tinba | 74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca

Analysis

max time kernel
148s
max time network
150s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
28-06-2024 23:03

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General

Target

74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
Size

225KB
MD5

3c1f5eb39bcb75b9483108c0896f0e4b
SHA1

d01cb7e77670601dbae83535a0382780dac91358
SHA256

74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca
SHA512

99f420f463526b2eb3d8fb9c6dd1b156ac4382751783c0a84d6df7302b419d2a58d5c5f5a5bab6d1b158e22cd3f6f8fa83036bc657a06dacb5af5a9422abcec8
SSDEEP

6144:EA2P27yTAnKGw0hjFhSR/W11yAJ9v0pMtRCpYM:EATuTAnKGwUAW3ycQqgf

Score

10^/10

tinba banker persistence trojan

Malware Config

Signatures

Tinba / TinyBanker
Banking trojan which uses packet sniffing to steal data.
trojan banker tinba

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-268080393-3149932598-1824759070-1000\Software\Microsoft\Windows\CurrentVersion\Run\204F42D1 = "C:\\Users\\Admin\\AppData\\Roaming\\204F42D1\\bin.exe"	winver.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 61 IoCs

pid	Process
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe
2296	winver.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
2296	winver.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2020 wrote to memory of 2296	2020	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	28
PID 2020 wrote to memory of 2296	2020	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	28
PID 2020 wrote to memory of 2296	2020	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	28
PID 2020 wrote to memory of 2296	2020	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	28
PID 2020 wrote to memory of 2296	2020	74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe	28
PID 2296 wrote to memory of 1204	2296	winver.exe	21
PID 2296 wrote to memory of 1128	2296	winver.exe	19
PID 2296 wrote to memory of 1172	2296	winver.exe	20
PID 2296 wrote to memory of 1204	2296	winver.exe	21
PID 2296 wrote to memory of 2020	2296	winver.exe	27

C:\Windows\system32\taskhost.exe
"taskhost.exe"
1⤵
PID:1128

C:\Windows\system32\Dwm.exe
"C:\Windows\system32\Dwm.exe"
1⤵
PID:1172

C:\Windows\Explorer.EXE
C:\Windows\Explorer.EXE
1⤵
PID:1204
- C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe
  "C:\Users\Admin\AppData\Local\Temp\74614bfb11da5c25f3758dd57bf1d5b08d1d1f7a8afbfcd722eb8dfb0fb784ca.exe"
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:2020
- - C:\Windows\SysWOW64\winver.exe
    winver
    3⤵
    - Adds Run key to start application
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of WriteProcessMemory
    PID:2296

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1128-23-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1128-9-0x00000000020F0000-0x00000000020F6000-memory.dmp

Filesize
24KB

Download
memory/1172-12-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1172-25-0x0000000000130000-0x0000000000136000-memory.dmp

Filesize
24KB

Download
memory/1204-3-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1204-1-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1204-15-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/1204-6-0x00000000025C0000-0x00000000025C6000-memory.dmp

Filesize
24KB

Download
memory/1204-24-0x00000000025D0000-0x00000000025D6000-memory.dmp

Filesize
24KB

Download
memory/2020-22-0x0000000000400000-0x000000000043C000-memory.dmp

Filesize
240KB

Download
memory/2296-4-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2296-20-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download
memory/2296-5-0x0000000000160000-0x0000000000166000-memory.dmp

Filesize
24KB

Download
memory/2296-27-0x00000000001D0000-0x00000000001D6000-memory.dmp

Filesize
24KB

Download