emotet | 7a2a02bb9b3690ebe9f89d845c510075854f69cbc02608db416305e9e48b524f

Analysis

max time kernel
138s
max time network
147s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
29-12-2024 09:26

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General

Target

923cd10ee8d4aaaf7f366fcc17c89078.exe
Size

333KB
MD5

923cd10ee8d4aaaf7f366fcc17c89078
SHA1

26e829339420ca0b451cd7761be04548110fc4af
SHA256

c7842851ff10b7587b93a3a1540878cb7f669eee0e28f7258cbff22427aaa17c
SHA512

de4cf3c38b48fcd643db33de7f99a457b40848ee9a3316bdaef632d7a49b9b574ec9cd9afc7744dafa360e59c4b48e2b7f72923978440900b6400e964046545f
SSDEEP

6144:bSbWOHo9/nKS39iF089F4knak52gTwNzO3FRluiJO9JAz0:bNnKSYV9F46TwBO1R0sOHK

Score

10^/10

emotet epoch3 banker dave discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch3

73.100.19.104:80

103.3.63.137:8080

188.166.220.180:7080

192.175.111.217:7080

91.83.93.103:443

94.212.52.40:80

190.191.171.72:80

24.231.51.190:80

113.161.148.81:80

46.105.131.68:8080

223.17.215.76:80

45.239.204.100:80

185.80.172.199:80

91.75.75.46:80

190.151.5.131:443

60.125.114.64:443

77.74.78.80:443

175.103.38.146:80

58.27.215.3:8080

91.213.106.100:8080

rsa_pubkey.plain

Signatures

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

Emotet payload 4 IoCs

Detects Emotet payload in memory.

trojan banker

resource	yara_rule
behavioral31/memory/2444-4-0x00000000003D0000-0x00000000003ED000-memory.dmp	emotet
behavioral31/memory/2444-8-0x0000000000390000-0x00000000003AC000-memory.dmp	emotet
behavioral31/memory/2444-0-0x00000000003B0000-0x00000000003CF000-memory.dmp	emotet
behavioral31/memory/2336-11-0x0000000000330000-0x000000000034F000-memory.dmp	emotet

Dave packer 1 IoCs

Detects executable using a packer named 'Dave' by the community, based on a string at the end.

dave

resource	yara_rule
behavioral31/memory/2444-8-0x0000000000390000-0x00000000003AC000-memory.dmp	dave

Executes dropped EXE 1 IoCs

pid	Process
2336	untfs.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\api-ms-win-core-memory-l1-1-0\untfs.exe	923cd10ee8d4aaaf7f366fcc17c89078.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	923cd10ee8d4aaaf7f366fcc17c89078.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	untfs.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2336	untfs.exe
2336	untfs.exe
2336	untfs.exe
2336	untfs.exe
2336	untfs.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2444	923cd10ee8d4aaaf7f366fcc17c89078.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2444	923cd10ee8d4aaaf7f366fcc17c89078.exe
2336	untfs.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30
PID 2444 wrote to memory of 2336	2444	923cd10ee8d4aaaf7f366fcc17c89078.exe	30

C:\Users\Admin\AppData\Local\Temp\923cd10ee8d4aaaf7f366fcc17c89078.exe
"C:\Users\Admin\AppData\Local\Temp\923cd10ee8d4aaaf7f366fcc17c89078.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:2444
- C:\Windows\SysWOW64\api-ms-win-core-memory-l1-1-0\untfs.exe
  "C:\Windows\SysWOW64\api-ms-win-core-memory-l1-1-0\untfs.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2336

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\api-ms-win-core-memory-l1-1-0\untfs.exe

Filesize
333KB

MD5
923cd10ee8d4aaaf7f366fcc17c89078

SHA1
26e829339420ca0b451cd7761be04548110fc4af

SHA256
c7842851ff10b7587b93a3a1540878cb7f669eee0e28f7258cbff22427aaa17c

SHA512
de4cf3c38b48fcd643db33de7f99a457b40848ee9a3316bdaef632d7a49b9b574ec9cd9afc7744dafa360e59c4b48e2b7f72923978440900b6400e964046545f

Download Submit
memory/2336-11-0x0000000000330000-0x000000000034F000-memory.dmp

Filesize
124KB

Download
memory/2444-4-0x00000000003D0000-0x00000000003ED000-memory.dmp

Filesize
116KB

Download
memory/2444-8-0x0000000000390000-0x00000000003AC000-memory.dmp

Filesize
112KB

Download
memory/2444-0-0x00000000003B0000-0x00000000003CF000-memory.dmp

Filesize
124KB

Download
memory/2444-9-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download