emotet | 8902421b107b626611741784e28d563feeb3b6d4a0e2e16c621fbe1a3195a0a0

General

Target

f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
Size

104KB
MD5

f9e59f9b7cac5d9e85a67e27a78a1a27
SHA1

264535bbd76dca732d7bf78de0a11cc440314b85
SHA256

8902421b107b626611741784e28d563feeb3b6d4a0e2e16c621fbe1a3195a0a0
SHA512

a218c4fb293f3d8c3aafdcc59071fc88f325f9dbfcc67916d7c3daecdddde7c1e90c6111ce7a5a882440d99d74a9d0d07bd6df23c618594f4c158e29891d2939
SSDEEP

1536:pgeuePbZwbzVpsifBgiS4SW7VU6ol5h3m/4ANfUMZNX:WePbyTsmWiSg83m/4qUMzX

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

Drops file in System32 directory 4 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	sharpenmdmaus.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	sharpenmdmaus.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	sharpenmdmaus.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	sharpenmdmaus.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	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sharpenmdmaus.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	sharpenmdmaus.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	sharpenmdmaus.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	sharpenmdmaus.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	sharpenmdmaus.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
1440	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
1440	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
1748	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
1748	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
444	sharpenmdmaus.exe
444	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe
1036	sharpenmdmaus.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
1748	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 1440 wrote to memory of 1748	1440	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe	82
PID 1440 wrote to memory of 1748	1440	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe	82
PID 1440 wrote to memory of 1748	1440	f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe	82
PID 444 wrote to memory of 1036	444	sharpenmdmaus.exe	84
PID 444 wrote to memory of 1036	444	sharpenmdmaus.exe	84
PID 444 wrote to memory of 1036	444	sharpenmdmaus.exe	84

C:\Users\Admin\AppData\Local\Temp\f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1440
- C:\Users\Admin\AppData\Local\Temp\f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\f9e59f9b7cac5d9e85a67e27a78a1a27_JaffaCakes118.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: RenamesItself
  PID:1748

C:\Windows\SysWOW64\sharpenmdmaus.exe
"C:\Windows\SysWOW64\sharpenmdmaus.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:444
- C:\Windows\SysWOW64\sharpenmdmaus.exe
  "C:\Windows\SysWOW64\sharpenmdmaus.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:1036

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/444-19-0x00000000006A0000-0x00000000006AD000-memory.dmp

Filesize
52KB

Download
memory/444-28-0x0000000000690000-0x000000000069D000-memory.dmp

Filesize
52KB

Download
memory/444-15-0x00000000006A0000-0x00000000006AD000-memory.dmp

Filesize
52KB

Download
memory/444-20-0x0000000000D40000-0x0000000000D60000-memory.dmp

Filesize
128KB

Download
memory/1036-26-0x0000000000580000-0x000000000058D000-memory.dmp

Filesize
52KB

Download
memory/1036-25-0x0000000000590000-0x000000000059D000-memory.dmp

Filesize
52KB

Download
memory/1036-31-0x0000000000580000-0x000000000058D000-memory.dmp

Filesize
52KB

Download
memory/1036-27-0x00000000005A0000-0x00000000005C0000-memory.dmp

Filesize
128KB

Download
memory/1036-21-0x0000000000590000-0x000000000059D000-memory.dmp

Filesize
52KB

Download
memory/1440-14-0x0000000002180000-0x000000000218D000-memory.dmp

Filesize
52KB

Download
memory/1440-0-0x0000000002190000-0x000000000219D000-memory.dmp

Filesize
52KB

Download
memory/1440-4-0x0000000002190000-0x000000000219D000-memory.dmp

Filesize
52KB

Download
memory/1440-6-0x00000000021A0000-0x00000000021C0000-memory.dmp

Filesize
128KB

Download
memory/1440-5-0x0000000002180000-0x000000000218D000-memory.dmp

Filesize
52KB

Download
memory/1748-7-0x00000000006A0000-0x00000000006AD000-memory.dmp

Filesize
52KB

Download
memory/1748-12-0x00000000006A0000-0x00000000006AD000-memory.dmp

Filesize
52KB

Download
memory/1748-8-0x0000000000690000-0x000000000069D000-memory.dmp

Filesize
52KB

Download
memory/1748-29-0x0000000000400000-0x000000000041B000-memory.dmp

Filesize
108KB

Download
memory/1748-30-0x0000000000690000-0x000000000069D000-memory.dmp

Filesize
52KB

Download
memory/1748-13-0x0000000002050000-0x0000000002070000-memory.dmp

Filesize
128KB

Download

Analysis

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