troldesh | ca4727bd4e0147e0218ade8603dd6dca3c2d71dd800d4b65457528e944fc74b8

General

Target

e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe
Size

904KB
MD5

e7843fdfa17a9fb7600832f383185c3f
SHA1

dfe099d2d4c38ff39c822a16338e0e788d73396d
SHA256

ca4727bd4e0147e0218ade8603dd6dca3c2d71dd800d4b65457528e944fc74b8
SHA512

f6b02eea25c69f1cdc31972dc809d280288e5dcf7e979f2495895cd3e65b51ef46162a9232722ef4c46a9542eac58149665bed0cea43f7de786f58425d301b8e
SSDEEP

24576:V2bXXSHpBrJ/xMJDtULCTTyU6QitIrzxqUTKv:c2rJ5OeyMQp80o

Score

10^/10

troldesh discovery persistence ransomware trojan upx

Malware Config

Signatures

Troldesh family
troldesh
Troldesh, Shade, Encoder.858
Troldesh is a ransomware spread by malspam.
ransomware trojan troldesh

Loads dropped DLL 1 IoCs

pid	Process
2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-4177215427-74451935-3209572229-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2148 set thread context of 2104	2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe	30

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2104-13-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-14-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-17-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-18-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-16-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-15-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-19-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-24-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-26-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-25-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-27-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-28-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-29-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-30-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-33-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-34-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-35-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-36-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-37-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-38-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-39-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-40-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2104-41-0x0000000000400000-0x00000000005DE000-memory.dmp	upx

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 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	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2104	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe
2104	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2148 wrote to memory of 2104	2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2104	2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2104	2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2104	2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe	30
PID 2148 wrote to memory of 2104	2148	e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2148
- C:\Users\Admin\AppData\Local\Temp\e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\e7843fdfa17a9fb7600832f383185c3f_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  PID:2104

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

1

T1547.001

Defense Evasion

Modify Registry

1

T1112

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

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Downloads

\Users\Admin\AppData\Local\Temp\nsjC312.tmp\System.dll

Filesize
11KB

MD5
a4dd044bcd94e9b3370ccf095b31f896

SHA1
17c78201323ab2095bc53184aa8267c9187d5173

SHA256
2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

SHA512
87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

Download Submit
memory/2104-25-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-18-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-27-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-17-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-28-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-16-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-15-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-29-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-41-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-24-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-26-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-40-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-14-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-13-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-19-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-30-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-33-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-34-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-35-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-36-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-37-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-38-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2104-39-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2148-11-0x00000000028E0000-0x00000000029AC000-memory.dmp

Filesize
816KB

Download
memory/2148-23-0x00000000028E0000-0x00000000029AC000-memory.dmp

Filesize
816KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads