salatstealer | b7597e2e5b19ce1d48f5e615d996523e32bc3ac069e2472305d52d667f7291f1

Analysis

max time kernel
17s
max time network
19s
platform
windows10-ltsc_2021_x64
resource
win10ltsc2021-20250314-en
resource tags

arch:x64arch:x86image:win10ltsc2021-20250314-enlocale:en-usos:windows10-ltsc_2021-x64system
submitted
26/03/2025, 20:17

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General

Target

tx_1743020207149.exe
Size

3.1MB
MD5

f01179a4c7dd4d8f7d2cccce3025267c
SHA1

6f23d8676801aa1e3c192318163ffdf5087d503a
SHA256

b7597e2e5b19ce1d48f5e615d996523e32bc3ac069e2472305d52d667f7291f1
SHA512

56faf1cdbaf861c85963f32e0adfcd6e66d4fc000abb1622f1f0f6065955a7b28efc30081ee3b7c7cdf9c91fba78795f60ae997688bcd5bb25d1f51a527f035d
SSDEEP

49152:pP28sD83LJOqGB5YUpIoIPiPoCWW+OUH1+GHe8S3ldXRtkFonsUV/0O+ad2VRRvk:puv0chLXG5d+nRgMb1kjS

Score

10^/10

salatstealer discovery stealer upx

Malware Config

Signatures

Detect SalatStealer payload 3 IoCs

resource	yara_rule
behavioral1/memory/5844-17-0x0000000000530000-0x00000000010AD000-memory.dmp	family_salatstealer
behavioral1/memory/2980-18-0x00000000006B0000-0x000000000122D000-memory.dmp	family_salatstealer
behavioral1/memory/2980-19-0x00000000006B0000-0x000000000122D000-memory.dmp	family_salatstealer

Salatstealer family
salatstealer
salatstealer
SalatStealer is a stealer that takes sceenshot written in Golang.
stealer salatstealer

Executes dropped EXE 1 IoCs

pid	Process
2980	upfc.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/memory/5844-0-0x0000000000530000-0x00000000010AD000-memory.dmp	upx
behavioral1/files/0x000700000002818d-5.dat	upx
behavioral1/memory/2980-16-0x00000000006B0000-0x000000000122D000-memory.dmp	upx
behavioral1/memory/5844-17-0x0000000000530000-0x00000000010AD000-memory.dmp	upx
behavioral1/memory/2980-18-0x00000000006B0000-0x000000000122D000-memory.dmp	upx
behavioral1/memory/2980-19-0x00000000006B0000-0x000000000122D000-memory.dmp	upx

Drops file in Program Files directory 9 IoCs

description	ioc	Process
File created	C:\Program Files (x86)\Mozilla Maintenance Service\e4c44047-e6f0-7599-1b34-638473dc47e6	tx_1743020207149.exe
File created	C:\Program Files (x86)\Mozilla Maintenance Service\RuntimeBroker.exe	tx_1743020207149.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\RuntimeBroker.exe	tx_1743020207149.exe
File created	C:\Program Files (x86)\Windows Defender\sppsvc.exe	tx_1743020207149.exe
File opened for modification	C:\Program Files (x86)\Windows Defender\sppsvc.exe	tx_1743020207149.exe
File created	C:\Program Files (x86)\Microsoft.NET\csrss.exe	tx_1743020207149.exe
File created	C:\Program Files (x86)\Windows Defender\e4c44047-e6f0-7599-1b34-638473dc47e6	tx_1743020207149.exe
File created	C:\Program Files (x86)\Microsoft.NET\e4c44047-e6f0-7599-1b34-638473dc47e6	tx_1743020207149.exe
File opened for modification	C:\Program Files (x86)\Microsoft.NET\csrss.exe	tx_1743020207149.exe

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	tx_1743020207149.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	upfc.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
5844	tx_1743020207149.exe
5844	tx_1743020207149.exe
5844	tx_1743020207149.exe
5844	tx_1743020207149.exe
2980	upfc.exe
2980	upfc.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5844 wrote to memory of 2980	5844	tx_1743020207149.exe	85
PID 5844 wrote to memory of 2980	5844	tx_1743020207149.exe	85
PID 5844 wrote to memory of 2980	5844	tx_1743020207149.exe	85

C:\Users\Admin\AppData\Local\Temp\tx_1743020207149.exe
"C:\Users\Admin\AppData\Local\Temp\tx_1743020207149.exe"
1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:5844
- C:\Users\Admin\AppData\Local\Comms\upfc.exe
  C:\Users\Admin\AppData\Local\Comms\upfc.exe
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2980

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\Microsoft.NET\csrss.exe

Filesize
3.1MB

MD5
f01179a4c7dd4d8f7d2cccce3025267c

SHA1
6f23d8676801aa1e3c192318163ffdf5087d503a

SHA256
b7597e2e5b19ce1d48f5e615d996523e32bc3ac069e2472305d52d667f7291f1

SHA512
56faf1cdbaf861c85963f32e0adfcd6e66d4fc000abb1622f1f0f6065955a7b28efc30081ee3b7c7cdf9c91fba78795f60ae997688bcd5bb25d1f51a527f035d

Download Submit
memory/2980-16-0x00000000006B0000-0x000000000122D000-memory.dmp

Filesize
11.5MB

Download
memory/2980-18-0x00000000006B0000-0x000000000122D000-memory.dmp

Filesize
11.5MB

Download
memory/2980-19-0x00000000006B0000-0x000000000122D000-memory.dmp

Filesize
11.5MB

Download
memory/5844-0-0x0000000000530000-0x00000000010AD000-memory.dmp

Filesize
11.5MB

Download
memory/5844-17-0x0000000000530000-0x00000000010AD000-memory.dmp

Filesize
11.5MB

Download