emotet | 7a2a02bb9b3690ebe9f89d845c510075854f69cbc02608db416305e9e48b524f

Analysis

max time kernel
137s
max time network
146s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
29-12-2024 09:26

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General

Target

71a0fca12f9b04118050ab4d92e58a9e.exe
Size

333KB
MD5

71a0fca12f9b04118050ab4d92e58a9e
SHA1

aa3a67f69b6214e98fbbcaba1e4b0fe815fd2ce5
SHA256

0e9388f060003481acb1173c8f6f19e5092ef731259654bcda6d48b291a863aa
SHA512

13b1676ce28fe7353ef8110ed5f502615762dd08f3d610c2323e701a3c7cd11b4c30ad71106728e387e249ab47f10fd2da367331f01dd3ca50b6cdeaada63878
SSDEEP

6144:bSbWOHo9/nKS39iF089F4kPak52gTwNzO3FRluiJO9JAz0:bNnKSYV9F4WTwBO1R0sOHK

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 5 IoCs

Detects Emotet payload in memory.

trojan banker

resource	yara_rule
behavioral28/memory/2348-8-0x0000000002150000-0x000000000216C000-memory.dmp	emotet
behavioral28/memory/2348-4-0x0000000002190000-0x00000000021AD000-memory.dmp	emotet
behavioral28/memory/2348-0-0x0000000002170000-0x000000000218F000-memory.dmp	emotet
behavioral28/memory/4816-15-0x00000000021A0000-0x00000000021BD000-memory.dmp	emotet
behavioral28/memory/4816-11-0x0000000002180000-0x000000000219F000-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
behavioral28/memory/2348-8-0x0000000002150000-0x000000000216C000-memory.dmp	dave

Executes dropped EXE 1 IoCs

pid	Process
4816	SessEnv.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\accountaccessor\SessEnv.exe	71a0fca12f9b04118050ab4d92e58a9e.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	71a0fca12f9b04118050ab4d92e58a9e.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	SessEnv.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe
4816	SessEnv.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2348	71a0fca12f9b04118050ab4d92e58a9e.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2348	71a0fca12f9b04118050ab4d92e58a9e.exe
4816	SessEnv.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2348 wrote to memory of 4816	2348	71a0fca12f9b04118050ab4d92e58a9e.exe	83
PID 2348 wrote to memory of 4816	2348	71a0fca12f9b04118050ab4d92e58a9e.exe	83
PID 2348 wrote to memory of 4816	2348	71a0fca12f9b04118050ab4d92e58a9e.exe	83

C:\Users\Admin\AppData\Local\Temp\71a0fca12f9b04118050ab4d92e58a9e.exe
"C:\Users\Admin\AppData\Local\Temp\71a0fca12f9b04118050ab4d92e58a9e.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:2348
- C:\Windows\SysWOW64\accountaccessor\SessEnv.exe
  "C:\Windows\SysWOW64\accountaccessor\SessEnv.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:4816

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\accountaccessor\SessEnv.exe

Filesize
333KB

MD5
71a0fca12f9b04118050ab4d92e58a9e

SHA1
aa3a67f69b6214e98fbbcaba1e4b0fe815fd2ce5

SHA256
0e9388f060003481acb1173c8f6f19e5092ef731259654bcda6d48b291a863aa

SHA512
13b1676ce28fe7353ef8110ed5f502615762dd08f3d610c2323e701a3c7cd11b4c30ad71106728e387e249ab47f10fd2da367331f01dd3ca50b6cdeaada63878

Download Submit
memory/2348-8-0x0000000002150000-0x000000000216C000-memory.dmp

Filesize
112KB

Download
memory/2348-4-0x0000000002190000-0x00000000021AD000-memory.dmp

Filesize
116KB

Download
memory/2348-0-0x0000000002170000-0x000000000218F000-memory.dmp

Filesize
124KB

Download
memory/2348-10-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/4816-15-0x00000000021A0000-0x00000000021BD000-memory.dmp

Filesize
116KB

Download
memory/4816-11-0x0000000002180000-0x000000000219F000-memory.dmp

Filesize
124KB

Download