emotet | f7425f25bba7f80e386c2725a64e545b347f644a53d01bf8580d977893fbe7ae

General

Target

f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe
Size

258KB
MD5

f3de3cf8761c78e65c4355dfe24cc69d
SHA1

4dc96c7b7fa71ffce6feb6ab29599bff82d57758
SHA256

f7425f25bba7f80e386c2725a64e545b347f644a53d01bf8580d977893fbe7ae
SHA512

2a37c993fd79c216f5cdf9e45d5a02b29c44550a635835f40231bc0d52aef7e4312aff95ab1da43cba324af5c55b46e09b87c03829f907566124b7b525307077
SSDEEP

6144:KOvjHC4lzb94HfwRG9eqoZTCpy539N5vxg3cayb6GpWFt:TjHC4lzb94HfCXoMxRvxwrygFt

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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	vistalcl.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	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vistalcl.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vistalcl.exe

Modifies data under HKEY_USERS 21 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\4e-4d-5c-71-d0-9f	vistalcl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f\WpadDecisionTime = 10f2c327900edb01	vistalcl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vistalcl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	vistalcl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	vistalcl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vistalcl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f012d000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	vistalcl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadDecision = "0"	vistalcl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f\WpadDecision = "0"	vistalcl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	vistalcl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	vistalcl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	vistalcl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadNetworkName = "Network 3"	vistalcl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f	vistalcl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	vistalcl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}	vistalcl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadDecisionTime = 10f2c327900edb01	vistalcl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	vistalcl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	vistalcl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{35A98CD5-8BA1-438B-83A6-58D762F74CF2}\WpadDecisionReason = "1"	vistalcl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-4d-5c-71-d0-9f\WpadDecisionReason = "1"	vistalcl.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
2904	vistalcl.exe
2904	vistalcl.exe
2904	vistalcl.exe
2904	vistalcl.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1960	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2500 wrote to memory of 1960	2500	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1960	2500	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1960	2500	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe	30
PID 2500 wrote to memory of 1960	2500	f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe	30
PID 2716 wrote to memory of 2904	2716	vistalcl.exe	33
PID 2716 wrote to memory of 2904	2716	vistalcl.exe	33
PID 2716 wrote to memory of 2904	2716	vistalcl.exe	33
PID 2716 wrote to memory of 2904	2716	vistalcl.exe	33

C:\Users\Admin\AppData\Local\Temp\f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Users\Admin\AppData\Local\Temp\f3de3cf8761c78e65c4355dfe24cc69d_JaffaCakes118.exe
  --82cb0f88
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  PID:1960

C:\Windows\SysWOW64\vistalcl.exe
"C:\Windows\SysWOW64\vistalcl.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2716
- C:\Windows\SysWOW64\vistalcl.exe
  --35aac25a
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:2904

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/1960-7-0x0000000000270000-0x0000000000287000-memory.dmp

Filesize
92KB

Download
memory/1960-18-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2500-1-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/2500-0-0x0000000000260000-0x0000000000277000-memory.dmp

Filesize
92KB

Download
memory/2500-6-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2716-12-0x0000000000350000-0x0000000000367000-memory.dmp

Filesize
92KB

Download
memory/2716-17-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download
memory/2904-19-0x0000000000550000-0x0000000000567000-memory.dmp

Filesize
92KB

Download
memory/2904-24-0x0000000000400000-0x0000000000448000-memory.dmp

Filesize
288KB

Download

Analysis

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