revengerat | 1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c

Analysis

max time kernel
150s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
26/07/2024, 01:52

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General

Target
1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe
Size 155KB
Sample240726-caf4yayfkr
SHA256 1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c
MD5 e769b63b22a914d5fe9722716257e3b6
SHA1 d69e65bcb3959724ccf02e6f1d2319163c2593f1
SHA512 e901dfc8ede587b76997c5e98b576d12c5762176fc23501f404c195732a36d532b9fea97a79b68005150ca444d9cb1d8ecc5386698f3f4e8d6038d62bd773182
SSDEEP 1536:DwVCOKVP+JC+ZzmSd1vpCaTjjbDOcAT5D8V0HOQb89NmnJAO1yqrg0Yz:DLP2rP5ppJAT5YVCA9NmnJAO1yq0r
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

revengerat mayo24 discovery trojan

Malware Config

Extracted

Family

revengerat

Botnet

MAYO24

karmina113.sytes.net:3333
karmina117.sytes.net:3333
karmina118.sytes.net:3333
karmina119.sytes.net:3333
nibiru3.duckdns.org:3333
nibiru4.duckdns.org:3333
nibiru5.duckdns.org:3333
nibiru6.duckdns.org:3333

Mutex

WSCollect

Signatures

RevengeRAT
Remote-access trojan with a wide range of capabilities.
trojan revengerat

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Control Panel\International\Geo\Nation	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe

Drops startup file 2 IoCs

description	ioc	Process
File created	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WSCollect.exe	WSCollect.exe
File opened for modification	C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WSCollect.exe	WSCollect.exe

Executes dropped EXE 2 IoCs

pid	Process
4528	WSCollect.exe
3104	WSCollect.exe

Suspicious use of SetThreadContext 2 IoCs

description	pid	Process	procid_target
PID 3908 set thread context of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 4528 set thread context of 3104	4528	WSCollect.exe	99

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

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 4 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	WSCollect.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	WSCollect.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	4880	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe
Token: SeDebugPrivilege	3104	WSCollect.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 3908 wrote to memory of 4880	3908	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	84
PID 4880 wrote to memory of 4528	4880	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	98
PID 4880 wrote to memory of 4528	4880	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	98
PID 4880 wrote to memory of 4528	4880	1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe	98
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99
PID 4528 wrote to memory of 3104	4528	WSCollect.exe	99

C:\Users\Admin\AppData\Local\Temp\1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe
"C:\Users\Admin\AppData\Local\Temp\1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3908
- C:\Users\Admin\AppData\Local\Temp\1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe
  "C:\Users\Admin\AppData\Local\Temp\1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4880
- - C:\Users\Admin\Documents\WSCollect.exe
    "C:\Users\Admin\Documents\WSCollect.exe"
    3⤵
    - Executes dropped EXE
    - Suspicious use of SetThreadContext
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:4528
  - - C:\Users\Admin\Documents\WSCollect.exe
      "C:\Users\Admin\Documents\WSCollect.exe"
      4⤵
      Drops startup file
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:3104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe.log

Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v2.0_32\UsageLogs\1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c.exe.log
Size 128B
SHA256 e24033ceec97fd03402b03acaaabd1d1e378e83bb1683afbccac760e00f8ead5
MD5 a5dcc7c9c08af7dddd82be5b036a4416
SHA1 4f998ca1526d199e355ffb435bae111a2779b994
SHA512 56035de734836c0c39f0b48641c51c26adb6e79c6c65e23ca96603f71c95b8673e2ef853146e87efc899dd1878d0bbc2c82d91fbf0fce81c552048e986f9bb5a
MD5 SHA1 SHA512

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WSCollect.exe

Path C:\Users\Admin\Documents\WSCollect.exe
Size 155KB
SHA256 1e76f1954d14aff43291a7079962d0ad3856657537a9595ba190d5c61abfc93c
MD5 e769b63b22a914d5fe9722716257e3b6
SHA1 d69e65bcb3959724ccf02e6f1d2319163c2593f1
SHA512 e901dfc8ede587b76997c5e98b576d12c5762176fc23501f404c195732a36d532b9fea97a79b68005150ca444d9cb1d8ecc5386698f3f4e8d6038d62bd773182
SSDEEP 1536:DwVCOKVP+JC+ZzmSd1vpCaTjjbDOcAT5D8V0HOQb89NmnJAO1yqrg0Yz:DLP2rP5ppJAT5YVCA9NmnJAO1yq0r
MD5 SHA1 SHA512 SSDEEP

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memory/3104-36-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/3104-34-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/3104-33-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/3104-32-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/3908-6-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/3908-0-0x0000000075402000-0x0000000075403000-memory.dmp

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memory/3908-1-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/3908-2-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4528-35-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4528-28-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4528-29-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4528-31-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4880-7-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4880-24-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4880-3-0x0000000000400000-0x0000000000418000-memory.dmp

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memory/4880-8-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4880-10-0x0000000075400000-0x00000000759B1000-memory.dmp

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memory/4880-9-0x0000000075400000-0x00000000759B1000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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