numando | 923cb78fac0f3473f15afabfbccf42bcfa54a80cfd4ca02a36d0516eceea459d | Triage

Analysis

max time kernel
137s
max time network
163s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
06-01-2024 10:16

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General

Target

5f46c6671fc0a4ce2a8f62148ba76b93.dll
Size

1.1MB
MD5

5f46c6671fc0a4ce2a8f62148ba76b93
SHA1

a5a06318aa4d36026ad7e8e242a0cb1ea425cae4
SHA256

923cb78fac0f3473f15afabfbccf42bcfa54a80cfd4ca02a36d0516eceea459d
SHA512

874c6e047f2b19c77d41fbeda2196a14596cb6ba031ecc744e65f9893de2011626c1e1bd9d74cb79ad36b22018a687f7da2dcbac6cf47ae18934b04705a117e6
SSDEEP

24576:viHKy2FieN5CpRni2lpV0ihzjcMf18OI3RSe:vOKy2FieN5CpRdBzjcMf6OI3

Score

10^/10

numando backdoor trojan upx

Malware Config

Signatures

Detect Numando payload 2 IoCs

resource	yara_rule
behavioral2/memory/4448-2-0x0000000002340000-0x0000000002738000-memory.dmp	family_numando
behavioral2/memory/4448-3-0x0000000002340000-0x0000000002738000-memory.dmp	family_numando

Numando
Numando is a banking trojan/backdoor targeting Latin America which uses Youtube and Pastebin for C2 communications.
trojan backdoor numando

UPX packed file 4 IoCs

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

resource	yara_rule
behavioral2/memory/4448-0-0x0000000002340000-0x0000000002738000-memory.dmp	upx
behavioral2/memory/4448-1-0x0000000002340000-0x0000000002738000-memory.dmp	upx
behavioral2/memory/4448-2-0x0000000002340000-0x0000000002738000-memory.dmp	upx
behavioral2/memory/4448-3-0x0000000002340000-0x0000000002738000-memory.dmp	upx

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2588	4448	WerFault.exe	91

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1972 wrote to memory of 4448	1972	rundll32.exe	91
PID 1972 wrote to memory of 4448	1972	rundll32.exe	91
PID 1972 wrote to memory of 4448	1972	rundll32.exe	91

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f46c6671fc0a4ce2a8f62148ba76b93.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:1972
- C:\Windows\SysWOW64\rundll32.exe
  rundll32.exe C:\Users\Admin\AppData\Local\Temp\5f46c6671fc0a4ce2a8f62148ba76b93.dll,#1
  2⤵
  PID:4448
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4448 -s 696
    3⤵
    - Program crash
    PID:2588

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 4448 -ip 4448
1⤵
PID:1476

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/4448-0-0x0000000002340000-0x0000000002738000-memory.dmp

Filesize
4.0MB

Download
memory/4448-1-0x0000000002340000-0x0000000002738000-memory.dmp

Filesize
4.0MB

Download
memory/4448-2-0x0000000002340000-0x0000000002738000-memory.dmp

Filesize
4.0MB

Download
memory/4448-3-0x0000000002340000-0x0000000002738000-memory.dmp

Filesize
4.0MB

Download