emotet | 4f62184074f2f62c718f5905743e511839dd41ba62aa40650838f1b8b9f94c0a

General

Target

ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe
Size

198KB
MD5

ef00cd9b844f389d9f231018d86e9c32
SHA1

0d3a7cc9fe3a5e1ce3cb67debb52ae183b0785da
SHA256

4f62184074f2f62c718f5905743e511839dd41ba62aa40650838f1b8b9f94c0a
SHA512

83724ec00c836a93169a0306434a0269435461ab75dd8e4c0ac08349a776533093e7f7de91a0c82319796efe4f57c81a2507461723b718bb510d6ef54cc586e2
SSDEEP

3072:SznkdnJr2TRllygV+BwjEktpmU31ArnFkZDd6aj6dzON:SziolIPmjltpm8WLFkZH6dzO

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

91.121.116.137:443

80.79.23.144:443

192.254.173.31:8080

190.108.228.48:990

94.205.247.10:80

85.54.169.141:8080

190.145.67.134:8090

63.142.253.122:8080

62.75.187.192:8080

185.14.187.201:8080

91.205.215.66:8080

80.11.163.139:443

92.233.128.13:143

186.4.172.5:8080

190.211.207.11:443

136.243.177.26:8080

85.104.59.244:20

87.230.19.21:8080

189.209.217.49:80

222.214.218.192:8080

rsa_pubkey.plain

Signatures

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

Drops file in System32 directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	khmertran.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	ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ef00cd9b844f389d9f231018d86e9c32_jaffacakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	khmertran.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	khmertran.exe

Modifies data under HKEY_USERS 25 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\ea-a1-ea-f9-89-5c	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionTime = 80f9fc4ad80bdb01	khmertran.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	khmertran.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	khmertran.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	khmertran.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDetectedUrl	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c	khmertran.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecision = "0"	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	khmertran.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecision = "0"	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	khmertran.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionReason = "1"	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionTime = 80f9fc4ad80bdb01	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	khmertran.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}	khmertran.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadNetworkName = "Network 3"	khmertran.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionReason = "1"	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f00c8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{74F04B6F-3BBC-4608-983A-AA8B8CA2CC9E}\WpadDecisionTime = 20a55876d80bdb01	khmertran.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ea-a1-ea-f9-89-5c\WpadDecisionTime = 20a55876d80bdb01	khmertran.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
2740	khmertran.exe
2740	khmertran.exe
2740	khmertran.exe
2740	khmertran.exe
2740	khmertran.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2848	ef00cd9b844f389d9f231018d86e9c32_jaffacakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 1056 wrote to memory of 2848	1056	ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe	30
PID 1056 wrote to memory of 2848	1056	ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe	30
PID 1056 wrote to memory of 2848	1056	ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe	30
PID 1056 wrote to memory of 2848	1056	ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe	30
PID 2804 wrote to memory of 2740	2804	khmertran.exe	32
PID 2804 wrote to memory of 2740	2804	khmertran.exe	32
PID 2804 wrote to memory of 2740	2804	khmertran.exe	32
PID 2804 wrote to memory of 2740	2804	khmertran.exe	32

C:\Users\Admin\AppData\Local\Temp\ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ef00cd9b844f389d9f231018d86e9c32_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1056
- C:\Users\Admin\AppData\Local\Temp\ef00cd9b844f389d9f231018d86e9c32_jaffacakes118.exe
  --36391c75
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:2848

C:\Windows\SysWOW64\khmertran.exe
"C:\Windows\SysWOW64\khmertran.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2804
- C:\Windows\SysWOW64\khmertran.exe
  --fd788d3e
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:2740

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

Loading Replay Monitor...

Downloads

memory/1056-0-0x00000000001D0000-0x00000000001E4000-memory.dmp

Filesize
80KB

Download
memory/1056-5-0x00000000001C0000-0x00000000001CF000-memory.dmp

Filesize
60KB

Download
memory/2740-17-0x00000000005D0000-0x00000000005E4000-memory.dmp

Filesize
80KB

Download
memory/2804-11-0x0000000000290000-0x00000000002A4000-memory.dmp

Filesize
80KB

Download
memory/2848-6-0x0000000000240000-0x0000000000254000-memory.dmp

Filesize
80KB

Download
memory/2848-16-0x0000000000400000-0x0000000000435000-memory.dmp

Filesize
212KB

Download

Analysis

Sharing