emotet | 6de788187b9a790f0a378b94f02582e1453d4f77f5ac4c742c7ffc4bef0ea157

Analysis

max time kernel
176s
max time network
193s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
30-11-2022 09:24

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General

Target

61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe
Size

340KB
MD5

d5211c4a48e39cb9550ab0e78875c2f1
SHA1

61c0153ba8ce4f5ee6ec250170e444c8d71b9754
SHA256

6de788187b9a790f0a378b94f02582e1453d4f77f5ac4c742c7ffc4bef0ea157
SHA512

c48002b70ba8f190cb512759936b00fb4577031c45b5b5f90498d8ec432f1d600e0534a74e7dda7fbe3d9313f523e14c19185c524cef0b8fdc827a57c15d9cd3
SSDEEP

6144:x95bkDpcaVh2bo7cIG0MHCT4f6D5vGzjjC+ztDxiFk3k8T+rWwn7:35WWaVh2boFGgcCD5ezj2wFWk3k8TA

Score

10^/10

emotet epoch2 banker trojan

Malware Config

Extracted

Family

emotet

Botnet

Epoch2

186.4.172.5:443

186.4.172.5:8080

69.164.201.54:8080

162.241.208.52:8080

167.71.10.37:8080

115.78.95.230:443

159.65.25.128:8080

37.157.194.134:443

27.147.163.188:8080

133.167.80.63:7080

212.71.234.16:8080

41.220.119.246:80

181.31.213.158:8080

85.104.59.244:20

200.71.148.138:8080

91.205.215.66:8080

87.230.19.21:8080

86.98.25.30:53

181.143.53.227:21

152.89.236.214:8080

rsa_pubkey.plain

Signatures

Emotet
Emotet is a trojan that is primarily spread through spam emails.
trojan banker emotet

Drops file in System32 directory 4 IoCs

Processes:

tranmspterm.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	tranmspterm.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	tranmspterm.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	tranmspterm.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	tranmspterm.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 3 IoCs

Processes:

tranmspterm.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	tranmspterm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	tranmspterm.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	tranmspterm.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

tranmspterm.exe

pid process

4300 tranmspterm.exe
4300 tranmspterm.exe
4300 tranmspterm.exe
4300 tranmspterm.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe

pid process

2984 61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe

pid	process
4300	tranmspterm.exe
4300	tranmspterm.exe
4300	tranmspterm.exe
4300	tranmspterm.exe

pid	process
2984	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe

Suspicious use of WriteProcessMemory 6 IoCs

Processes:

61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exetranmspterm.exe

description	pid	process	target process
PID 3836 wrote to memory of 2984	3836	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe
PID 3836 wrote to memory of 2984	3836	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe
PID 3836 wrote to memory of 2984	3836	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe	61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe
PID 1796 wrote to memory of 4300	1796	tranmspterm.exe	tranmspterm.exe
PID 1796 wrote to memory of 4300	1796	tranmspterm.exe	tranmspterm.exe
PID 1796 wrote to memory of 4300	1796	tranmspterm.exe	tranmspterm.exe

C:\Users\Admin\AppData\Local\Temp\61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe
"C:\Users\Admin\AppData\Local\Temp\61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3836

C:\Users\Admin\AppData\Local\Temp\61c0153ba8ce4f5ee6ec250170e444c8d71b9754.exe
--53f77deb
2⤵
- Suspicious behavior: RenamesItself
PID:2984

C:\Windows\SysWOW64\tranmspterm.exe
"C:\Windows\SysWOW64\tranmspterm.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1796

C:\Windows\SysWOW64\tranmspterm.exe
--491b2c41
2⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
PID:4300

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

memory/1796-144-0x00000000004F0000-0x0000000000504000-memory.dmp

Filesize
80KB

Download
memory/2984-137-0x0000000000000000-mapping.dmp

Download
memory/2984-138-0x0000000000760000-0x0000000000774000-memory.dmp

Filesize
80KB

Download
memory/3836-132-0x0000000002240000-0x0000000002254000-memory.dmp

Filesize
80KB

Download
memory/3836-139-0x0000000002220000-0x000000000222F000-memory.dmp

Filesize
60KB

Download
memory/4300-149-0x0000000000000000-mapping.dmp

Download
memory/4300-150-0x0000000000660000-0x0000000000674000-memory.dmp

Filesize
80KB

Download