ec8d9c8c0

SHA256
b00452e5a2f5944327f150f62dd0bb2050e52af4721803f2aca36321242acfb7

SHA512
811319a0a2ec433e30560dd47cf737cbae286598dab70192699d2e9ae42ae25e14c89149f0be0d7877a118c3361e825688cfdfc8f2407cfdb40402d29ee4e26c

Download Submit
memory/2156-7-0x0000000000380000-0x000000000038F000-memory.dmp

Filesize
60KB

Download
memory/2156-4-0x00000000003B0000-0x00000000003C0000-memory.dmp

Filesize
64KB

Download
memory/2156-0-0x0000000000390000-0x00000000003A2000-memory.dmp

Filesize
72KB

Download
memory/2156-9-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

Download