emotet | c31b712ff3c1306d59b1a2d1d7deb622d940b3476a144436915973f14e4dc97f

General

Target

f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
Size

352KB
MD5

f3ec6b1de5f902de677abc433db676af
SHA1

51245273152265ad1b78247c46d0b8ea4e154d09
SHA256

c31b712ff3c1306d59b1a2d1d7deb622d940b3476a144436915973f14e4dc97f
SHA512

9f013e46993b02e09ba0c26a19fc5db9185d154218d6f8d1c04afaa1ce7ceec7b63aeb88f5921a60c460002fd60eb9bb52fd052e4da66e0a2992d6848c16f96b
SSDEEP

6144:RBf46wO7HK3Uwo5VUg+4sEjoKnun1Knun1Knun1Knun1Knun1Knun1Knun1Knunc:Tf9oWVp2WOWOWOWOWOWOWOWOWDGFoPxb

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	guidsguids.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	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	guidsguids.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	guidsguids.exe

Modifies data under HKEY_USERS 21 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AC2F265-B442-43F5-8E47-06464681C054}\WpadDecision = "0"	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	guidsguids.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AC2F265-B442-43F5-8E47-06464681C054}\WpadDecisionReason = "1"	guidsguids.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-a7-58-91-26-d4\WpadDecisionReason = "1"	guidsguids.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-a7-58-91-26-d4\WpadDecision = "0"	guidsguids.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	guidsguids.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	guidsguids.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guidsguids.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	guidsguids.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	guidsguids.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guidsguids.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0187000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AC2F265-B442-43F5-8E47-06464681C054}	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	guidsguids.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AC2F265-B442-43F5-8E47-06464681C054}\WpadNetworkName = "Network 3"	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-a7-58-91-26-d4	guidsguids.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AC2F265-B442-43F5-8E47-06464681C054}\36-a7-58-91-26-d4	guidsguids.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\36-a7-58-91-26-d4\WpadDecisionTime = d00c7db2940edb01	guidsguids.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{1AC2F265-B442-43F5-8E47-06464681C054}\WpadDecisionTime = d00c7db2940edb01	guidsguids.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2924	guidsguids.exe
2924	guidsguids.exe
2924	guidsguids.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
3068	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe

Suspicious use of UnmapMainImage 4 IoCs

pid	Process
2360	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
3068	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
2892	guidsguids.exe
2924	guidsguids.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2360 wrote to memory of 3068	2360	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe	30
PID 2360 wrote to memory of 3068	2360	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe	30
PID 2360 wrote to memory of 3068	2360	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe	30
PID 2360 wrote to memory of 3068	2360	f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe	30
PID 2892 wrote to memory of 2924	2892	guidsguids.exe	32
PID 2892 wrote to memory of 2924	2892	guidsguids.exe	32
PID 2892 wrote to memory of 2924	2892	guidsguids.exe	32
PID 2892 wrote to memory of 2924	2892	guidsguids.exe	32

C:\Users\Admin\AppData\Local\Temp\f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2360
- C:\Users\Admin\AppData\Local\Temp\f3ec6b1de5f902de677abc433db676af_JaffaCakes118.exe
  --63658550
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: RenamesItself
  - Suspicious use of UnmapMainImage
  PID:3068

C:\Windows\SysWOW64\guidsguids.exe
"C:\Windows\SysWOW64\guidsguids.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2892
- C:\Windows\SysWOW64\guidsguids.exe
  --e81a0f92
  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:2924

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/2360-0-0x0000000000230000-0x000000000024B000-memory.dmp

Filesize
108KB

Download
memory/2360-1-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/2360-3-0x0000000000230000-0x000000000024B000-memory.dmp

Filesize
108KB

Download
memory/2892-5-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2924-9-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2924-10-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/2924-11-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/3068-4-0x0000000000400000-0x000000000045A000-memory.dmp

Filesize
360KB

Download
memory/3068-8-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

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