dfcd9c9ae6e5c870c7b4d355d8cf64e9449f7e91f99f5a79a5a7db7497948501

General

Target

f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe
Size

4.2MB
MD5

f4dd59dbe657d81d6eac72ee7f1d2781
SHA1

6870d2304817b3b25b6937ee5ba02c0146e17e6e
SHA256

dfcd9c9ae6e5c870c7b4d355d8cf64e9449f7e91f99f5a79a5a7db7497948501
SHA512

dbed3d16cb097ec917188b22f894faba57970d42a73bc5db16d48398114b245b5934dbb7992b1d65417e3e4f98ca02f7c1e41bb2ecde8783ac716624e84d4559
SSDEEP

98304:oXB4uluJRmMg6QWlIpgi0rHqsih/mCqJ4B4ulup:ovsJR0TW6yiIKRhzqOsp

Score

7^/10

Malware Config

Signatures

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-945322488-2060912225-3527527000-1000\Control Panel\International\Geo\Nation	f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe

Deletes itself 1 IoCs

pid	Process
4000	RSYHP.exe

Executes dropped EXE 1 IoCs

pid	Process
4000	RSYHP.exe

Loads dropped DLL 2 IoCs

pid	Process
4648	f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe
4000	RSYHP.exe

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

System Information Discovery
T1082

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
4000	RSYHP.exe
4000	RSYHP.exe
4000	RSYHP.exe
4000	RSYHP.exe
4000	RSYHP.exe

Suspicious use of AdjustPrivilegeToken 5 IoCs

description	pid	Process
Token: SeDebugPrivilege	4648	f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe
Token: 0	4648	f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe
Token: SeDebugPrivilege	4000	RSYHP.exe
Token: 0	4000	RSYHP.exe
Token: SeShutdownPrivilege	4000	RSYHP.exe

Suspicious use of WriteProcessMemory 2 IoCs

description	pid	Process	procid_target
PID 4648 wrote to memory of 4000	4648	f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe	82
PID 4648 wrote to memory of 4000	4648	f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe	82

C:\Users\Admin\AppData\Local\Temp\f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4648
- C:\Users\Admin\AppData\Local\Temp\RSYHP.exe
  "C:\Users\Admin\AppData\Local\Temp\RSYHP.exe" -Continue|"C:\Users\Admin\AppData\Local\Temp\f4dd59dbe657d81d6eac72ee7f1d2781_JaffaCakes118.exe"
  2⤵
  - Deletes itself
  - Executes dropped EXE
  - Loads dropped DLL
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:4000

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

1

T1012

System Information Discovery

2

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\Temp\DIH\VAC.zip

Filesize
13KB

MD5
5a8e8dedf1d910c79defff5638978d07

SHA1
bfab518af8a53f02c4f98fc321aa0984a208686c

SHA256
d5bf8619a6f47e74aceb629da039f25493b0b8fb2f892bda2b32bd68c0cf8893

SHA512
7acfc4d0bde75a518f394319c8cd6743d36eb7ebcdcd26eeae2fb59ead70bb8b4d2fb29be93c89b529775f8a407a9bcd6e4d2a2955c03b15f2880ff9aa61a519

Download Submit
C:\Users\Admin\AppData\Local\Temp\RSYHP.exe

Filesize
4.2MB

MD5
4bd5f9a988af1f3c055f2dbbbd065a44

SHA1
01be8dbdd1adc8970b702a47c5c3428443ffda51

SHA256
1048079cd88b2bfe904762b42a01aca3df398ffab0a831815603a1b8a7f25c53

SHA512
1445437a24ea92b66341f7477ff72410176c4fc9a855740661c1d87ac641cce7a4cb6ccac3a1cc82974e10e35aef9e5cd8917c56ee0d5ba439f4981a333c20f0

Download Submit
C:\Users\Admin\AppData\Local\Temp\ScintillaNET\3.6.3\x64\SciLexer.dll

Filesize
1.3MB

MD5
a70486cf41bf065ff8e76e8619745361

SHA1
e06e75380b17fec737fbdfeaa4a09b83e54d4838

SHA256
1563fc1966e779f0fcb71753f15e73ec770e169a0ad6e3c5af736764d9bd5858

SHA512
02f1c909fcbf7c0f5604ccb4e807640d80a2236c3cac6975e2e849bda318419e7188bb6a48184940eb381e2af375c83d7539e58951edf5e49ec11dd0cff66cc0

Download Submit
memory/4000-42-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4000-41-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4000-40-0x0000024ECF010000-0x0000024ECF028000-memory.dmp

Filesize
96KB

Download
memory/4000-39-0x0000024ECF950000-0x0000024ECFAD6000-memory.dmp

Filesize
1.5MB

Download
memory/4000-35-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4000-33-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-5-0x00000161FD0C0000-0x00000161FD214000-memory.dmp

Filesize
1.3MB

Download
memory/4648-14-0x00000161FF9F0000-0x00000161FFA02000-memory.dmp

Filesize
72KB

Download
memory/4648-15-0x00000161FCEC0000-0x00000161FCECA000-memory.dmp

Filesize
40KB

Download
memory/4648-11-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-7-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-34-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-6-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-0-0x00007FFDC93D3000-0x00007FFDC93D5000-memory.dmp

Filesize
8KB

Download
memory/4648-4-0x00000161E4610000-0x00000161E4652000-memory.dmp

Filesize
264KB

Download
memory/4648-3-0x00000161FCFE0000-0x00000161FD0C0000-memory.dmp

Filesize
896KB

Download
memory/4648-2-0x00007FFDC93D0000-0x00007FFDC9E91000-memory.dmp

Filesize
10.8MB

Download
memory/4648-1-0x00000161E2400000-0x00000161E2836000-memory.dmp

Filesize
4.2MB

Download

Analysis

Sharing