urelas | 92795a7c9e71abe133581c3cce3391d072ab4eb3f90e859d65ac9c593949ffca

Analysis

max time kernel
144s
max time network
155s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/03/2024, 19:38

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General

Target
0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe
Size 60KB
Sample240328-ycws3aef51
SHA256 92795a7c9e71abe133581c3cce3391d072ab4eb3f90e859d65ac9c593949ffca
MD5 0e468c515ee718e2cef38d2ec9c65090
SHA1 ef858e7c816b1b283a366e3e0da973ee1eac9a0a
SHA512 912674f7b91238d30bcde2f22266a269e0d6e548f207837e3b53229144fa0fb386982e258bede62b1da4dfbf5af1da1f17506d6d5bba70d0aad14721a7a58931
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPI:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdrN
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

urelas trojan

Malware Config

Extracted

Family

urelas

218.54.47.76
218.54.47.77
218.54.47.74

Signatures

Urelas
Urelas is a trojan targeting card games.
trojan urelas

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-1-5-21-609813121-2907144057-1731107329-1000\Control Panel\International\Geo\Nation	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4780	biudfw.exe

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

System Information Discovery
T1082

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 4780	2824	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe	91
PID 2824 wrote to memory of 4780	2824	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe	91
PID 2824 wrote to memory of 4780	2824	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe	91
PID 2824 wrote to memory of 3864	2824	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe	92
PID 2824 wrote to memory of 3864	2824	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe	92
PID 2824 wrote to memory of 3864	2824	0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe	92

C:\Users\Admin\AppData\Local\Temp\0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\0e468c515ee718e2cef38d2ec9c65090_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  PID:4780
- C:\Windows\SysWOW64\cmd.exe
  C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  PID:3864

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

biudfw.exe

Path C:\Users\Admin\AppData\Local\Temp\biudfw.exe
Size 60KB
SHA256 58ebed9c742203938ef2a04885ef4d91a0901c58f6152f4b9915386985602e31
MD5 048fc12ace9a9ead4613c8b498027663
SHA1 6254fcf01c72130d8df99fa1b4bd0af88488d86b
SHA512 5174a790a1e72843413150c2873e861cc9b5d596e778dd1d858a2e6bc67955e92fc582ad441efbe3b5f7a5298606e010b0851fc0d5956aa3a23fc621e20f2ce1
SSDEEP 768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPj:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdrE
MD5 SHA1 SHA512 SSDEEP

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golfinfo.ini

Path C:\Users\Admin\AppData\Local\Temp\golfinfo.ini
Size 512B
SHA256 a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1
MD5 55e10a9af74d3f3fa5ae3cb7ff5ad9d4
SHA1 449221fd8d7196a54de2bd583625d8d1b64db56a
SHA512 4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a
MD5 SHA1 SHA512

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sanfdr.bat

Path C:\Users\Admin\AppData\Local\Temp\sanfdr.bat
Size 302B
SHA256 90929fcbeea085f8c3c9b82b0ad8165dbe663fd1bfe897c492a1c80d3f94d8c1
MD5 cc9c3e6ccc397323b7e7bfc4499f0551
SHA1 77e6c7a8de51e16d0f39135b9e235ba28e53ab61
SHA512 4ae51f387557943537c8a7d82ed404fc4761f2f16a1341217f7d53eab7d89bece922670199477fcf4d28497726dfbbf73dab78420266aa551d8e4ebd77dff2d8
MD5 SHA1 SHA512

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memory/2824-0-0x00000000007E0000-0x0000000000815000-memory.dmp

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memory/2824-14-0x00000000007E0000-0x0000000000815000-memory.dmp

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memory/4780-12-0x0000000000110000-0x0000000000145000-memory.dmp

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memory/4780-17-0x0000000000110000-0x0000000000145000-memory.dmp

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memory/4780-19-0x0000000000110000-0x0000000000145000-memory.dmp

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memory/4780-25-0x0000000000110000-0x0000000000145000-memory.dmp

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Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads