stormkitty | 3693a93f4ddbfa1eb9207e06cf87041b59b9b1ddfd866e6fbbbb52aaeae7ed83

Analysis

max time kernel
150s
max time network
13s
platform
windows7_x64
resource
win7v20210410
submitted
13-04-2021 21:38

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General

Target

SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe
Size

1.1MB
MD5

0e5a32151bc2d235ca8b57bfd1684f6e
SHA1

db048b176a6f99934f13d1bac90a7918600a0f23
SHA256

3693a93f4ddbfa1eb9207e06cf87041b59b9b1ddfd866e6fbbbb52aaeae7ed83
SHA512

caaaf144653fb6295c53c47c4f91b52038c662aa50931dbdd78c7e2ca7da86ccf90022b47cf0db213f00fb70abcf622ecca9e9901628bad6d029149b97eeb732

Score

10^/10

stormkitty spyware stealer

Malware Config

Signatures

StormKitty
StormKitty is an open source info stealer written in C#.
stealer stormkitty

StormKitty Payload 3 IoCs

resource	yara_rule
behavioral1/memory/1928-66-0x0000000000400000-0x00000000004B2000-memory.dmp	family_stormkitty
behavioral1/memory/1928-67-0x00000000004A734E-mapping.dmp	family_stormkitty
behavioral1/memory/1928-73-0x0000000000400000-0x00000000004B2000-memory.dmp	family_stormkitty

Loads dropped DLL 1 IoCs

pid	Process
1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe

Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 4 IoCs

description	pid	Process	procid_target
PID 1116 set thread context of 1952	1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	26
PID 1952 set thread context of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 set thread context of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 set thread context of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1404	1928	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1404	WerFault.exe
1404	WerFault.exe
1404	WerFault.exe
1404	WerFault.exe
1404	WerFault.exe

Suspicious behavior: GetForegroundWindowSpam 2 IoCs

pid	Process
1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe
1404	WerFault.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1404	WerFault.exe

Suspicious use of FindShellTrayWindow 1 IoCs

pid	Process
1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe
1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe

Suspicious use of WriteProcessMemory 44 IoCs

description	pid	Process	procid_target
PID 1116 wrote to memory of 1952	1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	26
PID 1116 wrote to memory of 1952	1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	26
PID 1116 wrote to memory of 1952	1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	26
PID 1116 wrote to memory of 1952	1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	26
PID 1116 wrote to memory of 1952	1116	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	26
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1928	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	27
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1952 wrote to memory of 1736	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	28
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1928 wrote to memory of 1404	1928	AppLaunch.exe	29
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33
PID 1952 wrote to memory of 1132	1952	SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe	33

C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe
"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1116
- C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe
  "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Trojan.Siggen13.7926.26442.26251.exe"
  2⤵
  - Suspicious use of SetThreadContext
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:1952
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:1928
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1928 -s 644
      4⤵
      Program crash
      Suspicious behavior: EnumeratesProcesses
      Suspicious behavior: GetForegroundWindowSpam
      Suspicious use of AdjustPrivilegeToken
      PID:1404
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    PID:1736
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe"
    3⤵
    PID:1132

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/1116-59-0x00000000767B1000-0x00000000767B3000-memory.dmp

Filesize
8KB

Download
memory/1116-65-0x0000000002810000-0x000000000345A000-memory.dmp

Filesize
12.3MB

Download
memory/1116-69-0x0000000002810000-0x000000000345A000-memory.dmp

Filesize
12.3MB

Download
memory/1404-83-0x0000000000420000-0x0000000000438000-memory.dmp

Filesize
96KB

Download
memory/1736-74-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1736-70-0x0000000000400000-0x000000000040A000-memory.dmp

Filesize
40KB

Download
memory/1928-73-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1928-81-0x0000000005040000-0x0000000005041000-memory.dmp

Filesize
4KB

Download
memory/1928-66-0x0000000000400000-0x00000000004B2000-memory.dmp

Filesize
712KB

Download
memory/1952-72-0x0000000000400000-0x00000000004CF000-memory.dmp

Filesize
828KB

Download
memory/1952-82-0x00000000025E0000-0x00000000025E1000-memory.dmp

Filesize
4KB

Download