stealc | 024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7

General

Target

bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
Size

373KB
MD5

bb7186f669b8baa6359579c50099ea00
SHA1

b1e025206731183d3798e45a65805c7c4e5f02dc
SHA256

024d54a41c84523a550b2ed076a53de08287b956a5773cdd24e09e355c0827b7
SHA512

2f8800121851d33eb442833127907ac5705405a89ad5c2e92f5498662ffb1792336c757e8858a05688b3490248e44c9ad80fae59791d294faf366e5166c3e414
SSDEEP

6144:Xm7tnXHiPWJ/b1ZPB66To26pxlW0BmbtKjCouJJtqOCFgqIt0TtMV:Xm7tnyOtb1ZZ66TrbqiIFGqmV

Score

10^/10

stealc zgrat discovery rat spyware stealer

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.150

Attributes

url_path
/c698e1bc8a2f5e6d.php

Signatures

Detect ZGRat V1 3 IoCs

resource	yara_rule
behavioral1/memory/2364-127-0x0000000000220000-0x0000000003A54000-memory.dmp	family_zgrat_v1
behavioral1/memory/2364-128-0x000000001EDA0000-0x000000001EEAA000-memory.dmp	family_zgrat_v1
behavioral1/memory/2364-132-0x000000001E180000-0x000000001E1A4000-memory.dmp	family_zgrat_v1

Stealc
Stealc is an infostealer written in C++.
stealer stealc
ZGRat
ZGRat is remote access trojan written in C#.
rat zgrat
Downloads MZ/PE file

Executes dropped EXE 2 IoCs

pid	Process
2756	u19k.0.exe
2708	u19k.1.exe

Loads dropped DLL 10 IoCs

pid	Process
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
2756	u19k.0.exe
2756	u19k.0.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Checks SCSI registry key(s) 3 TTPs 3 IoCs

SCSI information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

description	ioc	Process
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u19k.1.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u19k.1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u19k.1.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	u19k.0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	u19k.0.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2756	u19k.0.exe
2364	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2364	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2364	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2364	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2364	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2364	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe
2708	u19k.1.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1640 wrote to memory of 2756	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	28
PID 1640 wrote to memory of 2756	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	28
PID 1640 wrote to memory of 2756	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	28
PID 1640 wrote to memory of 2756	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	28
PID 1640 wrote to memory of 2708	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	29
PID 1640 wrote to memory of 2708	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	29
PID 1640 wrote to memory of 2708	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	29
PID 1640 wrote to memory of 2708	1640	bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe	29
PID 2708 wrote to memory of 2364	2708	u19k.1.exe	32
PID 2708 wrote to memory of 2364	2708	u19k.1.exe	32
PID 2708 wrote to memory of 2364	2708	u19k.1.exe	32
PID 2708 wrote to memory of 2364	2708	u19k.1.exe	32

C:\Users\Admin\AppData\Local\Temp\bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe
"C:\Users\Admin\AppData\Local\Temp\bb7186f669b8baa6359579c50099ea00_NeikiAnalytics.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1640
- C:\Users\Admin\AppData\Local\Temp\u19k.0.exe
  "C:\Users\Admin\AppData\Local\Temp\u19k.0.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2756
- C:\Users\Admin\AppData\Local\Temp\u19k.1.exe
  "C:\Users\Admin\AppData\Local\Temp\u19k.1.exe"
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2708
- - C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
    "C:\Users\Admin\AppData\Local\Temp\iolo\dm\SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe" /eieci=11A12794-499E-4FA0-A281-A9A9AA8B2685 /eipi=5488CB36-BE62-4606-B07B-2EE938868BD1
    3⤵
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2364

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

3

T1552

Credentials In Files

3

T1552.001

Discovery

Peripheral Device Discovery

Query Registry

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\bd92d7984d802ff9a1e24336bd1ccb4209c69a1bd116225cd9479ac9d0f516c4\365df8d0fd4a4397be2d72940b8066db.tmp

Filesize
1KB

MD5
22e17d43659b9ca3baac0aa49438ac77

SHA1
0ca734c59ef67c06dde405a687cf1681084010ec

SHA256
43e19901f1355de88310c02b0f0ce6a438dac14374cf707ca485f6f1e5dbd1f5

SHA512
d5930240118a8c5fdbcbbcfaf9b3ca1b28e8dde213e7c3065dadf77d553d7fdc145ee4a61083917118d7900d5d68aa4b305524df270ff20dadbb411964b438cf

Download Submit
C:\Users\Admin\AppData\Local\Temp\iolo\dm\ioloDMLog.txt

Filesize
2KB

MD5
e9ec6c7049d86935a83572efe24e2f13

SHA1
74ba3f9a5c8757b2163c1c3d2506cbfb45b4818f

SHA256
f9db5eee6e7277eb87fc94f050ed6086e1fc3dab77e14340992904a52af4d6a6

SHA512
2df128211ffb03865759e619764f7142f28b53e2fd0a9374665de582d700f190c567d67bce53a9c4c0552acbc07d51c88866e568b5726fe94a6c42fd2b2a0a0b

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
\Users\Admin\AppData\Local\Temp\u19k.0.exe

Filesize
239KB

MD5
431c601846123a7b4aa67d75e31a3dfd

SHA1
0704a6551c01b3b5744e7b743b33ffa5be2b4ced

SHA256
0a9eab89753e07a01b1c5e0197acefea9cc05e5f7829823f811e7aa1d7b817b7

SHA512
87a0f6eb99baf620b25216ba491f4891154224ad44ecbbe209c5189585d4cc8abea25ef7b34d78608f074c00ce76374fe49252d76b693521363aced52e4cda27

Download Submit
\Users\Admin\AppData\Local\Temp\u19k.1.exe

Filesize
4.6MB

MD5
397926927bca55be4a77839b1c44de6e

SHA1
e10f3434ef3021c399dbba047832f02b3c898dbd

SHA256
4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

SHA512
cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

Download Submit
memory/1640-3-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/1640-2-0x0000000000310000-0x000000000037C000-memory.dmp

Filesize
432KB

Download
memory/1640-1-0x0000000002670000-0x0000000002770000-memory.dmp

Filesize
1024KB

Download
memory/1640-34-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/1640-33-0x0000000002670000-0x0000000002770000-memory.dmp

Filesize
1024KB

Download
memory/1640-32-0x0000000000400000-0x0000000002599000-memory.dmp

Filesize
33.6MB

Download
memory/2364-128-0x000000001EDA0000-0x000000001EEAA000-memory.dmp

Filesize
1.0MB

Download
memory/2364-136-0x000000001EBD0000-0x000000001EC82000-memory.dmp

Filesize
712KB

Download
memory/2364-159-0x0000000003C50000-0x0000000003C5A000-memory.dmp

Filesize
40KB

Download
memory/2364-127-0x0000000000220000-0x0000000003A54000-memory.dmp

Filesize
56.2MB

Download
memory/2364-160-0x0000000003C50000-0x0000000003C5A000-memory.dmp

Filesize
40KB

Download
memory/2364-130-0x00000000056C0000-0x00000000056CC000-memory.dmp

Filesize
48KB

Download
memory/2364-129-0x0000000003C60000-0x0000000003C70000-memory.dmp

Filesize
64KB

Download
memory/2364-131-0x00000000056B0000-0x00000000056C4000-memory.dmp

Filesize
80KB

Download
memory/2364-132-0x000000001E180000-0x000000001E1A4000-memory.dmp

Filesize
144KB

Download
memory/2364-134-0x000000001DE70000-0x000000001DE7A000-memory.dmp

Filesize
40KB

Download
memory/2364-135-0x000000001EB40000-0x000000001EB6A000-memory.dmp

Filesize
168KB

Download
memory/2364-149-0x0000000005970000-0x000000000597C000-memory.dmp

Filesize
48KB

Download
memory/2364-137-0x0000000003C30000-0x0000000003C3A000-memory.dmp

Filesize
40KB

Download
memory/2364-141-0x000000001FB10000-0x000000001FE10000-memory.dmp

Filesize
3.0MB

Download
memory/2364-143-0x0000000003C50000-0x0000000003C5A000-memory.dmp

Filesize
40KB

Download
memory/2364-144-0x0000000005770000-0x000000000577A000-memory.dmp

Filesize
40KB

Download
memory/2364-145-0x000000001F6C0000-0x000000001F722000-memory.dmp

Filesize
392KB

Download
memory/2364-146-0x0000000005950000-0x0000000005972000-memory.dmp

Filesize
136KB

Download
memory/2708-123-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/2708-126-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/2756-113-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/2756-161-0x0000000000400000-0x0000000000793000-memory.dmp

Filesize
3.6MB

Download
memory/2756-60-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads