emotet | a2e73375c9f56d1e790d0e60b80403a34c1b53f15d21e37eb253272d3ffc1097

Analysis

max time kernel
146s
max time network
155s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
06-09-2024 15:46

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General

Target

cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe
Size

149KB
MD5

cfe2da317dcda2cbf6c176468c94ad83
SHA1

ee0ca2627ddfec1e0d62d83c08f388fb450d904e
SHA256

a2e73375c9f56d1e790d0e60b80403a34c1b53f15d21e37eb253272d3ffc1097
SHA512

284f8a4dab8dd11f14b840e51ffb8807ed4a8181352405e167bc62efceaa4068e0ea611d2c38aa8bed3fad00117cd1305b40e9e992ab81f88b6e62599c7ec383
SSDEEP

3072:ufDd+s5q0Fx/3sU6OtX+9F1cYsyE5+FAdjI:uLnv/H6w+L163NdU

Score

10^/10

emotet epoch1 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

128.92.203.42:80

37.187.161.206:8080

202.29.239.162:443

80.87.201.221:7080

190.188.245.242:80

12.163.208.58:80

213.197.182.158:8080

201.213.177.139:80

62.84.75.50:80

45.33.77.42:8080

185.183.16.47:80

78.249.119.122:80

177.129.17.170:443

51.15.7.189:80

152.169.22.67:80

119.106.216.84:80

109.169.12.78:80

51.15.7.145:80

219.92.13.25:80

190.117.79.209:80

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/1480-7-0x0000000000020000-0x000000000002F000-memory.dmp	emotet
behavioral1/memory/1480-4-0x0000000000030000-0x0000000000040000-memory.dmp	emotet
behavioral1/memory/1480-0-0x0000000000230000-0x0000000000242000-memory.dmp	emotet
behavioral1/memory/2504-10-0x00000000002B0000-0x00000000002C2000-memory.dmp	emotet
behavioral1/memory/2504-14-0x00000000002D0000-0x00000000002E0000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

pid	Process
2504	cryptsvc.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\ntkrnlpa\cryptsvc.exe	cfe2da317dcda2cbf6c176468c94ad83_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	cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cryptsvc.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2504	cryptsvc.exe
2504	cryptsvc.exe
2504	cryptsvc.exe
2504	cryptsvc.exe
2504	cryptsvc.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1480	cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1480 wrote to memory of 2504	1480	cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe	29
PID 1480 wrote to memory of 2504	1480	cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe	29
PID 1480 wrote to memory of 2504	1480	cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe	29
PID 1480 wrote to memory of 2504	1480	cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe	29

C:\Users\Admin\AppData\Local\Temp\cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\cfe2da317dcda2cbf6c176468c94ad83_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1480
- C:\Windows\SysWOW64\ntkrnlpa\cryptsvc.exe
  "C:\Windows\SysWOW64\ntkrnlpa\cryptsvc.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2504

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\ntkrnlpa\cryptsvc.exe

Filesize
149KB

MD5
cfe2da317dcda2cbf6c176468c94ad83

SHA1
ee0ca2627ddfec1e0d62d83c08f388fb450d904e

SHA256
a2e73375c9f56d1e790d0e60b80403a34c1b53f15d21e37eb253272d3ffc1097

SHA512
284f8a4dab8dd11f14b840e51ffb8807ed4a8181352405e167bc62efceaa4068e0ea611d2c38aa8bed3fad00117cd1305b40e9e992ab81f88b6e62599c7ec383

Download Submit
memory/1480-7-0x0000000000020000-0x000000000002F000-memory.dmp

Filesize
60KB

Download
memory/1480-4-0x0000000000030000-0x0000000000040000-memory.dmp

Filesize
64KB

Download
memory/1480-0-0x0000000000230000-0x0000000000242000-memory.dmp

Filesize
72KB

Download
memory/1480-8-0x0000000000400000-0x0000000000428000-memory.dmp

Filesize
160KB

Download
memory/2504-10-0x00000000002B0000-0x00000000002C2000-memory.dmp

Filesize
72KB

Download
memory/2504-14-0x00000000002D0000-0x00000000002E0000-memory.dmp

Filesize
64KB

Download