emotet | 2d3339830687dfa3a6a80d125acd4a81190e1775f5a54b2dd36125844e3e19f0

General

Target

ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe
Size

323KB
MD5

ed91f020ac4d921f4fd9ad1ea903b75f
SHA1

6236074bd2fbf7f59105796521386cd6b4d20629
SHA256

2d3339830687dfa3a6a80d125acd4a81190e1775f5a54b2dd36125844e3e19f0
SHA512

c6cb4f4391e410e9eaeb2ffd6db75b13b2307dbaafd49b12810daa3da30fd24d4f62c7851b8bc21898a67a6379dc033277bd392136b203c04fd205473e32279a
SSDEEP

6144:ivGO3yl828vcPv2yv8vrvvvLvvvLvvvrvvvLvvvrvjvrvTPnbH7fvTv1KQOOU0qy:G1y6KJ05

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

172.105.11.15:8080

91.121.116.137:443

80.79.23.144:443

138.201.140.110:8080

95.128.43.213:8080

190.228.72.244:53

185.94.252.13:443

37.157.194.134:443

45.79.188.67:8080

27.4.80.183:443

80.11.163.139:443

152.89.236.214:8080

62.75.187.192:8080

189.209.217.49:80

190.106.97.230:443

222.214.218.192:8080

63.142.253.122:8080

206.189.98.125:8080

181.31.213.158:8080

78.24.219.147:8080

rsa_pubkey.plain

Signatures

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

Unexpected DNS network traffic destination 1 IoCs

Network traffic to other servers than the configured DNS servers was detected on the DNS port.

description	ioc
Destination IP	190.228.72.244

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	sycfwdr.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	sycfwdr.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	sycfwdr.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	sycfwdr.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	ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sycfwdr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sycfwdr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.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	sycfwdr.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	sycfwdr.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	sycfwdr.exe

Suspicious behavior: EnumeratesProcesses 14 IoCs

pid	Process
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe
5024	sycfwdr.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3056	ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4244	AUDIODG.EXE
Token: SeIncBasePriorityPrivilege	4244	AUDIODG.EXE

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1468 wrote to memory of 3056	1468	ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe	84
PID 1468 wrote to memory of 3056	1468	ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe	84
PID 1468 wrote to memory of 3056	1468	ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe	84
PID 3044 wrote to memory of 5024	3044	sycfwdr.exe	91
PID 3044 wrote to memory of 5024	3044	sycfwdr.exe	91
PID 3044 wrote to memory of 5024	3044	sycfwdr.exe	91

C:\Users\Admin\AppData\Local\Temp\ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1468
- C:\Users\Admin\AppData\Local\Temp\ed91f020ac4d921f4fd9ad1ea903b75f_JaffaCakes118.exe
  --414d748a
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:3056

C:\Windows\system32\AUDIODG.EXE
C:\Windows\system32\AUDIODG.EXE 0x45c 0x4f4
1⤵
- Suspicious use of AdjustPrivilegeToken
PID:4244

C:\Windows\SysWOW64\sycfwdr.exe
"C:\Windows\SysWOW64\sycfwdr.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3044
- C:\Windows\SysWOW64\sycfwdr.exe
  --16f364f2
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:5024

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/1468-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/1468-4-0x0000000002310000-0x0000000002325000-memory.dmp

Filesize
84KB

Download
memory/1468-0-0x0000000002310000-0x0000000002325000-memory.dmp

Filesize
84KB

Download
memory/3044-7-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3044-10-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3056-8-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3056-6-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3056-5-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/3056-12-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/5024-14-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5024-15-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5024-16-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download
memory/5024-18-0x0000000000400000-0x0000000000453000-memory.dmp

Filesize
332KB

Download

Analysis

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