urelas | 57c9cd06c2af5592ce38d3246112878ca76ca875e91cb90f569cfdfe303428f5

Analysis

max time kernel
149s
max time network
123s
platform
windows7_x64
resource
win7-20240903-en
resource tags

arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
submitted
19/12/2024, 08:36

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General

Target

ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe
Size

510KB
MD5

ff2b44271e9fc1445eed772127711c2c
SHA1

021f59e4188045c81865b5cfe39aef317ba16254
SHA256

57c9cd06c2af5592ce38d3246112878ca76ca875e91cb90f569cfdfe303428f5
SHA512

44ad99cb4419b7aa7bf28d9d1ca3178935e66ab7a10cda835ffeace8a4ea550dbba5ad684d7a8b487c1cde313f1d58a7ff055259812d9f1d5764e75943f36ba1
SSDEEP

12288:j/fCEOMsm8nc3qWQ8wqKhb43nLl5tDrXlFV:j/D0caF8wvhb43pDbV

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

1.234.83.146

133.242.129.155

218.54.31.226

218.54.30.235

218.54.31.165

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas
Urelas family
urelas

Deletes itself 1 IoCs

pid	Process
2668	cmd.exe

Executes dropped EXE 2 IoCs

pid	Process
2748	uhelo.exe
1276	zoiso.exe

Loads dropped DLL 2 IoCs

pid	Process
2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe
2748	uhelo.exe

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	uhelo.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	zoiso.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe

Suspicious behavior: EnumeratesProcesses 54 IoCs

pid	Process
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe
1276	zoiso.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 2440 wrote to memory of 2748	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2748	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2748	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2748	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	30
PID 2440 wrote to memory of 2668	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	31
PID 2440 wrote to memory of 2668	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	31
PID 2440 wrote to memory of 2668	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	31
PID 2440 wrote to memory of 2668	2440	ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe	31
PID 2748 wrote to memory of 1276	2748	uhelo.exe	34
PID 2748 wrote to memory of 1276	2748	uhelo.exe	34
PID 2748 wrote to memory of 1276	2748	uhelo.exe	34
PID 2748 wrote to memory of 1276	2748	uhelo.exe	34

C:\Users\Admin\AppData\Local\Temp\ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\ff2b44271e9fc1445eed772127711c2c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2440
- C:\Users\Admin\AppData\Local\Temp\uhelo.exe
  "C:\Users\Admin\AppData\Local\Temp\uhelo.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:2748
- - C:\Users\Admin\AppData\Local\Temp\zoiso.exe
    "C:\Users\Admin\AppData\Local\Temp\zoiso.exe"
    3⤵
    - Executes dropped EXE
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    PID:1276
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\_uinsey.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2668

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

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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Downloads

C:\Users\Admin\AppData\Local\Temp\_uinsey.bat

Filesize
304B

MD5
f8e92b8f1f18b5f6b11313f535b02510

SHA1
c85ea45e8c2f1f304aea60775151577d3ce5862f

SHA256
52d6eb91d3d54e438c432aa6036b11e960467fcf79317d8b6f7ab63d510d0275

SHA512
7e78c942256018be6bb464d96a5501884ea90a6b823a2380275fd9526ff395af34eacbc98069d7a18ae11b0f04a2a1233b963fb0de2610d543dafa4be14fadb8

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C:\Users\Admin\AppData\Local\Temp\golfinfo.ini

Filesize
512B

MD5
22382e57ca811015f696f19e589654e2

SHA1
3ddb15cd7487aa6637673434d2d070de0d916d32

SHA256
78f84d21ab2681ae350fed420bcc113aa97d6641913a7c120c7b7960391d7c87

SHA512
4e4cc21bc027e8898f871c105d7e4404400266f32769d9580ed4ca8652ccd289ed68fa04aa6e261fe3710b0d9bab16ee8c39006e7777101c1b7698dc8b8083f7

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\Users\Admin\AppData\Local\Temp\uhelo.exe

Filesize
510KB

MD5
fc0dd0982b8c7c06e35aade6f02e6015

SHA1
99e2beaa9b3fc962392cdcb4addc1d7b4a2aaae6

SHA256
e5e290876604137ef4c6a928831455113b44c1e500257478bf9bb152acede4c3

SHA512
94499b57ef65ab01325046feacbe2ac9a4213a5c369d08624a2cce5af21ed04b86d5fb46d8f7cfa6faca169e08cd89bba9c4767751f697ad63f2027a2e155b7d

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\Users\Admin\AppData\Local\Temp\zoiso.exe

Filesize
218KB

MD5
a75207a6627a10600739caefacc59d70

SHA1
1d5fc7dc79d09342f5f83866835e3def0b6d8adb

SHA256
b2818a624339f5d76c86dd838bb092efee37d871cab79500966bdda6ace221f4

SHA512
e50af990580ac6fd15cd4b9125fa4c986c39c8468c33a66392a7edfb79de79141215947fa7c4253fcc2ed1ea69c94fc1c0c00dfad75acad34ea3b84f0fe68e5e

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memory/1276-32-0x0000000000960000-0x0000000000A1B000-memory.dmp

Filesize
748KB

Download
memory/1276-30-0x0000000000960000-0x0000000000A1B000-memory.dmp

Filesize
748KB

Download
memory/1276-33-0x0000000000960000-0x0000000000A1B000-memory.dmp

Filesize
748KB

Download
memory/1276-34-0x0000000000960000-0x0000000000A1B000-memory.dmp

Filesize
748KB

Download
memory/1276-35-0x0000000000960000-0x0000000000A1B000-memory.dmp

Filesize
748KB

Download
memory/1276-36-0x0000000000960000-0x0000000000A1B000-memory.dmp

Filesize
748KB

Download
memory/2440-15-0x0000000002580000-0x0000000002606000-memory.dmp

Filesize
536KB

Download
memory/2440-17-0x0000000000910000-0x0000000000996000-memory.dmp

Filesize
536KB

Download
memory/2440-0-0x0000000000910000-0x0000000000996000-memory.dmp

Filesize
536KB

Download
memory/2748-18-0x0000000000D20000-0x0000000000DA6000-memory.dmp

Filesize
536KB

Download
memory/2748-21-0x0000000000D20000-0x0000000000DA6000-memory.dmp

Filesize
536KB

Download
memory/2748-29-0x0000000000D20000-0x0000000000DA6000-memory.dmp

Filesize
536KB

Download
memory/2748-27-0x0000000003310000-0x00000000033CB000-memory.dmp

Filesize
748KB

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