ae918ef87c584e4850b3ae85402575ac8c0d1110aa19bded8943733c7f866333

General

Target

3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe
Size

317KB
MD5

3bacf9d197f0fa4d325bf159a25e72cb
SHA1

04ef89ad653268ee9b4ed635ec5226f4273c7673
SHA256

ae918ef87c584e4850b3ae85402575ac8c0d1110aa19bded8943733c7f866333
SHA512

d34b32f5538afc9b4f2fb9b4f00733615fe1a7981f4962373d75e07015fade9b20a8e13e5635b7847e39d3f56be9d82f20d84b3340b7cc5332c232c077369581
SSDEEP

6144:BfnIaeC/4nXA13lwjbjHMGcnr6hDLCF1bzzFD5BrOSMInBOwUsD1N:BfMnX5Hrlcnr6hDLstzzYSMaBOwUsRN

Score

7^/10

Malware Config

Signatures

Deletes itself 1 IoCs

pid	Process
2964	lCbNfKo01827.exe

Executes dropped EXE 1 IoCs

pid	Process
2964	lCbNfKo01827.exe

Loads dropped DLL 2 IoCs

pid	Process
2248	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe
2248	3bacf9d197f0fa4d325bf159a25e72cb_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-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\lCbNfKo01827 = "C:\\ProgramData\\lCbNfKo01827\\lCbNfKo01827.exe"	lCbNfKo01827.exe

UPX packed file 9 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2248-3-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2248-1-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2248-4-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2248-5-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2964-22-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2248-26-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2964-28-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2964-44-0x0000000000400000-0x00000000004B4000-memory.dmp	upx
behavioral1/memory/2248-59-0x0000000000400000-0x00000000004B4000-memory.dmp	upx

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	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	lCbNfKo01827.exe

Modifies Internet Explorer settings 1 TTPs 1 IoCs

adware spyware

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3692679935-4019334568-335155002-1000\Software\Microsoft\Internet Explorer\Main	lCbNfKo01827.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2248	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe
Token: SeDebugPrivilege	2964	lCbNfKo01827.exe

Suspicious use of FindShellTrayWindow 2 IoCs

pid	Process
2964	lCbNfKo01827.exe
2964	lCbNfKo01827.exe

Suspicious use of SendNotifyMessage 2 IoCs

pid	Process
2964	lCbNfKo01827.exe
2964	lCbNfKo01827.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2964	lCbNfKo01827.exe
2964	lCbNfKo01827.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2248 wrote to memory of 2964	2248	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe	30
PID 2248 wrote to memory of 2964	2248	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe	30
PID 2248 wrote to memory of 2964	2248	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe	30
PID 2248 wrote to memory of 2964	2248	3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe	30

C:\Users\Admin\AppData\Local\Temp\3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe"
1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2248
- C:\ProgramData\lCbNfKo01827\lCbNfKo01827.exe
  "C:\ProgramData\lCbNfKo01827\lCbNfKo01827.exe" "C:\Users\Admin\AppData\Local\Temp\3bacf9d197f0fa4d325bf159a25e72cb_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Modifies Internet Explorer settings
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of FindShellTrayWindow
  - Suspicious use of SendNotifyMessage
  - Suspicious use of SetWindowsHookEx
  PID:2964

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

2

T1112

Credential Access

Discovery

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

\ProgramData\lCbNfKo01827\lCbNfKo01827.exe

Filesize
317KB

MD5
d593aeb8eb6136e57ab3d1f83c9f4a28

SHA1
70f0e8d4e30fc646fbda5a275d73e7bc2246f292

SHA256
6eeb4dc27f1530543b75eb715a0bdfb490bfed16b5194bcbf391d583740da413

SHA512
a167b14439da39f7092d348b9cd6d87d52d52a86eb4854469690ff03cab4b5e029383cbc46a40a09fd202609f9147ea91acd31bab481202523015b9c70cbc9f6

Download Submit
memory/2248-0-0x0000000000403000-0x0000000000404000-memory.dmp

Filesize
4KB

Download
memory/2248-3-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2248-1-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2248-4-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2248-5-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2248-25-0x0000000000403000-0x0000000000404000-memory.dmp

Filesize
4KB

Download
memory/2248-26-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2248-59-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-22-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-28-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/2964-44-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads