emotet | 5c603779ddb34aee7ba1284215fdc22556da3af9eb9dd86016fc1aa187827a54

Analysis

max time kernel
136s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-20240730-en
resource tags

arch:x64arch:x86image:win10v2004-20240730-enlocale:en-usos:windows10-2004-x64system
submitted
01-08-2024 15:23

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General

Target

81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe
Size

212KB
MD5

81002d3a6154d2a755c73cf6f3a57e93
SHA1

573242d906736f5737cf9f5d51ee21f65ce8fe01
SHA256

5c603779ddb34aee7ba1284215fdc22556da3af9eb9dd86016fc1aa187827a54
SHA512

261243d37c2f4ea7f02b75f7c85404410af76362a0a5db9d0bcd7c149867b37823881b5cddd2058b8ab2db5e8da1ca62d5137ee7812c7cc2061a185ccd896b1f
SSDEEP

3072:oKdoleKfKf1S7KI9wzET3ksCcC8z9ltq/SGhJisRT8lusvwdoym:oKdlKfKs7KI9wolCc9XGms+FvY

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

38.18.235.242:80

5.196.108.189:8080

121.124.124.40:7080

104.236.246.93:8080

113.61.66.94:80

120.150.60.189:80

91.211.88.52:7080

47.144.21.12:443

108.46.29.236:80

139.162.108.71:8080

134.209.36.254:8080

139.59.60.244:8080

66.65.136.14:80

76.175.162.101:80

174.106.122.139:80

95.213.236.64:8080

174.45.13.118:80

50.35.17.13:80

209.141.54.221:8080

87.106.139.101:8080

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
behavioral2/memory/1768-4-0x00000000005B0000-0x00000000005C0000-memory.dmp	emotet
behavioral2/memory/1768-0-0x0000000000590000-0x00000000005A2000-memory.dmp	emotet
behavioral2/memory/1768-7-0x0000000000580000-0x000000000058F000-memory.dmp	emotet
behavioral2/memory/3028-10-0x0000000000900000-0x0000000000912000-memory.dmp	emotet
behavioral2/memory/3028-14-0x00000000007E0000-0x00000000007F0000-memory.dmp	emotet

Executes dropped EXE 1 IoCs

pid	Process
3028	tlscsp.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\MSFlacDecoder\tlscsp.exe	81002d3a6154d2a755c73cf6f3a57e93_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	81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tlscsp.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe
3028	tlscsp.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1768	81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1768 wrote to memory of 3028	1768	81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe	85
PID 1768 wrote to memory of 3028	1768	81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe	85
PID 1768 wrote to memory of 3028	1768	81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\81002d3a6154d2a755c73cf6f3a57e93_JaffaCakes118.exe"
1⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of WriteProcessMemory
PID:1768
- C:\Windows\SysWOW64\MSFlacDecoder\tlscsp.exe
  "C:\Windows\SysWOW64\MSFlacDecoder\tlscsp.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:3028

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\MSFlacDecoder\tlscsp.exe

Filesize
212KB

MD5
81002d3a6154d2a755c73cf6f3a57e93

SHA1
573242d906736f5737cf9f5d51ee21f65ce8fe01

SHA256
5c603779ddb34aee7ba1284215fdc22556da3af9eb9dd86016fc1aa187827a54

SHA512
261243d37c2f4ea7f02b75f7c85404410af76362a0a5db9d0bcd7c149867b37823881b5cddd2058b8ab2db5e8da1ca62d5137ee7812c7cc2061a185ccd896b1f

Download Submit
memory/1768-4-0x00000000005B0000-0x00000000005C0000-memory.dmp

Filesize
64KB

Download
memory/1768-0-0x0000000000590000-0x00000000005A2000-memory.dmp

Filesize
72KB

Download
memory/1768-7-0x0000000000580000-0x000000000058F000-memory.dmp

Filesize
60KB

Download
memory/1768-9-0x0000000000400000-0x0000000000436000-memory.dmp

Filesize
216KB

Download
memory/3028-10-0x0000000000900000-0x0000000000912000-memory.dmp

Filesize
72KB

Download
memory/3028-14-0x00000000007E0000-0x00000000007F0000-memory.dmp

Filesize
64KB

Download