emotet | ffdc4b27517629aee22754c01eb4aa1d572f656e285324f8201c3674591cd3a1

General

Target

de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
Size

390KB
MD5

de4609fdcdad125d944f2504bc374889
SHA1

59fc73bc9005f8e3224e23b1ecf1f3423e4fecbe
SHA256

ffdc4b27517629aee22754c01eb4aa1d572f656e285324f8201c3674591cd3a1
SHA512

d612f9a58865150ee7a41a3e956c13d104f8643ffe19752eb2106fcf135d02105ca9ddb46d423d84422fdbd1d5551a48435c9d23c5160cb1dbf276a45ef6cbb8
SSDEEP

6144:IR7HRkYGs6z+X0HXttHtGTm7qaswyxZ7TowyPUzRILCWzLpWMVHx/9F3rNkFWV9:zY76xtxta9vxZ7TPy8RbW/MMf6cL

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

190.56.255.118:80

139.130.241.252:443

58.171.42.66:8080

108.179.206.219:8080

59.110.18.236:443

45.56.88.91:443

206.81.10.215:8080

167.71.10.37:8080

173.70.81.77:80

118.201.230.249:80

159.65.25.128:8080

59.103.164.174:80

191.92.209.110:7080

192.241.255.77:8080

181.31.213.158:8080

190.53.135.159:21

107.170.24.125:8080

201.184.105.242:443

183.102.238.69:465

190.108.228.48:990

rsa_pubkey.plain

Signatures

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

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	mailboxnetsh.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 4 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	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mailboxnetsh.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	mailboxnetsh.exe

Modifies data under HKEY_USERS 21 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	mailboxnetsh.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mailboxnetsh.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1133A3C8-5D85-4648-8F6B-CB9EE9C2CB33}	mailboxnetsh.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-67-a3-82-0b-47	mailboxnetsh.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	mailboxnetsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	mailboxnetsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1133A3C8-5D85-4648-8F6B-CB9EE9C2CB33}\WpadNetworkName = "Network 3"	mailboxnetsh.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1133A3C8-5D85-4648-8F6B-CB9EE9C2CB33}\WpadDecision = "0"	mailboxnetsh.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-67-a3-82-0b-47\WpadDecisionReason = "1"	mailboxnetsh.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-67-a3-82-0b-47\WpadDecisionTime = 00f8c9f0d305db01	mailboxnetsh.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ca-67-a3-82-0b-47\WpadDecision = "0"	mailboxnetsh.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mailboxnetsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	mailboxnetsh.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00db000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	mailboxnetsh.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1133A3C8-5D85-4648-8F6B-CB9EE9C2CB33}\WpadDecisionTime = 00f8c9f0d305db01	mailboxnetsh.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1133A3C8-5D85-4648-8F6B-CB9EE9C2CB33}\WpadDecisionReason = "1"	mailboxnetsh.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1133A3C8-5D85-4648-8F6B-CB9EE9C2CB33}\ca-67-a3-82-0b-47	mailboxnetsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	mailboxnetsh.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	mailboxnetsh.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	mailboxnetsh.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	mailboxnetsh.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2844	mailboxnetsh.exe
2844	mailboxnetsh.exe
2844	mailboxnetsh.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
796	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
2524	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
796	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
1692	mailboxnetsh.exe
2844	mailboxnetsh.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2524 wrote to memory of 796	2524	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe	31
PID 2524 wrote to memory of 796	2524	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe	31
PID 2524 wrote to memory of 796	2524	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe	31
PID 2524 wrote to memory of 796	2524	de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe	31
PID 1692 wrote to memory of 2844	1692	mailboxnetsh.exe	33
PID 1692 wrote to memory of 2844	1692	mailboxnetsh.exe	33
PID 1692 wrote to memory of 2844	1692	mailboxnetsh.exe	33
PID 1692 wrote to memory of 2844	1692	mailboxnetsh.exe	33

C:\Users\Admin\AppData\Local\Temp\de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2524
- C:\Users\Admin\AppData\Local\Temp\de4609fdcdad125d944f2504bc374889_JaffaCakes118.exe
  --3d39f588
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of SetWindowsHookEx
  PID:796

C:\Windows\SysWOW64\mailboxnetsh.exe
"C:\Windows\SysWOW64\mailboxnetsh.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1692
- C:\Windows\SysWOW64\mailboxnetsh.exe
  --e257ef10
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/796-6-0x0000000000330000-0x0000000000347000-memory.dmp

Filesize
92KB

Download
memory/796-16-0x0000000000400000-0x0000000000468000-memory.dmp

Filesize
416KB

Download
memory/1692-11-0x0000000000A60000-0x0000000000A77000-memory.dmp

Filesize
92KB

Download
memory/2524-5-0x00000000002C0000-0x00000000002D1000-memory.dmp

Filesize
68KB

Download
memory/2524-0-0x00000000002E0000-0x00000000002F7000-memory.dmp

Filesize
92KB

Download
memory/2844-17-0x00000000003E0000-0x00000000003F7000-memory.dmp

Filesize
92KB

Download

Analysis

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