bf3f3e72fbd577933a82807ecdd02d244e697c818d145e02351765e8655296f8

Analysis

max time kernel
150s
max time network
147s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
13/07/2024, 17:59

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General

Target

42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
Size

358KB
MD5

42c023d94fd165a367341f00d9f5f67a
SHA1

55aec461b4eaad3f34809ea70cecc3599df0e2ed
SHA256

bf3f3e72fbd577933a82807ecdd02d244e697c818d145e02351765e8655296f8
SHA512

c79ddeb08f1db9d0fb0dd4840263545a4f27566d9aae5e37b4a02f7641229a1349f31e7dba8e4a9cece50f4dfb966a72cdc7b4b2bbe46229041f80d5018f6c52
SSDEEP

6144:61BAMNWhH3ozjAdxTerQ54TrH/+nf1yFZf2MeIAir25uO0ePCibZ43:6HfNWFozjALyr1Tz+dyb2AAiM0eP

Score

10^/10

persistence upx

Malware Config

Signatures

Modifies WinLogon for persistence 2 TTPs 1 IoCs

persistence

Winlogon Helper DLL

T1547.004

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "explorer.exe, C:\\ProgramData\\gL21702MhJjL21702\\gL21702MhJjL21702.exe"	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
2508	gL21702MhJjL21702.exe

Executes dropped EXE 1 IoCs

pid	Process
2508	gL21702MhJjL21702.exe

Loads dropped DLL 2 IoCs

pid	Process
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2220-1-0x0000000000400000-0x00000000004D1000-memory.dmp	upx
behavioral1/memory/2220-10-0x0000000000400000-0x00000000004D1000-memory.dmp	upx
behavioral1/memory/2220-31-0x0000000000400000-0x00000000004D1000-memory.dmp	upx
behavioral1/memory/2508-32-0x0000000000400000-0x00000000004D1000-memory.dmp	upx
behavioral1/memory/2508-39-0x0000000000400000-0x00000000004D1000-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-1-5-21-3502430532-24693940-2469786940-1000\Software\Microsoft\Windows\CurrentVersion\Run\gL21702MhJjL21702 = "C:\\ProgramData\\gL21702MhJjL21702\\gL21702MhJjL21702.exe"	gL21702MhJjL21702.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
Token: SeDebugPrivilege	2508	gL21702MhJjL21702.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2220 wrote to memory of 2508	2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe	32
PID 2220 wrote to memory of 2508	2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe	32
PID 2220 wrote to memory of 2508	2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe	32
PID 2220 wrote to memory of 2508	2220	42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe	32

C:\Users\Admin\AppData\Local\Temp\42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe"
1⤵
- Modifies WinLogon for persistence
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2220
- C:\ProgramData\gL21702MhJjL21702\gL21702MhJjL21702.exe
  "C:\ProgramData\gL21702MhJjL21702\gL21702MhJjL21702.exe" "C:\Users\Admin\AppData\Local\Temp\42c023d94fd165a367341f00d9f5f67a_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Adds Run key to start application
  - Suspicious use of AdjustPrivilegeToken
  PID:2508

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Winlogon Helper DLL

T1547.004

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\ProgramData\gL21702MhJjL21702\gL21702MhJjL21702

Filesize
208B

MD5
7d84da31589b7c5faf183f20c0e94fac

SHA1
3809d6d721c4af9d9b804356bad7c8e0a06b5215

SHA256
aec0412d787788be5f4327b0f796f103b73a7c5b6f01e1a63914be696f6ec836

SHA512
88d5c0b2380a37b4f502f9838970951c8b4f8f3a2f15be8f03fc90dd1ee08ea67020bad31b084b12cdba7941631e3583337977f4a244807a08a1bb85aca65f29

Download Submit
\ProgramData\gL21702MhJjL21702\gL21702MhJjL21702.exe

Filesize
358KB

MD5
a21b6f11271a7d9a99f2f963ac22cacf

SHA1
12bd30f8dd77974281fd9974da040abbc784b1f1

SHA256
29b4e703a5a02f4c8525c7c657a7a2f47488bbae07d2cc0e867293bd0ca99fe7

SHA512
b0fe78e0fb599b7cd362742ba2c660c24331770069433bd3c0550c225ad801eb8c524a5352c06bd262e3f3cace6c3e32c48104bfbcf4a0e376d18adffbb6c4c5

Download Submit
memory/2220-1-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2220-0-0x00000000003F0000-0x00000000003F1000-memory.dmp

Filesize
4KB

Download
memory/2220-10-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2220-31-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2508-32-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download
memory/2508-39-0x0000000000400000-0x00000000004D1000-memory.dmp

Filesize
836KB

Download