troldesh | 35eb2d9458b5cf967f2db1cadc8a71675d4205b4ce7b5f28e05d111e865340ad

General

Target

3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe
Size

909KB
MD5

3d0feb3f0686dd409e054545835722aa
SHA1

b9bff64d671ef71a67cc3131c05c9bef39f0253c
SHA256

35eb2d9458b5cf967f2db1cadc8a71675d4205b4ce7b5f28e05d111e865340ad
SHA512

1608b8a0dd9f6cc190a27ef84d6cefdd59aad4de32d9a388cc3e5fd41e3dea0f9800d3170177e6af8e5b61d9c5f5a99ddf2d204c37e756bd2412adeac53085e8
SSDEEP

24576:oJgkwIT5ad3ssUkZG7FsaTvq4mAiXnnM82f:qwITgd3s1s8vNf

Score

10^/10

troldesh persistence ransomware trojan upx

Malware Config

Signatures

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

Loads dropped DLL 1 IoCs

pid	Process
2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe

UPX packed file 23 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2600-7-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-9-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-10-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-11-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-12-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-8-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-14-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-13-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-16-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-19-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-20-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-21-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-22-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-23-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-26-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-27-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-28-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-29-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-30-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-31-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-32-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-33-0x0000000000400000-0x00000000005DE000-memory.dmp	upx
behavioral1/memory/2600-34-0x0000000000400000-0x00000000005DE000-memory.dmp	upx

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-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\Client Server Runtime Subsystem = "\"C:\\ProgramData\\Windows\\csrss.exe\""	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 2880 set thread context of 2600	2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe	28

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2600	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe
2600	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe

Suspicious behavior: MapViewOfSection 1 IoCs

pid	Process
2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 5 IoCs

description	pid	Process	procid_target
PID 2880 wrote to memory of 2600	2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe	28
PID 2880 wrote to memory of 2600	2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe	28
PID 2880 wrote to memory of 2600	2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe	28
PID 2880 wrote to memory of 2600	2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe	28
PID 2880 wrote to memory of 2600	2880	3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe	28

C:\Users\Admin\AppData\Local\Temp\3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- Suspicious use of SetThreadContext
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2880
- C:\Users\Admin\AppData\Local\Temp\3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe
  "C:\Users\Admin\AppData\Local\Temp\3d0feb3f0686dd409e054545835722aa_JaffaCakes118.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  PID:2600

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

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\Users\Admin\AppData\Local\Temp\nsyA30.tmp\System.dll

Filesize
11KB

MD5
55a26d7800446f1373056064c64c3ce8

SHA1
80256857e9a0a9c8897923b717f3435295a76002

SHA256
904fd5481d72f4e03b01a455f848dedd095d0fb17e33608e0d849f5196fb6ff8

SHA512
04b8ab7a85c26f188c0a06f524488d6f2ac2884bf107c860c82e94ae12c3859f825133d78338fd2b594dfc48f7dc9888ae76fee786c6252a5c77c88755128a5b

Download Submit
memory/2600-7-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-9-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-10-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-11-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-12-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-8-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-14-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-13-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-16-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-19-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-20-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-21-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-22-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-23-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-26-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-27-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-28-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-29-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-30-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-31-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-32-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-33-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download
memory/2600-34-0x0000000000400000-0x00000000005DE000-memory.dmp

Filesize
1.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads