emotet | 5438104f416bb8a85e3352871e0d05b137548134af616058ddb3f98bde0d1353

General

Target

a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe
Size

78KB
MD5

a8a91e019ed26398dc25902059e2a179
SHA1

336dafa0ae7272b5b653f2317a8c7ff7781144a1
SHA256

5438104f416bb8a85e3352871e0d05b137548134af616058ddb3f98bde0d1353
SHA512

bfc2cb233834e884b8d74482f187381e245d6834463e4a328c4fc6df7442a4edd210eb1d96ac30fff1386775046709d70a23710af79baa6b9228fcf7fc7cd681
SSDEEP

1536:NHSpKpOTyuNT8AEydsDW+35m0YT1VIdH/A50yswESN5YvGTwt3:NHSpKpO98Usy+35s/I9yswEnGU

Score

10^/10

emotet banker 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	idebugimpl.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Modifies data under HKEY_USERS 21 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-c7-31-07-69-65	idebugimpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ED4A7A9-AA40-4C5C-8392-62F335D92417}\92-c7-31-07-69-65	idebugimpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-c7-31-07-69-65\WpadDecision = "0"	idebugimpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	idebugimpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	idebugimpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ED4A7A9-AA40-4C5C-8392-62F335D92417}\WpadDecisionReason = "1"	idebugimpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	idebugimpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	idebugimpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-c7-31-07-69-65\WpadDecisionTime = 504ecfe831beda01	idebugimpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	idebugimpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	idebugimpl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	idebugimpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0036000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	idebugimpl.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ED4A7A9-AA40-4C5C-8392-62F335D92417}	idebugimpl.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ED4A7A9-AA40-4C5C-8392-62F335D92417}\WpadDecisionTime = 504ecfe831beda01	idebugimpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ED4A7A9-AA40-4C5C-8392-62F335D92417}\WpadDecision = "0"	idebugimpl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	idebugimpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	idebugimpl.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	idebugimpl.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6ED4A7A9-AA40-4C5C-8392-62F335D92417}\WpadNetworkName = "Network 2"	idebugimpl.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-c7-31-07-69-65\WpadDecisionReason = "1"	idebugimpl.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2908	idebugimpl.exe
2908	idebugimpl.exe
2908	idebugimpl.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
2044	a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2044	3048	a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2044	3048	a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2044	3048	a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe	28
PID 3048 wrote to memory of 2044	3048	a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe	28
PID 2616 wrote to memory of 2908	2616	idebugimpl.exe	30
PID 2616 wrote to memory of 2908	2616	idebugimpl.exe	30
PID 2616 wrote to memory of 2908	2616	idebugimpl.exe	30
PID 2616 wrote to memory of 2908	2616	idebugimpl.exe	30

C:\Users\Admin\AppData\Local\Temp\a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\a8a91e019ed26398dc25902059e2a179_JaffaCakes118.exe
  --2fb7f280
  2⤵
  - Suspicious behavior: RenamesItself
  PID:2044

C:\Windows\SysWOW64\idebugimpl.exe
"C:\Windows\SysWOW64\idebugimpl.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:2616
- C:\Windows\SysWOW64\idebugimpl.exe
  --7b93627c
  2⤵
  - Drops file in System32 directory
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  PID:2908

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2044-4-0x00000000001C0000-0x00000000001C1000-memory.dmp

Filesize
4KB

Download
memory/2044-3-0x00000000001B0000-0x00000000001B1000-memory.dmp

Filesize
4KB

Download
memory/2044-7-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2908-9-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2908-10-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2908-14-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2908-15-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/2908-19-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3048-0-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download
memory/3048-1-0x0000000000400000-0x0000000000415000-memory.dmp

Filesize
84KB

Download

Analysis

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