urelas | 34e5423e43f03ca6fede50e4cb35045c4f1ca4049a5133f041ac3639c4349fb1

General

Target

f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe
Size

59KB
MD5

f594dcce95f306da447e0bdcdee9d87c
SHA1

c23e6e348869b37c3d4dd9e9534542451479d366
SHA256

34e5423e43f03ca6fede50e4cb35045c4f1ca4049a5133f041ac3639c4349fb1
SHA512

68b661e27df2540a7f5b4190f6d920b106226b953461770053696802ac224813ee55450c93a0d92739957795436ef9ea5837199708083391bb8817c690741e2b
SSDEEP

768:n5mhew0GpSyMe6hwUkdwJzh+qciaQRENEzxZbARtR06g2wqp4YPeznellmqGwxPW:nK0GjMeQG3iaQREuVZ6ro29p4YxbKdX

Score

10^/10

urelas discovery trojan

Malware Config

Extracted

Family

urelas

C2

218.54.47.76

218.54.47.77

218.54.47.74

Signatures

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

Deletes itself 1 IoCs

pid	Process
2112	cmd.exe

Executes dropped EXE 1 IoCs

pid	Process
2196	biudfw.exe

Loads dropped DLL 1 IoCs

pid	Process
2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.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 3 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	biudfw.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 8 IoCs

description	pid	Process	procid_target
PID 2696 wrote to memory of 2196	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2196	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2196	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2196	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	30
PID 2696 wrote to memory of 2112	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	31
PID 2696 wrote to memory of 2112	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	31
PID 2696 wrote to memory of 2112	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	31
PID 2696 wrote to memory of 2112	2696	f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe	31

C:\Users\Admin\AppData\Local\Temp\f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f594dcce95f306da447e0bdcdee9d87c_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2696
- C:\Users\Admin\AppData\Local\Temp\biudfw.exe
  "C:\Users\Admin\AppData\Local\Temp\biudfw.exe"
  2⤵
  - Executes dropped EXE
  - System Location Discovery: System Language Discovery
  PID:2196
- C:\Windows\SysWOW64\cmd.exe
  cmd /c ""C:\Users\Admin\AppData\Local\Temp\sanfdr.bat" "
  2⤵
  - Deletes itself
  - System Location Discovery: System Language Discovery
  PID:2112

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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

Filesize
512B

MD5
55e10a9af74d3f3fa5ae3cb7ff5ad9d4

SHA1
449221fd8d7196a54de2bd583625d8d1b64db56a

SHA256
a945a44cfe50423c01f26a16445ed177a347052e791364a9cb7de6bcaa18f3c1

SHA512
4af5ba74467b4c61302ea9571f19346c05f911843f2c6153fcd9a7340f9bc6e1f8867cdb72ec7ba0dc4930199aa5c302711ad5da9fd35241839418f6e70a515a

Download Submit
C:\Users\Admin\AppData\Local\Temp\sanfdr.bat

Filesize
302B

MD5
9e3d13d838270a8227fbc4552779acac

SHA1
94cd5d7602e0cd27b498e9c6b0d4f465fbf84671

SHA256
2bb6d92d38a73f51d2d8cdc6584201b2afbdc61de749390a9d635f3ec9a7d3de

SHA512
a4aac47c8ea3c7e534ac4948f7bf381fd6c4ce763c4f1877d8dba9b214968c3c4f0cc934aca88b8445c7e432716cd29217f9687da6989a79b41270db60eabb8f

Download Submit
\Users\Admin\AppData\Local\Temp\biudfw.exe

Filesize
59KB

MD5
f0c0a68d6e9fd14dedd00de368c9784e

SHA1
136602032f2c73a64d88ea2f5fa15212f7f88d19

SHA256
c760c60214c2d958bea9f8ee8ace4f8831f563fe4e4b4d10dca62a43b0112ed0

SHA512
0169c16af7f8c16f918191e858dc5285682b5fbc0252509c3b112a2718db942f3415a3fee6e10594de4a8ca62d03dc6f6be1d6161c7a8047e82e906611f77b02

Download Submit
memory/2196-19-0x0000000000D70000-0x0000000000DA5000-memory.dmp

Filesize
212KB

Download
memory/2196-22-0x0000000000D70000-0x0000000000DA5000-memory.dmp

Filesize
212KB

Download
memory/2196-25-0x0000000000D70000-0x0000000000DA5000-memory.dmp

Filesize
212KB

Download
memory/2196-32-0x0000000000D70000-0x0000000000DA5000-memory.dmp

Filesize
212KB

Download
memory/2696-0-0x0000000000EC0000-0x0000000000EF5000-memory.dmp

Filesize
212KB

Download
memory/2696-16-0x0000000000540000-0x0000000000575000-memory.dmp

Filesize
212KB

Download
memory/2696-18-0x0000000000EC0000-0x0000000000EF5000-memory.dmp

Filesize
212KB

Download

Analysis

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