emotet | 2ca4803498d7d375a61bfab2a3a4cf7e0eec41d116e50a838791a55b164e0f8c

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17-01-2025 20:14

250117-yz7h3s1qfw 10

17-01-2025 20:12

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17-01-2025 17:21

17-01-2025 14:16

17-01-2025 14:12

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16-01-2025 12:50

Analysis

max time kernel
133s
max time network
153s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
17-01-2025 20:12

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General

Target

Malware-1-master/2887140.exe
Size

144KB
MD5

fead887648bddd70a05cf7a7090411dd
SHA1

250c0de3dc100d265ae495f045a2c47dad3520e9
SHA256

dfaf75da62d0561d171217fe893bd818a72ebfccd9d7e7f4c046f5b3ca44794e
SHA512

e1f15de084a78bf27a1c62b5d0d31fabd10be13983dca05962c40ea1e8b3f7bb617e92f44a78048d3484d16f5d4b9e42bc8c5a4b02fda0e0f5eb69368149920a
SSDEEP

3072:buY0LMcTrgw6mo4bnGkbUyh/h39iN/Ko8LdKpZbZo:SY0IkImZUyh/h3MOc

Score

10^/10

emotet banker discovery trojan

Malware Config

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet
Emotet family
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	extinv.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	2887140.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	extinv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	extinv.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2887140.exe

Modifies data under HKEY_USERS 22 IoCs

description	ioc	Process
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}\WpadDecisionTime = c0e4e3961c69db01	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	extinv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}\WpadDecision = "0"	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000004000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0087000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	extinv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-39-18-8b-85-e3\WpadDecision = "0"	extinv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-39-18-8b-85-e3\WpadDetectedUrl	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	extinv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-39-18-8b-85-e3	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-39-18-8b-85-e3\WpadDecisionTime = a0e673611c69db01	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-39-18-8b-85-e3\WpadDecisionTime = c0e4e3961c69db01	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	extinv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}\WpadDecisionReason = "1"	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}\WpadDecisionTime = a0e673611c69db01	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}	extinv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}\WpadNetworkName = "Network 3"	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{82A1A887-DA0A-4256-8EE7-29F4DEEC4B20}\4e-39-18-8b-85-e3	extinv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\4e-39-18-8b-85-e3\WpadDecisionReason = "1"	extinv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	extinv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0087000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	extinv.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2824	2887140.exe
2820	2887140.exe
2932	extinv.exe
2832	extinv.exe
2832	extinv.exe
2832	extinv.exe
2832	extinv.exe
2832	extinv.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2820	2887140.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2820	2824	2887140.exe	30
PID 2824 wrote to memory of 2820	2824	2887140.exe	30
PID 2824 wrote to memory of 2820	2824	2887140.exe	30
PID 2824 wrote to memory of 2820	2824	2887140.exe	30
PID 2932 wrote to memory of 2832	2932	extinv.exe	32
PID 2932 wrote to memory of 2832	2932	extinv.exe	32
PID 2932 wrote to memory of 2832	2932	extinv.exe	32
PID 2932 wrote to memory of 2832	2932	extinv.exe	32

C:\Users\Admin\AppData\Local\Temp\Malware-1-master\2887140.exe
"C:\Users\Admin\AppData\Local\Temp\Malware-1-master\2887140.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Users\Admin\AppData\Local\Temp\Malware-1-master\2887140.exe
  "C:\Users\Admin\AppData\Local\Temp\Malware-1-master\2887140.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:2820

C:\Windows\SysWOW64\extinv.exe
"C:\Windows\SysWOW64\extinv.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2932
- C:\Windows\SysWOW64\extinv.exe
  "C:\Windows\SysWOW64\extinv.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:2832

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2820-13-0x0000000000200000-0x0000000000220000-memory.dmp

Filesize
128KB

Download
memory/2820-12-0x0000000000140000-0x0000000000159000-memory.dmp

Filesize
100KB

Download
memory/2820-11-0x00000000001E0000-0x00000000001F9000-memory.dmp

Filesize
100KB

Download
memory/2820-7-0x00000000001E0000-0x00000000001F9000-memory.dmp

Filesize
100KB

Download
memory/2820-32-0x0000000000140000-0x0000000000159000-memory.dmp

Filesize
100KB

Download
memory/2820-31-0x00000000000A0000-0x00000000000C7000-memory.dmp

Filesize
156KB

Download
memory/2820-23-0x0000000000140000-0x0000000000159000-memory.dmp

Filesize
100KB

Download
memory/2824-4-0x00000000002B0000-0x00000000002C9000-memory.dmp

Filesize
100KB

Download
memory/2824-0-0x00000000002B0000-0x00000000002C9000-memory.dmp

Filesize
100KB

Download
memory/2824-6-0x00000000002D0000-0x00000000002F0000-memory.dmp

Filesize
128KB

Download
memory/2824-5-0x0000000000190000-0x00000000001A9000-memory.dmp

Filesize
100KB

Download
memory/2824-14-0x0000000000190000-0x00000000001A9000-memory.dmp

Filesize
100KB

Download
memory/2832-27-0x0000000000370000-0x0000000000389000-memory.dmp

Filesize
100KB

Download
memory/2832-29-0x0000000000390000-0x00000000003B0000-memory.dmp

Filesize
128KB

Download
memory/2832-28-0x0000000000240000-0x0000000000259000-memory.dmp

Filesize
100KB

Download
memory/2832-22-0x0000000000370000-0x0000000000389000-memory.dmp

Filesize
100KB

Download
memory/2832-33-0x0000000000240000-0x0000000000259000-memory.dmp

Filesize
100KB

Download
memory/2932-21-0x0000000000150000-0x0000000000170000-memory.dmp

Filesize
128KB

Download
memory/2932-20-0x00000000000F0000-0x0000000000109000-memory.dmp

Filesize
100KB

Download
memory/2932-30-0x00000000000D0000-0x00000000000E9000-memory.dmp

Filesize
100KB

Download
memory/2932-15-0x00000000000F0000-0x0000000000109000-memory.dmp

Filesize
100KB

Download
memory/2932-16-0x00000000000D0000-0x00000000000E9000-memory.dmp

Filesize
100KB

Download