stealc | f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d

General

Target

f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
Size

406KB
MD5

8c119343e6bf0180eebef7023c6dd30a
SHA1

edd4dbb9fe569cdf6bd427c4397005876ccca575
SHA256

f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d
SHA512

4e890229827cf489b0fbc917a688bba239e635e6a53f05b3c55186bd564f06d0e71bde53311be312056fb4382c7c623cc0eb0326aa66f579a68aecf46c2c6c8d
SSDEEP

6144:cGGgSwmijoz/lKRqjAMR2lnaID8lGQfVhW9N1:Qg7LjItKQMi1O8lbS/1

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/1180-124-0x0000000000DF0000-0x0000000004624000-memory.dmp	family_zgrat_v1
behavioral1/memory/1180-126-0x000000001EF80000-0x000000001F08A000-memory.dmp	family_zgrat_v1
behavioral1/memory/1180-130-0x0000000005B10000-0x0000000005B34000-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
2080	u1p4.0.exe
2132	u1p4.1.exe

Loads dropped DLL 10 IoCs

pid	Process
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
2080	u1p4.0.exe
2080	u1p4.0.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 opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u1p4.1.exe
Key queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u1p4.1.exe
Key enumerated	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI	u1p4.1.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	u1p4.0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	u1p4.0.exe

Suspicious behavior: EnumeratesProcesses 7 IoCs

pid	Process
2080	u1p4.0.exe
1180	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1180	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1180	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1180	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
1180	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe
2080	u1p4.0.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1180	SystemMechanic_5488CB36-BE62-4606-B07B-2EE938868BD1.exe

Suspicious use of FindShellTrayWindow 7 IoCs

pid	Process
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe

Suspicious use of SendNotifyMessage 7 IoCs

pid	Process
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe
2132	u1p4.1.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2200 wrote to memory of 2080	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	28
PID 2200 wrote to memory of 2080	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	28
PID 2200 wrote to memory of 2080	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	28
PID 2200 wrote to memory of 2080	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	28
PID 2200 wrote to memory of 2132	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	30
PID 2200 wrote to memory of 2132	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	30
PID 2200 wrote to memory of 2132	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	30
PID 2200 wrote to memory of 2132	2200	f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe	30
PID 2132 wrote to memory of 1180	2132	u1p4.1.exe	31
PID 2132 wrote to memory of 1180	2132	u1p4.1.exe	31
PID 2132 wrote to memory of 1180	2132	u1p4.1.exe	31
PID 2132 wrote to memory of 1180	2132	u1p4.1.exe	31

C:\Users\Admin\AppData\Local\Temp\f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe
"C:\Users\Admin\AppData\Local\Temp\f000cf9df04caf982a587f04d727fad5be0716146827a46e9e3cdc299952829d.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2200
- C:\Users\Admin\AppData\Local\Temp\u1p4.0.exe
  "C:\Users\Admin\AppData\Local\Temp\u1p4.0.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  PID:2080
- C:\Users\Admin\AppData\Local\Temp\u1p4.1.exe
  "C:\Users\Admin\AppData\Local\Temp\u1p4.1.exe"
  2⤵
  - Executes dropped EXE
  - Checks SCSI registry key(s)
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of WriteProcessMemory
  PID:2132
- - 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:1180

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

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Downloads

C:\Users\Admin\AppData\Local\Microsoft\ApplicationInsights\252e99e709753c2ab04b66e213ab7d72cfdb494a7016e07d23bc17fe7cebab94\f689eb11728348cf9fc89234fcd30141.tmp

Filesize
1KB

MD5
3c3ceccd997cd6b0e4cadfcf8995ffef

SHA1
e533eb20cd6e7bc1274514bd595fc08ebe15e765

SHA256
84243035f305a86f5191902ed19cb5ce3906e0f85eecf1bf718d0b73e47bf085

SHA512
6037fb8b2b7becb23396de7ed3b030fa6b5291d8ac4644e9ca077e4a1c8d26d98a32ee1c54b2dacab1fd0b59d2d775a4c058c55747dbf6f827dbadd082ba0d24

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

Filesize
2KB

MD5
ab26f2b8334ce7ebdac2ccf08ab2698b

SHA1
5327121dfd083241dd0265c6f5545a99b128d526

SHA256
19a0be170b8ec555373c14b73dabb1b1991b7f5f18a5868c308ca0bd9cc663f8

SHA512
6b446faa2ccea0eb17a0c5341b5d547740010d7056e9b38d2c8aca57ecb9088567aa45a7d49abd3e034effb35e11f01264f5144e8cb9fc1f169679ab0a97ed8a

Download Submit
C:\Users\Admin\AppData\Local\Temp\u1p4.1.exe

Filesize
1.2MB

MD5
4568a09ed4c4d33d5927ca49126175e5

SHA1
c85098d1fd73efff640e724dbee98fbb8ad8ceea

SHA256
7f7cf5fbe5c5025d6b6ee86b78e133e0f93aab5ba94e272ae716bfee5f9d77d1

SHA512
ccadb3bea90c874699f6f6155bdebcf7a6a37489247a1786dd26878f57d94a1d03083ec2e1988e4213e260dac1b8de424f4dabe81ed33e17c9734dc9b670f45e

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\u1p4.0.exe

Filesize
282KB

MD5
f72e01dfb65e6409cb0fc611e466e9d5

SHA1
e3d9f9d5e531ea1537bbecbf8064c5772a3c4a26

SHA256
7eec5c68ccc964cae08684c73b65a0427623454286b253b4ee4453dc1aa93bbf

SHA512
7f47b5e7d997d923ca3d2a481bd8754b01c444c3be284b01e8577e58632bf1b69db87927e57079999e9ffc4dc1d50c45b68a5ce3b4ad58bdcf55d48acb9a87c1

Download Submit
\Users\Admin\AppData\Local\Temp\u1p4.1.exe

Filesize
1.9MB

MD5
a1d098ea468c9cb1ffcea9f9356a713d

SHA1
4d823cb7927b6ff059197871e70287b90e3003e7

SHA256
3deb805191106a5b9545b00589bfb7d21db8ba510dc64faaa0dc400096d343df

SHA512
27f79b13ccbf6fcfb0591e402de557af164d45a0e5d0186e06ebcb8e6fafaca0b38c17e987344bf3052b1ca1f69020a44c0585abe04442c55eed1d3aa7b0ea51

Download Submit
\Users\Admin\AppData\Local\Temp\u1p4.1.exe

Filesize
4.6MB

MD5
397926927bca55be4a77839b1c44de6e

SHA1
e10f3434ef3021c399dbba047832f02b3c898dbd

SHA256
4f07e1095cc915b2d46eb149d1c3be14f3f4b4bd2742517265947fd23bdca5a7

SHA512
cf54136b977fc8af7e8746d78676d0d464362a8cfa2213e392487003b5034562ee802e6911760b98a847bddd36ad664f32d849af84d7e208d4648bd97a2fa954

Download Submit
memory/1180-126-0x000000001EF80000-0x000000001F08A000-memory.dmp

Filesize
1.0MB

Download
memory/1180-132-0x0000000000DE0000-0x0000000000DEA000-memory.dmp

Filesize
40KB

Download
memory/1180-153-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/1180-154-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/1180-148-0x0000000000BF0000-0x0000000000BFC000-memory.dmp

Filesize
48KB

Download
memory/1180-143-0x0000000000AB0000-0x0000000000ABA000-memory.dmp

Filesize
40KB

Download
memory/1180-124-0x0000000000DF0000-0x0000000004624000-memory.dmp

Filesize
56.2MB

Download
memory/1180-144-0x000000001E2A0000-0x000000001E302000-memory.dmp

Filesize
392KB

Download
memory/1180-128-0x0000000000B40000-0x0000000000B4C000-memory.dmp

Filesize
48KB

Download
memory/1180-127-0x0000000000540000-0x0000000000550000-memory.dmp

Filesize
64KB

Download
memory/1180-145-0x0000000000BD0000-0x0000000000BF2000-memory.dmp

Filesize
136KB

Download
memory/1180-129-0x0000000000550000-0x0000000000564000-memory.dmp

Filesize
80KB

Download
memory/1180-130-0x0000000005B10000-0x0000000005B34000-memory.dmp

Filesize
144KB

Download
memory/1180-134-0x000000001EBD0000-0x000000001EC82000-memory.dmp

Filesize
712KB

Download
memory/1180-133-0x000000001EBA0000-0x000000001EBCA000-memory.dmp

Filesize
168KB

Download
memory/1180-142-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/1180-135-0x00000000004F0000-0x00000000004FA000-memory.dmp

Filesize
40KB

Download
memory/1180-139-0x000000001FC30000-0x000000001FF30000-memory.dmp

Filesize
3.0MB

Download
memory/1180-141-0x0000000000510000-0x000000000051A000-memory.dmp

Filesize
40KB

Download
memory/2080-125-0x0000000000400000-0x0000000001A10000-memory.dmp

Filesize
22.1MB

Download
memory/2080-20-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/2080-164-0x0000000000400000-0x0000000001A10000-memory.dmp

Filesize
22.1MB

Download
memory/2080-175-0x0000000000400000-0x0000000001A10000-memory.dmp

Filesize
22.1MB

Download
memory/2132-123-0x0000000000400000-0x00000000008AD000-memory.dmp

Filesize
4.7MB

Download
memory/2200-69-0x0000000000400000-0x0000000002B23000-memory.dmp

Filesize
39.1MB

Download
memory/2200-3-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2200-1-0x0000000002CB0000-0x0000000002DB0000-memory.dmp

Filesize
1024KB

Download
memory/2200-70-0x0000000000400000-0x000000000046F000-memory.dmp

Filesize
444KB

Download
memory/2200-2-0x0000000000230000-0x000000000029C000-memory.dmp

Filesize
432KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads