emotet | 73118de8f59147aebf7c10194614e95de52e527902f7df7985649f906ccdc4da

General

Target

fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
Size

116KB
MD5

fde4e598e4174f4ffbe90d62fc36100a
SHA1

9e995b801a07da1c82d7574f671b762f2d2934db
SHA256

73118de8f59147aebf7c10194614e95de52e527902f7df7985649f906ccdc4da
SHA512

20e4acaca58f3b4e90f84adaa3e05c1263426fe148d09ce49110a1b4274def4e28ea6d4755c757f7ab268d994fb69cc62a085fdda49cfa651ad6f2250381a230
SSDEEP

3072:zOianMCo3+BNvOQA7gIpINsc5x6EengEo+:z+nHDOMJz4nB

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 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	ribbonribbon.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	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ribbonribbon.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ribbonribbon.exe

Modifies data under HKEY_USERS 21 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9205829A-97FD-488E-91DA-E1EE3B122FA0}	ribbonribbon.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9205829A-97FD-488E-91DA-E1EE3B122FA0}\WpadDecisionReason = "1"	ribbonribbon.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9205829A-97FD-488E-91DA-E1EE3B122FA0}\WpadDecision = "0"	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-cd-01-69-32-c0	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	ribbonribbon.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	ribbonribbon.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9205829A-97FD-488E-91DA-E1EE3B122FA0}\WpadNetworkName = "Network 3"	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9205829A-97FD-488E-91DA-E1EE3B122FA0}\ee-cd-01-69-32-c0	ribbonribbon.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-cd-01-69-32-c0\WpadDecisionReason = "1"	ribbonribbon.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	ribbonribbon.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	ribbonribbon.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	ribbonribbon.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-cd-01-69-32-c0\WpadDecision = "0"	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	ribbonribbon.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0161000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	ribbonribbon.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{9205829A-97FD-488E-91DA-E1EE3B122FA0}\WpadDecisionTime = c082727a3112db01	ribbonribbon.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\ee-cd-01-69-32-c0\WpadDecisionTime = c082727a3112db01	ribbonribbon.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	ribbonribbon.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	ribbonribbon.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3064	ribbonribbon.exe
3064	ribbonribbon.exe
3064	ribbonribbon.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2196	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe

Suspicious use of UnmapMainImage 4 IoCs

pid	Process
2916	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
2196	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
2500	ribbonribbon.exe
3064	ribbonribbon.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2916 wrote to memory of 2196	2916	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe	30
PID 2916 wrote to memory of 2196	2916	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe	30
PID 2916 wrote to memory of 2196	2916	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe	30
PID 2916 wrote to memory of 2196	2916	fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe	30
PID 2500 wrote to memory of 3064	2500	ribbonribbon.exe	33
PID 2500 wrote to memory of 3064	2500	ribbonribbon.exe	33
PID 2500 wrote to memory of 3064	2500	ribbonribbon.exe	33
PID 2500 wrote to memory of 3064	2500	ribbonribbon.exe	33

C:\Users\Admin\AppData\Local\Temp\fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2916
- C:\Users\Admin\AppData\Local\Temp\fde4e598e4174f4ffbe90d62fc36100a_JaffaCakes118.exe
  --42e91011
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of UnmapMainImage
  PID:2196

C:\Windows\SysWOW64\ribbonribbon.exe
"C:\Windows\SysWOW64\ribbonribbon.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2500
- C:\Windows\SysWOW64\ribbonribbon.exe
  --50dcba7e
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of UnmapMainImage
  PID:3064

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/2196-5-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2196-6-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2196-10-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2500-7-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/2916-0-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/2916-1-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2916-4-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/2916-3-0x0000000000240000-0x0000000000251000-memory.dmp

Filesize
68KB

Download
memory/3064-11-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3064-12-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download
memory/3064-13-0x0000000000400000-0x000000000041F000-memory.dmp

Filesize
124KB

Download
memory/3064-14-0x0000000000400000-0x0000000000414000-memory.dmp

Filesize
80KB

Download

Analysis

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