stormkitty | 6513f2777a217402f9fa6196dacc31c948dfdde0680ccba57879b1c8d2cd11f8

General

Target

Project Al Ain (Hilli & Al Fou’ah) Parks.vbe
Size

274KB
MD5

ffe9b9de145969a32320dbbfa6dd5fe6
SHA1

845f94bea47738145737b413992ef141af93e69c
SHA256

6513f2777a217402f9fa6196dacc31c948dfdde0680ccba57879b1c8d2cd11f8
SHA512

be162b21b798c681ab7146210d5f2cb742bd9a49aff6778ea9614decf6688f511b172ee8e632c19cc01092b3f9233655b08829652cf8c93bd07e1b2d9ac28e88
SSDEEP

6144:/2AuQvH6zYFyqnL+ct+7og/6zyGfcbygrvjAw6LVWPLaFUy:/Mc+7OzUbyobTWeu

Score

10^/10

stormkitty xworm rat stealer trojan

Malware Config

Extracted

Family

xworm

Version

5.0

C2

193.161.193.99:22849

Mutex

59cumZBR6kSrFlEg

Attributes

install_file
USB.exe

aes.plain

Signatures

Detect Xworm Payload 1 IoCs

resource	yara_rule
behavioral2/memory/2108-13-0x0000000000400000-0x000000000040E000-memory.dmp	family_xworm

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

StormKitty payload 1 IoCs

resource	yara_rule
behavioral2/memory/2108-22-0x0000000006DF0000-0x0000000006F0E000-memory.dmp	family_stormkitty

Xworm
Xworm is a remote access trojan written in C#.
trojan rat xworm

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3808065738-1666277613-1125846146-1000\Control Panel\International\Geo\Nation	WScript.exe

Executes dropped EXE 1 IoCs

pid	Process
3428	x.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3428 set thread context of 2108	3428	x.exe	92

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

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
400	2108	WerFault.exe	92

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2108	caspol.exe

Suspicious use of WriteProcessMemory 11 IoCs

description	pid	Process	procid_target
PID 3932 wrote to memory of 3428	3932	WScript.exe	91
PID 3932 wrote to memory of 3428	3932	WScript.exe	91
PID 3932 wrote to memory of 3428	3932	WScript.exe	91
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92
PID 3428 wrote to memory of 2108	3428	x.exe	92

C:\Windows\System32\WScript.exe
"C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\Project Al Ain (Hilli & Al Fou’ah) Parks.vbe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:3932
- C:\Users\Admin\AppData\Local\Temp\x.exe
  "C:\Users\Admin\AppData\Local\Temp\x.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of SetThreadContext
  - Suspicious use of WriteProcessMemory
  PID:3428
- - C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe
    "C:\Windows\Microsoft.NET\Framework\v4.0.30319\caspol.exe"
    3⤵
    - Suspicious use of AdjustPrivilegeToken
    PID:2108
  - - C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2108 -s 1884
      4⤵
      Program crash
      PID:400

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2108 -ip 2108
1⤵
PID:3516

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=2596 --field-trial-handle=2676,i,447940133669489189,1353734109898858672,262144 --variations-seed-version /prefetch:8
1⤵
PID:5088

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\x.exe

Filesize
198KB

MD5
457eb489d5963eaeaae9c822dccaa34e

SHA1
c29da6a29955ea363d2084cf374ad35e225dea28

SHA256
8af889d616db6a411b4cbb7729acd8d2e64b96841e44e9dd9760302f5c1e878f

SHA512
f5dc88d6a8efd33fc280945a39f64055de251b902396ea2ee3b92c26695666147c1cd4136af68fe7bdc20300cd2d17ceea535617f9f398774d76fa9ab7ad957d

Download Submit
memory/2108-19-0x0000000006920000-0x00000000069B2000-memory.dmp

Filesize
584KB

Download
memory/2108-22-0x0000000006DF0000-0x0000000006F0E000-memory.dmp

Filesize
1.1MB

Download
memory/2108-13-0x0000000000400000-0x000000000040E000-memory.dmp

Filesize
56KB

Download
memory/2108-15-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2108-16-0x0000000005720000-0x00000000057BC000-memory.dmp

Filesize
624KB

Download
memory/2108-17-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2108-61-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2108-20-0x0000000006F70000-0x0000000007514000-memory.dmp

Filesize
5.6MB

Download
memory/2108-18-0x0000000005E10000-0x0000000005E76000-memory.dmp

Filesize
408KB

Download
memory/2108-21-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2108-60-0x0000000075310000-0x0000000075AC0000-memory.dmp

Filesize
7.7MB

Download
memory/2108-23-0x0000000007520000-0x0000000007874000-memory.dmp

Filesize
3.3MB

Download
memory/2108-24-0x0000000007D40000-0x0000000007D8C000-memory.dmp

Filesize
304KB

Download
memory/3428-11-0x000000007531E000-0x000000007531F000-memory.dmp

Filesize
4KB

Download
memory/3428-12-0x0000000000310000-0x000000000034A000-memory.dmp

Filesize
232KB

Download

Analysis

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