f702a6023dc9bec93b7977fd8883d2855b64d55e9497456e0a40d6be9e285058

General

Target

93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe
Size

78KB
MD5

93855b57166a3e3411c0507e88b3ba0f
SHA1

65594f1c33aa3c5b98f72296ec84bc7c2490e152
SHA256

f702a6023dc9bec93b7977fd8883d2855b64d55e9497456e0a40d6be9e285058
SHA512

932b2ff2188aafc93e6ce87a4f2552b36339200076fb64f17cd8747fc4736901daebdf4539923ccf61ec551056ddecb6108a134faa1454b8280d8aa422f6f295
SSDEEP

1536:gCHHM3xXT0XRhyRjVf3znOJTv3lcUK/+dWzCP7oYTcSQta9/b1R3:gCHs3xSyRxvY3md+dWWZya9/f

Score

7^/10

discovery persistence

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-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
5008	tmpB9CA.tmp.exe

Uses the VBS compiler for execution 1 TTPs

Command and Scripting Interpreter
T1059

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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ShFusRes = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\big5.exe\""	tmpB9CA.tmp.exe

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 4 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	tmpB9CA.tmp.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	vbc.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cvtres.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: SeDebugPrivilege	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe
Token: SeDebugPrivilege	5008	tmpB9CA.tmp.exe

Suspicious use of WriteProcessMemory 9 IoCs

description	pid	Process	procid_target
PID 3820 wrote to memory of 864	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe	82
PID 3820 wrote to memory of 864	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe	82
PID 3820 wrote to memory of 864	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe	82
PID 864 wrote to memory of 4948	864	vbc.exe	84
PID 864 wrote to memory of 4948	864	vbc.exe	84
PID 864 wrote to memory of 4948	864	vbc.exe	84
PID 3820 wrote to memory of 5008	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe	85
PID 3820 wrote to memory of 5008	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe	85
PID 3820 wrote to memory of 5008	3820	93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe	85

C:\Users\Admin\AppData\Local\Temp\93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3820
- C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" /noconfig @"C:\Users\Admin\AppData\Local\Temp\us38-pmk.cmdline"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:864
- - C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
    C:\Windows\Microsoft.NET\Framework\v2.0.50727\cvtres.exe /NOLOGO /READONLY /MACHINE:IX86 "/OUT:C:\Users\Admin\AppData\Local\Temp\RESBBDE.tmp" "C:\Users\Admin\AppData\Local\Temp\vbc6EAEE0CB309D4E0AA9856B24C27F5093.TMP"
    3⤵
    - System Location Discovery: System Language Discovery
    PID:4948
- C:\Users\Admin\AppData\Local\Temp\tmpB9CA.tmp.exe
  "C:\Users\Admin\AppData\Local\Temp\tmpB9CA.tmp.exe" C:\Users\Admin\AppData\Local\Temp\93855b57166a3e3411c0507e88b3ba0f_JaffaCakes118.exe
  2⤵
  - Executes dropped EXE
  - Adds Run key to start application
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5008

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1

T1059

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

Query Registry

1

T1012

System Information Discovery

2

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

C:\Users\Admin\AppData\Local\Temp\RESBBDE.tmp

Filesize
1KB

MD5
5161217107f1eda4ec5cdbc66a890c5a

SHA1
01c27d350d3261967c64181cb15c7987b41f4070

SHA256
c191976352c8ec92999658c133103ffc2bc59be22b1d95c37ab8bf1344fcbe34

SHA512
46873a9a5e39e5ce8c9acab8d1bcf0e61f0d7128a0af8f4dd1cc34a10dcd429f76d8081c26811863249a2716c832adb2f1df30f04181a996a96c4c89125806f1

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmpB9CA.tmp.exe

Filesize
78KB

MD5
ba2bed301ef8db5897209c064e7d56e8

SHA1
34ebd8076fc0ff170decfc85638a4d3819212d16

SHA256
8eba6a398139dbb3ccf52df2c157153fcea9cdb0935208a1bc2627468d860b4e

SHA512
abb750e678d95e73471c12f2d49923819284a407a4062ff9a7083c21a3eb75cebb61451c6754b2a5c2126c7eda21fe2ea0aac3f16b8892d2549cee4702c04b0e

Download Submit
C:\Users\Admin\AppData\Local\Temp\us38-pmk.0.vb

Filesize
15KB

MD5
5f60ec2deed602fb89fe35f5770e1071

SHA1
c78b4e87d14deac82b9f381fb0a62a7eddbea0d0

SHA256
30b8f2217b109a0f8bd8941cff84f8931121db0ea731b23f7597ae916710ee7c

SHA512
0172952871426c2cf687df0b43cc59c952238d0ca40efce11f8f4a188ac55c7a2875a34b5dc334666c08bc03827dcd2fa545ff4d98a2428fdb05ec4e3f364d78

Download Submit
C:\Users\Admin\AppData\Local\Temp\us38-pmk.cmdline

Filesize
266B

MD5
d1a2e4c870d12eacdd7c1a5b34d99371

SHA1
5026e3038f63a8f99492dc678910de30aa92205b

SHA256
c3bc57ca5b45e308e10ee53f93d3c2cb86f1b8fd465c13f9dcef27b1b9b343e5

SHA512
8d6dc881bc0635918e99ab737f8b10d6f7bd05fb3f9744248ec4606f16f0c2886f9b0d44fed0b3769b020095f8334df65e16dd23ebfbdedf3ef5eb2bf5978e7f

Download Submit
C:\Users\Admin\AppData\Local\Temp\vbc6EAEE0CB309D4E0AA9856B24C27F5093.TMP

Filesize
660B

MD5
ae80ffa6e8705f0a3e20c78793120330

SHA1
bc3e8872db9f6a5fdfa1dbd4ac40ca41da4644c1

SHA256
f650126765bea9c1faf01ec5a756b0ea54b11f5d17f4713ad8f1a8e8afec32a8

SHA512
6b4973e31fcbcc11273dc4b240ad96a48d1abae36a04f230ab690e749eb42eab4fc41901113c554139a2cf930e983a39216186cfeb551c27c6a283ea06be3d7e

Download Submit
C:\Users\Admin\AppData\Local\Temp\zCom.resources

Filesize
62KB

MD5
4f0e8cf79edb6cd381474b21cabfdf4a

SHA1
7018c96b4c5dab7957d4bcdc82c1e7bb3a4f80c4

SHA256
e54a257fa391065c120f55841de8c11116ea0e601d90fe1a35dcd340c5dd9cd5

SHA512
2451a59d09464e30d0df822d9322dbecb83faa92c5a5b71b7b9db62330c40cc7570d66235f137290074a3c4a9f3d8b3447067ed135f1bb60ea9e18d0df39a107

Download Submit
memory/864-8-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/864-18-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/3820-0-0x00000000747F2000-0x00000000747F3000-memory.dmp

Filesize
4KB

Download
memory/3820-2-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/3820-1-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/3820-22-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-23-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-24-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-26-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-27-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download
memory/5008-28-0x00000000747F0000-0x0000000074DA1000-memory.dmp

Filesize
5.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads