emotet | fb63673ed7f692b0d3610a2629a26e598ec916440a32149ac0aeffb7c25305fc

General

Target

2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe
Size

384KB
MD5

97b5211be2a493d35ed933b4b89bc1d5
SHA1

1caedc79c8857c16c3c50a526eb349a5c6176a28
SHA256

fb63673ed7f692b0d3610a2629a26e598ec916440a32149ac0aeffb7c25305fc
SHA512

847a584e2818e2819f2896b81501e680ff2a58bd96160e5e9a58e94bfa4d39e9908a3d33c1b1fd20490e3f37e35870b4d7460d68cefcf8cac3a6db99ba78d6aa
SSDEEP

6144:sF3MtP2xXEeeWFEuC3h93Fx8u2qEuIE2T9Iyo/Q0VNhveGbfUTpYDDmu/+3fbT:svxaUCh93FxmuIE2Vo/tWG+pG/YT

Score

10^/10

emotet epoch1 banker discovery trojan upx

Malware Config

Extracted

Family

emotet

Botnet

Epoch1

C2

219.92.13.25:80

91.236.4.234:443

192.241.143.52:8080

186.3.232.68:80

192.241.146.84:8080

12.162.84.2:8080

50.28.51.143:8080

221.133.46.86:443

185.94.252.27:443

114.109.179.60:80

186.33.141.88:80

172.104.169.32:8080

184.57.130.8:80

177.139.131.143:443

77.55.211.77:8080

81.169.202.3:443

72.47.248.48:7080

212.71.237.140:8080

190.229.148.144:80

178.79.163.131:8080

rsa_pubkey.plain

Signatures

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

Executes dropped EXE 2 IoCs

pid	Process
2744	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnitmgr.exe
4436	audiodevmgr.exe

Drops file in System32 directory 1 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\audiodev\audiodevmgr.exe	audiodev.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x0009000000023c65-3.dat	upx
behavioral2/memory/2744-4-0x0000000000400000-0x000000000045D000-memory.dmp	upx
behavioral2/memory/2744-8-0x0000000000400000-0x000000000045D000-memory.dmp	upx

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

System Information Discovery
T1082

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4036	2744	WerFault.exe	85
4328	4436	WerFault.exe	99

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	audiodevmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnitmgr.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	audiodev.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

pid	Process
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe
4072	audiodev.exe

Suspicious behavior: RenamesItself 1 IoCs

pid	Process
852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe
852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe
4072	audiodev.exe
4072	audiodev.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 852 wrote to memory of 2744	852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe	85
PID 852 wrote to memory of 2744	852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe	85
PID 852 wrote to memory of 2744	852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe	85
PID 852 wrote to memory of 4072	852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe	98
PID 852 wrote to memory of 4072	852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe	98
PID 852 wrote to memory of 4072	852	2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe	98
PID 4072 wrote to memory of 4436	4072	audiodev.exe	99
PID 4072 wrote to memory of 4436	4072	audiodev.exe	99
PID 4072 wrote to memory of 4436	4072	audiodev.exe	99

C:\Users\Admin\AppData\Local\Temp\2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe
"C:\Users\Admin\AppData\Local\Temp\2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnit.exe"
1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: RenamesItself
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:852
- C:\Users\Admin\AppData\Local\Temp\2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnitmgr.exe
  C:\Users\Admin\AppData\Local\Temp\2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnitmgr.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2744
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2744 -s 264
    3⤵
    - Program crash
    PID:4036
- C:\Windows\SysWOW64\audiodev\audiodev.exe
  "C:\Windows\SysWOW64\audiodev\audiodev.exe"
  2⤵
  - Drops file in System32 directory
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:4072
- - C:\Windows\SysWOW64\audiodev\audiodevmgr.exe
    C:\Windows\SysWOW64\audiodev\audiodevmgr.exe
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    PID:4436
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4436 -s 264
      4⤵
      Program crash
      PID:4328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2744 -ip 2744
1⤵
PID:4924

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4436 -ip 4436
1⤵
PID:5080

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\2025-02-27_97b5211be2a493d35ed933b4b89bc1d5_icedid_ramnitmgr.exe

Filesize
105KB

MD5
d5ca6e1f080abc64bbb11e098acbeabb

SHA1
1849634bf5a65e1baddddd4452c99dfa003e2647

SHA256
30193b5ccf8a1834eac3502ef165350ab74b107451145f3d2937fdf24b9eceae

SHA512
aa57ce51de38af6212d7339c4baac543a54b0f527621b0ef9e78eca5e5699e8508a154f54f8ac04135527d8417275eeee72a502a362547575699330cc756b161

Download Submit
memory/852-0-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/852-10-0x0000000002390000-0x000000000239C000-memory.dmp

Filesize
48KB

Download
memory/852-9-0x0000000002280000-0x000000000228A000-memory.dmp

Filesize
40KB

Download
memory/852-14-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download
memory/2744-4-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/2744-6-0x00000000006B0000-0x00000000006B1000-memory.dmp

Filesize
4KB

Download
memory/2744-8-0x0000000000400000-0x000000000045D000-memory.dmp

Filesize
372KB

Download
memory/4072-20-0x0000000002190000-0x000000000219C000-memory.dmp

Filesize
48KB

Download
memory/4072-23-0x0000000000400000-0x0000000000464000-memory.dmp

Filesize
400KB

Download

Analysis

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