7d1b83382a71414e47a735f26876d9c47b5b428b6cd36cfadb746a352f5d0892

General

Target

281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe
Size

330KB
MD5

281190d68f93dc868193c2b4ad4f965f
SHA1

aa8dd39d1b2b74a84150943a8ce35f01554df42f
SHA256

7d1b83382a71414e47a735f26876d9c47b5b428b6cd36cfadb746a352f5d0892
SHA512

16659998a16e5514535e2ca3926a4b6fd775a9749015fda058ade8949eedbaa91aee361c579d868114ab48f44a9a015c635924f8b82f89cb93d0e24c133beca5
SSDEEP

6144:+7tYa2fc5p7POG+NumFe+WoYwKfdB1rGxt:Lcf7PKa+WoYwKfdB1rE

Score

7^/10

discovery spyware stealer

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-1-5-21-2437139445-1151884604-3026847218-1000\Control Panel\International\Geo\Nation	RegAsm.exe

Executes dropped EXE 2 IoCs

pid	Process
2444	HQUHlwGxWA.exe
3740	bfsvc.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Looks up external IP address via web service 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
34	icanhazip.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3804 set thread context of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89

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	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	RegAsm.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	bfsvc.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe
3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

description	pid	Process
Token: SeDebugPrivilege	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe
Token: SeDebugPrivilege	2900	RegAsm.exe
Token: SeDebugPrivilege	3740	bfsvc.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2900	RegAsm.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 3804 wrote to memory of 2900	3804	281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe	89
PID 2900 wrote to memory of 2444	2900	RegAsm.exe	91
PID 2900 wrote to memory of 2444	2900	RegAsm.exe	91
PID 2900 wrote to memory of 1108	2900	RegAsm.exe	93
PID 2900 wrote to memory of 1108	2900	RegAsm.exe	93
PID 2900 wrote to memory of 1108	2900	RegAsm.exe	93
PID 1108 wrote to memory of 3740	1108	cmd.exe	95
PID 1108 wrote to memory of 3740	1108	cmd.exe	95
PID 1108 wrote to memory of 3740	1108	cmd.exe	95

C:\Users\Admin\AppData\Local\Temp\281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\281190d68f93dc868193c2b4ad4f965f_JaffaCakes118.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3804
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  - Checks computer location settings
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  - Suspicious use of WriteProcessMemory
  PID:2900
- - C:\Users\Admin\AppData\Local\Temp\HQUHlwGxWA.exe
    "C:\Users\Admin\AppData\Local\Temp\HQUHlwGxWA.exe"
    3⤵
    - Executes dropped EXE
    PID:2444
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\System32\cmd.exe" cmd /c bfsvc.exe "true" "true" "true" "true"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1108
  - - C:\Users\Admin\AppData\Local\Temp\bfsvc.exe
      bfsvc.exe "true" "true" "true" "true"
      4⤵
      Executes dropped EXE
      System Location Discovery: System Language Discovery
      Suspicious use of AdjustPrivilegeToken
      PID:3740

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\HQUHlwGxWA.exe

Filesize
20KB

MD5
0d282d4eb8db6d5152b4e5fd3e2064b5

SHA1
72cec747647d5d0f6ef2e5ddb34f1db68fc183e5

SHA256
8663bef0304a937fe47af465c03b8930a5db2dad39bf4dd1cc6baa64cc272061

SHA512
16b2551711afa27baf9aa95d37c2d1b0689c32930ca5a4c7fabe66ea05513f460c58b36fdb96efb26963f10cdc518934dd3f5b623d424a2f299cc47d150f1e72

Download Submit
C:\Users\Admin\AppData\Local\Temp\WebCam_Capture.dll

Filesize
20KB

MD5
94306f6cf69f7e7c0b4f10ea499f73dd

SHA1
3228b4c2ca9109aa86f2810afc3d528947501c92

SHA256
ed937977d846c19ea5a721c8f720dafc4c697c2b136c17d66d7b6a4200090a7e

SHA512
d6c19775a96dedbd40be96d5b3aa3fb0db3d52749e0d54667b38a2f677c94b630ab543457708a1c123776ec473e9f40f18eb4080703ee9adf08110c417dea136

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

Filesize
7KB

MD5
7bfcf811a47c0ca77ee2c95333f0476e

SHA1
f3580c33ae27018d627ea12ffc41fb925367524f

SHA256
f740df4d3a6c0b378116b48c1ed18a36e82938cf7dcaaba58f0ba8101f3e3531

SHA512
4386eb26bad23945ac7fe71a226a8f6a5a261f7e704e2389b360ad6f0864460137fbf95bc51abb3e90beb8328d4e854d7b5b0f04383a5460cc6dea5f28529c3b

Download Submit
memory/2444-40-0x00007FF8970C0000-0x00007FF897A61000-memory.dmp

Filesize
9.6MB

Download
memory/2444-38-0x000000001B990000-0x000000001B998000-memory.dmp

Filesize
32KB

Download
memory/2444-36-0x00000000015D0000-0x00000000015D8000-memory.dmp

Filesize
32KB

Download
memory/2444-35-0x000000001B8D0000-0x000000001B96C000-memory.dmp

Filesize
624KB

Download
memory/2444-34-0x00007FF8970C0000-0x00007FF897A61000-memory.dmp

Filesize
9.6MB

Download
memory/2444-33-0x000000001BEB0000-0x000000001C37E000-memory.dmp

Filesize
4.8MB

Download
memory/2444-32-0x00007FF8970C0000-0x00007FF897A61000-memory.dmp

Filesize
9.6MB

Download
memory/2444-31-0x00007FF897375000-0x00007FF897376000-memory.dmp

Filesize
4KB

Download
memory/2900-15-0x0000000005150000-0x00000000051B6000-memory.dmp

Filesize
408KB

Download
memory/2900-39-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2900-14-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2900-16-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/2900-11-0x0000000000400000-0x0000000000418000-memory.dmp

Filesize
96KB

Download
memory/3740-46-0x0000000000880000-0x0000000000888000-memory.dmp

Filesize
32KB

Download
memory/3804-7-0x00000000078C0000-0x0000000007916000-memory.dmp

Filesize
344KB

Download
memory/3804-9-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download
memory/3804-8-0x0000000008E00000-0x0000000008E22000-memory.dmp

Filesize
136KB

Download
memory/3804-13-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3804-5-0x0000000002B20000-0x0000000002B2A000-memory.dmp

Filesize
40KB

Download
memory/3804-6-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3804-4-0x0000000007690000-0x0000000007722000-memory.dmp

Filesize
584KB

Download
memory/3804-3-0x0000000007C40000-0x00000000081E4000-memory.dmp

Filesize
5.6MB

Download
memory/3804-10-0x0000000074C50000-0x0000000075400000-memory.dmp

Filesize
7.7MB

Download
memory/3804-2-0x00000000075F0000-0x000000000768C000-memory.dmp

Filesize
624KB

Download
memory/3804-1-0x0000000000710000-0x0000000000768000-memory.dmp

Filesize
352KB

Download
memory/3804-0-0x0000000074C5E000-0x0000000074C5F000-memory.dmp

Filesize
4KB

Download

Analysis

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