emotet | 2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf

General

Target

2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
Size

135KB
MD5

6e561be14e05c25a7f317172f73f2117
SHA1

063dc4313363b3eb96f1f0fecfa7709aa288f37c
SHA256

2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf
SHA512

ae6d76057abe06e0f1058304270d1311b8c58f96c14cbfcb22efe175d16add88311a912bb4e63f780c8d7481ae82dc9eb4e16c4b9fc09e7bdea4a97a1e8e7aae

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:

randomsel.exe

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

randomsel.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	randomsel.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	randomsel.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a070014000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	randomsel.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A33DB50-CC69-497D-AB93-6EAB524EB9A7}\WpadDecisionReason = "1"	randomsel.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A33DB50-CC69-497D-AB93-6EAB524EB9A7}\WpadDecision = "0"	randomsel.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A33DB50-CC69-497D-AB93-6EAB524EB9A7}\WpadNetworkName = "Network"	randomsel.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-fb-4e-a0-c8-83	randomsel.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-fb-4e-a0-c8-83\WpadDecisionReason = "1"	randomsel.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings	randomsel.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	randomsel.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-fb-4e-a0-c8-83\WpadDecisionTime = 907dcc20604ad701	randomsel.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	randomsel.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	randomsel.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	randomsel.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	randomsel.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	randomsel.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A33DB50-CC69-497D-AB93-6EAB524EB9A7}\WpadDecisionTime = 907dcc20604ad701	randomsel.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A33DB50-CC69-497D-AB93-6EAB524EB9A7}\92-fb-4e-a0-c8-83	randomsel.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	randomsel.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{3A33DB50-CC69-497D-AB93-6EAB524EB9A7}	randomsel.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-fb-4e-a0-c8-83\WpadDecision = "0"	randomsel.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

randomsel.exe

pid process

752 randomsel.exe
752 randomsel.exe
752 randomsel.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe

pid process

1572 2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe

pid	process
752	randomsel.exe
752	randomsel.exe
752	randomsel.exe

pid	process
1572	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe

Suspicious use of UnmapMainImage 4 IoCs

Processes:

2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exerandomsel.exerandomsel.exe

pid	process
1472	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
1572	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
1800	randomsel.exe
752	randomsel.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exerandomsel.exe

description	pid	process	target process
PID 1472 wrote to memory of 1572	1472	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
PID 1472 wrote to memory of 1572	1472	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
PID 1472 wrote to memory of 1572	1472	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
PID 1472 wrote to memory of 1572	1472	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe	2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
PID 1800 wrote to memory of 752	1800	randomsel.exe	randomsel.exe
PID 1800 wrote to memory of 752	1800	randomsel.exe	randomsel.exe
PID 1800 wrote to memory of 752	1800	randomsel.exe	randomsel.exe
PID 1800 wrote to memory of 752	1800	randomsel.exe	randomsel.exe

C:\Users\Admin\AppData\Local\Temp\2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
"C:\Users\Admin\AppData\Local\Temp\2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1472

C:\Users\Admin\AppData\Local\Temp\2a66d935b5f241a7592063bdb3293a9614abc5dac09f2668839bda53198defdf.exe
--46a47f69
2⤵
- Suspicious behavior: RenamesItself
- Suspicious use of UnmapMainImage
PID:1572

C:\Windows\SysWOW64\randomsel.exe
"C:\Windows\SysWOW64\randomsel.exe"
1⤵
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1800

C:\Windows\SysWOW64\randomsel.exe
--a6ecff8d
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
PID:752

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/752-67-0x0000000000000000-mapping.dmp

Download
memory/752-72-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1472-59-0x00000000757C1000-0x00000000757C3000-memory.dmp

Filesize
8KB

Download
memory/1472-60-0x0000000000220000-0x0000000000231000-memory.dmp

Filesize
68KB

Download
memory/1472-63-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1572-61-0x0000000000000000-mapping.dmp

Download
memory/1572-65-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download
memory/1800-70-0x0000000000400000-0x0000000000423000-memory.dmp

Filesize
140KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads