emotet | cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0

General

Target

fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe
Size

474KB
MD5

fa9f67db6b0eccf40514332dab3b45b5
SHA1

8bd8db10014b274644c289b842df28b23516e18f
SHA256

cce73b8a41a52a6314fa3241cb98605807757bf61c138a40bfb7186f38e723c0
SHA512

79b352f84c9104ce51b7a295bb954a8b00084d273be2b13ba8c592c7cde4a0d664644f9a533a823b89f80500d9acf4e845ead604de56cc70d2c89c201c1a4f8a
SSDEEP

6144:Hlz4Ie8TvPgADDnz/HXnr/vYitovLFDPMTJYhr64Fg0:B4IuimvLFPMdV4Fg0

Score

10^/10

emotet epoch1 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

181.123.0.125:80

119.159.150.176:443

184.69.214.94:20

80.240.141.141:7080

185.187.198.10:8080

46.41.134.46:8080

178.249.187.151:8080

217.199.160.224:8080

186.83.133.253:8080

23.92.22.225:7080

212.71.237.140:8080

190.221.50.210:8080

187.199.158.226:443

185.86.148.222:8080

200.58.171.51:80

77.245.101.134:8080

201.163.74.202:443

203.25.159.3:8080

183.82.97.25:80

51.15.8.192:8080

rsa_pubkey.plain

Signatures

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

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	runningpost.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	runningpost.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	runningpost.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	runningpost.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	fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	runningpost.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	runningpost.exe

Modifies data under HKEY_USERS 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	runningpost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	runningpost.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	runningpost.exe

Suspicious behavior: EnumeratesProcesses 10 IoCs

pid	Process
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe
2036	runningpost.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
440	fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	3924	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	3924	AUDIODG.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3304 wrote to memory of 440	3304	fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe	83
PID 3304 wrote to memory of 440	3304	fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe	83
PID 3304 wrote to memory of 440	3304	fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe	83
PID 3960 wrote to memory of 2036	3960	runningpost.exe	89
PID 3960 wrote to memory of 2036	3960	runningpost.exe	89
PID 3960 wrote to memory of 2036	3960	runningpost.exe	89

C:\Users\Admin\AppData\Local\Temp\fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3304
- C:\Users\Admin\AppData\Local\Temp\fa9f67db6b0eccf40514332dab3b45b5_JaffaCakes118.exe
  --953d17a0
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:440

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x508 0x50c
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:3924

C:\Windows\SysWOW64\runningpost.exe
"C:\Windows\SysWOW64\runningpost.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3960
- C:\Windows\SysWOW64\runningpost.exe
  --a8028b15
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:2036

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/440-11-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/440-5-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/440-6-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2036-17-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2036-16-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2036-14-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/2036-13-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/3304-4-0x00000000028B0000-0x00000000028C5000-memory.dmp

Filesize
84KB

Download
memory/3304-0-0x00000000028B0000-0x00000000028C5000-memory.dmp

Filesize
84KB

Download
memory/3304-2-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3304-1-0x0000000000400000-0x0000000000417000-memory.dmp

Filesize
92KB

Download
memory/3960-8-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download
memory/3960-7-0x0000000000400000-0x0000000000478000-memory.dmp

Filesize
480KB

Download

Analysis

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