emotet | 65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92

General

Target

65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
Size

183KB
MD5

f4dc998378cca164858034502f44184e
SHA1

c43c533b862a47fa33a972dfe8e9acaf4de33648
SHA256

65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92
SHA512

e982319094ed6020015d4978ff494b3bcf85d60346eee19e24b30a749d29484a515a37285d59b7fa32fe069997a2ac0b7df28b626f5070b5e74e2ea0bd5113f9
SSDEEP

3072:OA+PrAn3UAwpBFPbSbl8ZVcuGdrpWoWxiKJOXx2Q0mIOH0ZGvfdONt7T0Wf6B567:SME7pTOMkJqiK4Bft3MNZUPWrX

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

Processes:

reswwcs.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	reswwcs.exe

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

System Information Discovery
T1082

Modifies data under HKEY_USERS 21 IoCs

Processes:

reswwcs.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionReason = "1"	reswwcs.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecisionTime = f0d7aa650e34d901	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	reswwcs.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	reswwcs.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	reswwcs.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecision = "0"	reswwcs.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	reswwcs.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	reswwcs.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0006000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	reswwcs.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadNetworkName = "Network 2"	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\d6-b6-4f-0d-b5-68	reswwcs.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}	reswwcs.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionTime = f0d7aa650e34d901	reswwcs.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68\WpadDecision = "0"	reswwcs.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	reswwcs.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{DEBB7726-33BA-4A4E-8498-E682477C1101}\WpadDecisionReason = "1"	reswwcs.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\d6-b6-4f-0d-b5-68	reswwcs.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

reswwcs.exe

pid process

1620 reswwcs.exe
1620 reswwcs.exe
1620 reswwcs.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe

pid process

1540 65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe

pid	process
1620	reswwcs.exe
1620	reswwcs.exe
1620	reswwcs.exe

pid	process
1540	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe

Suspicious use of UnmapMainImage 4 IoCs

Processes:

65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exereswwcs.exereswwcs.exe

pid	process
1724	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
1540	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
1704	reswwcs.exe
1620	reswwcs.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exereswwcs.exe

description	pid	process	target process
PID 1724 wrote to memory of 1540	1724	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
PID 1724 wrote to memory of 1540	1724	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
PID 1724 wrote to memory of 1540	1724	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
PID 1724 wrote to memory of 1540	1724	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe	65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
PID 1704 wrote to memory of 1620	1704	reswwcs.exe	reswwcs.exe
PID 1704 wrote to memory of 1620	1704	reswwcs.exe	reswwcs.exe
PID 1704 wrote to memory of 1620	1704	reswwcs.exe	reswwcs.exe
PID 1704 wrote to memory of 1620	1704	reswwcs.exe	reswwcs.exe

C:\Users\Admin\AppData\Local\Temp\65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
"C:\Users\Admin\AppData\Local\Temp\65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1724

C:\Users\Admin\AppData\Local\Temp\65ec01b7af862c39ac4e783283a015537810c61a065b913f11cc46db993c4e92.exe
--d2c1114b
2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1540

C:\Windows\SysWOW64\reswwcs.exe
"C:\Windows\SysWOW64\reswwcs.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1704

C:\Windows\SysWOW64\reswwcs.exe
--91c1606
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:1620

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1540-55-0x0000000000000000-mapping.dmp

Download
memory/1540-59-0x0000000000220000-0x000000000023B000-memory.dmp

Filesize
108KB

Download
memory/1540-60-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1540-64-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download
memory/1620-62-0x0000000000000000-mapping.dmp

Download
memory/1620-65-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1620-66-0x0000000000400000-0x000000000042F000-memory.dmp

Filesize
188KB

Download
memory/1724-54-0x0000000075111000-0x0000000075113000-memory.dmp

Filesize
8KB

Download
memory/1724-56-0x00000000001B0000-0x00000000001CB000-memory.dmp

Filesize
108KB

Download
memory/1724-58-0x0000000000400000-0x000000000041D000-memory.dmp

Filesize
116KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads