stealc | 45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0

Analysis

max time kernel
125s
max time network
141s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
10/04/2024, 10:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe
Size

451KB
MD5

aa7b268b6314b877e0cf0a478b4c729f
SHA1

ec3cd5e79062793fed1ca1b3ce5ae6f2d1733cb5
SHA256

45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0
SHA512

1885a08128e64205f58f0b932d64635b128bbff06f9dbf578acd0d91703c0238f52879983dac97f070c51634ba4c4099049310076ed02ffba3ce04d6ff31a074
SSDEEP

6144:vKECMPTTnk3xATCOqtrRd3yb4pY+Le3Pjih5gfaXxk8SNAJWARTwlF0:fCSTTnkKT+rR5Q4+nPjA0WzJWAuF0

Score

10^/10

stealc zgrat discovery rat spyware stealer

Malware Config

Extracted

Family

stealc

http://185.172.128.209

Attributes

url_path
/3cd2b41cbde8fc9c.php

Signatures

Detect ZGRat V1 3 IoCs

resource	yara_rule
behavioral2/memory/2096-143-0x000001DDD7AD0000-0x000001DDDB3C8000-memory.dmp	family_zgrat_v1
behavioral2/memory/2096-146-0x000001DDF5BF0000-0x000001DDF5D00000-memory.dmp	family_zgrat_v1
behavioral2/memory/2096-150-0x000001DDF5B10000-0x000001DDF5B34000-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 3 IoCs

pid	Process
4716	u2es.0.exe
3184	u2es.1.exe
2760	DAECAECFCA.exe

Loads dropped DLL 2 IoCs

pid	Process
4716	u2es.0.exe
4716	u2es.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

Program crash 2 IoCs

pid	pid_target	Process	procid_target
380	3124	WerFault.exe	76
2852	4716	WerFault.exe	77

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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u2es.1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u2es.1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u2es.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	u2es.0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	u2es.0.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
3932	PING.EXE

Suspicious behavior: EnumeratesProcesses 23 IoCs

pid	Process
4716	u2es.0.exe
4716	u2es.0.exe
4716	u2es.0.exe
4716	u2es.0.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2096	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe
3184	u2es.1.exe

Suspicious use of WriteProcessMemory 20 IoCs

description	pid	Process	procid_target
PID 3124 wrote to memory of 4716	3124	45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe	77
PID 3124 wrote to memory of 4716	3124	45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe	77
PID 3124 wrote to memory of 4716	3124	45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe	77
PID 3124 wrote to memory of 3184	3124	45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe	80
PID 3124 wrote to memory of 3184	3124	45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe	80
PID 3124 wrote to memory of 3184	3124	45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe	80
PID 3184 wrote to memory of 2096	3184	u2es.1.exe	85
PID 3184 wrote to memory of 2096	3184	u2es.1.exe	85
PID 4716 wrote to memory of 4412	4716	u2es.0.exe	87
PID 4716 wrote to memory of 4412	4716	u2es.0.exe	87
PID 4716 wrote to memory of 4412	4716	u2es.0.exe	87
PID 4412 wrote to memory of 2760	4412	cmd.exe	90
PID 4412 wrote to memory of 2760	4412	cmd.exe	90
PID 4412 wrote to memory of 2760	4412	cmd.exe	90
PID 2760 wrote to memory of 4008	2760	DAECAECFCA.exe	93
PID 2760 wrote to memory of 4008	2760	DAECAECFCA.exe	93
PID 2760 wrote to memory of 4008	2760	DAECAECFCA.exe	93
PID 4008 wrote to memory of 3932	4008	cmd.exe	95
PID 4008 wrote to memory of 3932	4008	cmd.exe	95
PID 4008 wrote to memory of 3932	4008	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe
"C:\Users\Admin\AppData\Local\Temp\45289f6bf25a63d2095a917535cade46a8ac3aa688861956db0ea4592554a1d0.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:3124
- C:\Users\Admin\AppData\Local\Temp\u2es.0.exe
  "C:\Users\Admin\AppData\Local\Temp\u2es.0.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4716
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\DAECAECFCA.exe"
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4412
  - - C:\Users\Admin\AppData\Local\Temp\DAECAECFCA.exe
      "C:\Users\Admin\AppData\Local\Temp\DAECAECFCA.exe"
      4⤵
      Executes dropped EXE
      Suspicious use of WriteProcessMemory
      PID:2760
    - - C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /C ping 2.2.2.2 -n 1 -w 3000 > Nul & Del C:\Users\Admin\AppData\Local\Temp\DAECAECFCA.exe
        5⤵
        Suspicious use of WriteProcessMemory
        
        PID:4008
      - C:\Windows\SysWOW64\PING.EXE
        
        ping 2.2.2.2 -n 1 -w 3000
        6⤵
        Runs ping.exe
        
        PID:3932
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4716 -s 2396
    3⤵
    - Program crash
    PID:2852
- C:\Users\Admin\AppData\Local\Temp\u2es.1.exe
  "C:\Users\Admin\AppData\Local\Temp\u2es.1.exe"
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:3184
- - 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:2096
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3124 -s 1056
  2⤵
  - Program crash
  PID:380

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 3124 -ip 3124
1⤵
PID:2520

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4716 -ip 4716
1⤵
PID:5080

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\Are.docx

Filesize
11KB

MD5
a33e5b189842c5867f46566bdbf7a095

SHA1
e1c06359f6a76da90d19e8fd95e79c832edb3196

SHA256
5abf8e3d1f78de7b09d7f6fb87f9e80e60caacf13ef3c1289665653dacd7c454

SHA512
f2ad3812ec9b915e9618539b0f103f2e9acaad25fbbacd84941c954ce070af231324e83a4621e951c1dbae8d40d50410954e40dd52bbd46e34c54b0d1957407b

Download Submit
C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
C:\Users\Admin\AppData\Local\Temp\DAECAECFCA.exe

Filesize
106KB

MD5
fe380780b5c35bd6d54541791151c2be

SHA1
7fe3a583cf91474c733f85cebf3c857682e269e1

SHA256
b64a84d1f88e4e78464a1901c1cb5bbd5f00bb73203d719e64e072157a087b53

SHA512
ba05ba8aa13c4bc1cf98fbf6c08b021e8b19354098e0397fc8e1e5d3dcce367c1063203f24e50d0973193f6535681d0a43486e5dade5d112853b7a2fe8739b6c

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

Filesize
3KB

MD5
e327956b0ea170108d3bd684891f0aa3

SHA1
34e2a714a68e118d04ee6ebd56434ca0e9490350

SHA256
822b23e7178d93fba46aa6df5fb0758425651bd3fb4c852ac3c52b166c51730c

SHA512
801468438f13020fa2b994cfeabf4b3c246f1f7a2547f33a989af68520b08117510bdb370130a8852fbc7af15a720bc66b5170e3dc6dfb45404a56f572859693

Download Submit
C:\Users\Admin\AppData\Local\Temp\u2es.0.exe

Filesize
310KB

MD5
05c692ca76fd4cd2122f08ef6c6efd68

SHA1
4765e0a5463581eefb8c0c4d2935af13448898fe

SHA256
0d81b98b054a47380eb01efe9ae840a28eca873818322400409263a2847ef813

SHA512
23e1b1da81324b3e984c2630401094e2d5a818d984774c88ca7b8128cbecf54afb896ce402cbd8ea0edcdd886a815324345265d4b2183c15e57c178298a2d526

Download Submit
C:\Users\Admin\AppData\Local\Temp\u2es.1.exe

Filesize
4.6MB

MD5
397926927bca55be4a77839b1c44de6e

SHA1
e10f3434ef3021c399dbba047832f02b3c898dbd

SHA256
4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

SHA512
cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

Download Submit
memory/2096-174-0x000001DDFAB50000-0x000001DDFABA0000-memory.dmp

Filesize
320KB

Download
memory/2096-157-0x000001DDDD0F0000-0x000001DDDD0FA000-memory.dmp

Filesize
40KB

Download
memory/2096-199-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-198-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-197-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-196-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-195-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-194-0x00007FFA191F0000-0x00007FFA19CB2000-memory.dmp

Filesize
10.8MB

Download
memory/2096-192-0x000001DDF6540000-0x000001DDF655E000-memory.dmp

Filesize
120KB

Download
memory/2096-188-0x000001DDF6510000-0x000001DDF6532000-memory.dmp

Filesize
136KB

Download
memory/2096-177-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-175-0x000001DDFAB00000-0x000001DDFAB0C000-memory.dmp

Filesize
48KB

Download
memory/2096-142-0x00007FFA191F0000-0x00007FFA19CB2000-memory.dmp

Filesize
10.8MB

Download
memory/2096-143-0x000001DDD7AD0000-0x000001DDDB3C8000-memory.dmp

Filesize
57.0MB

Download
memory/2096-171-0x000001DDFB2A0000-0x000001DDFB7C8000-memory.dmp

Filesize
5.2MB

Download
memory/2096-145-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-146-0x000001DDF5BF0000-0x000001DDF5D00000-memory.dmp

Filesize
1.1MB

Download
memory/2096-147-0x000001DDDD2C0000-0x000001DDDD2D0000-memory.dmp

Filesize
64KB

Download
memory/2096-148-0x000001DDDD2E0000-0x000001DDDD2EC000-memory.dmp

Filesize
48KB

Download
memory/2096-149-0x000001DDDD2D0000-0x000001DDDD2E4000-memory.dmp

Filesize
80KB

Download
memory/2096-150-0x000001DDF5B10000-0x000001DDF5B34000-memory.dmp

Filesize
144KB

Download
memory/2096-151-0x000001DDF5B50000-0x000001DDF5B5A000-memory.dmp

Filesize
40KB

Download
memory/2096-152-0x000001DDF5E50000-0x000001DDF5F02000-memory.dmp

Filesize
712KB

Download
memory/2096-154-0x000001DDF5F00000-0x000001DDF5F7A000-memory.dmp

Filesize
488KB

Download
memory/2096-153-0x000001DDF5B70000-0x000001DDF5B9A000-memory.dmp

Filesize
168KB

Download
memory/2096-155-0x000001DDF5F80000-0x000001DDF5FE2000-memory.dmp

Filesize
392KB

Download
memory/2096-156-0x000001DDF6060000-0x000001DDF60D6000-memory.dmp

Filesize
472KB

Download
memory/2096-170-0x000001DDFAAE0000-0x000001DDFAB02000-memory.dmp

Filesize
136KB

Download
memory/2096-161-0x000001DDF60E0000-0x000001DDF63E0000-memory.dmp

Filesize
3.0MB

Download
memory/2096-164-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-163-0x000001DDFA480000-0x000001DDFA488000-memory.dmp

Filesize
32KB

Download
memory/2096-165-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-167-0x000001DDF5B30000-0x000001DDF5B40000-memory.dmp

Filesize
64KB

Download
memory/2096-166-0x000001DDFA400000-0x000001DDFA438000-memory.dmp

Filesize
224KB

Download
memory/2096-168-0x000001DDFA3D0000-0x000001DDFA3DE000-memory.dmp

Filesize
56KB

Download
memory/2096-169-0x000001DDFAD60000-0x000001DDFAD6A000-memory.dmp

Filesize
40KB

Download
memory/2760-184-0x0000000000350000-0x0000000000370000-memory.dmp

Filesize
128KB

Download
memory/2760-191-0x0000000072020000-0x00000000727D1000-memory.dmp

Filesize
7.7MB

Download
memory/2760-187-0x0000000004E90000-0x0000000004EA0000-memory.dmp

Filesize
64KB

Download
memory/2760-185-0x0000000072020000-0x00000000727D1000-memory.dmp

Filesize
7.7MB

Download
memory/3124-3-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/3124-1-0x00000000006E0000-0x00000000007E0000-memory.dmp

Filesize
1024KB

Download
memory/3124-2-0x0000000002300000-0x000000000236C000-memory.dmp

Filesize
432KB

Download
memory/3124-31-0x0000000000400000-0x0000000000481000-memory.dmp

Filesize
516KB

Download
memory/3124-32-0x0000000002300000-0x000000000236C000-memory.dmp

Filesize
432KB

Download
memory/3184-129-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/3184-26-0x0000000002860000-0x0000000002861000-memory.dmp

Filesize
4KB

Download
memory/3184-141-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/4716-186-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download
memory/4716-144-0x0000000000920000-0x0000000000A20000-memory.dmp

Filesize
1024KB

Download
memory/4716-13-0x0000000000920000-0x0000000000A20000-memory.dmp

Filesize
1024KB

Download
memory/4716-123-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download
memory/4716-14-0x00000000008A0000-0x00000000008C7000-memory.dmp

Filesize
156KB

Download
memory/4716-15-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download
memory/4716-37-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/4716-176-0x0000000000400000-0x000000000063B000-memory.dmp

Filesize
2.2MB

Download