emotet | 1d9dd217305c02940419611476073eb401760336820b596352e3001b80b00350

Reason

Machine shutdown

General

Target

f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe
Size

258KB
MD5

f4684f11c5c972e58c7d14aea17376c5
SHA1

e1461ec3aa9571f881bec7c7ef9eedcb10565ac9
SHA256

1d9dd217305c02940419611476073eb401760336820b596352e3001b80b00350
SHA512

dc8d38f2ca0cdf788763ff791e4e16aab6757b7b0eb569ddeacb55e22a945f7d833af639f3b05ad90e6734239477e2d4e7b7025fb7de7dc9b6caa9d0afc2f1d4
SSDEEP

6144:KOvjHC4lzb94HfwRG9eqoZTCpy539N5vxg3cayb6GpWFA:TjHC4lzb94HfCXoMxRvxwrygFA

Score

10^/10

emotet epoch2 banker discovery trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

C2

165.227.156.155:443

104.239.175.211:8080

67.225.179.64:8080

192.241.220.155:8080

179.12.170.148:8080

5.196.74.210:8080

189.209.217.49:80

178.79.161.166:443

190.228.72.244:53

105.228.98.115:443

31.172.240.91:8080

136.243.177.26:8080

87.230.19.21:8080

171.101.153.86:990

37.157.194.134:443

209.141.41.136:8080

91.205.215.66:8080

167.99.105.223:7080

83.136.245.190:8080

167.71.10.37:8080

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	handwhile.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	handwhile.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	handwhile.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	handwhile.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	f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	handwhile.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	handwhile.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	handwhile.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	handwhile.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	handwhile.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
680	handwhile.exe
680	handwhile.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2768	f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4376 wrote to memory of 2768	4376	f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe	82
PID 4376 wrote to memory of 2768	4376	f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe	82
PID 4376 wrote to memory of 2768	4376	f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe	82
PID 820 wrote to memory of 680	820	handwhile.exe	84
PID 820 wrote to memory of 680	820	handwhile.exe	84
PID 820 wrote to memory of 680	820	handwhile.exe	84

C:\Users\Admin\AppData\Local\Temp\f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:4376
- C:\Users\Admin\AppData\Local\Temp\f4684f11c5c972e58c7d14aea17376c5_JaffaCakes118.exe
  --bf45fefd
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:2768

C:\Windows\SysWOW64\handwhile.exe
"C:\Windows\SysWOW64\handwhile.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:820
- C:\Windows\SysWOW64\handwhile.exe
  --75241378
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:680

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

C:\ProgramData\Microsoft\Crypto\RSA\S-1-5-18\b383383de6c307020e46727a1e601e32_dd06e985-ac7f-4567-b0c7-3752f03c29fc

Filesize
50B

MD5
e5f21f598543693bef75a70885351301

SHA1
79fbe7ba977283d9911109d8c396fc3bd05ba348

SHA256
356985f057687ad1cbadc2dc4328d77707ae24f79d69df029610954ced99e380

SHA512
ddef4d64549a74bfddc5ae95d4f2086f3a524b4d4198347d9688bbcb90d259221a0acccc662db2a3157c1a723fe696f8256a5add0989c959fd39fc1e526888c2

Download Submit
memory/680-21-0x0000000000AE0000-0x0000000000AF7000-memory.dmp

Filesize
92KB

Download
memory/680-26-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/820-13-0x0000000000540000-0x0000000000557000-memory.dmp

Filesize
92KB

Download
memory/820-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2768-19-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/4376-1-0x00000000009F0000-0x0000000000A01000-memory.dmp

Filesize
68KB

Download
memory/4376-0-0x0000000000A10000-0x0000000000A27000-memory.dmp

Filesize
92KB

Download
memory/4376-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

Sharing

Errors