masslogger | ec551b4d1cea1117f5749502f290a4afdb193a66c93bb700ce7e6fc58985184b

General

Target

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
Size

809KB
MD5

734692ac2adc2fab6b0574abab62949e
SHA1

e88d3050e9edb381bb40842c8ebe1a1bb27efe3c
SHA256

ec551b4d1cea1117f5749502f290a4afdb193a66c93bb700ce7e6fc58985184b
SHA512

953378a6fdf8d636a7277b113c558df0c91363cd87791804ba27f4aec0f2deda43f6969683958d0edec31d0555a48788f795e29b628ac9177d36c9b1c4d57f8d
SSDEEP

24576:TFjP6+ESCUpCVN1CHcj8E8f3Fg75rW1NcJJv:TpA6UB8/Fg75rWXcJv

Score

10^/10

masslogger defense_evasion discovery spyware stealer

Malware Config

Signatures

MassLogger
Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.
stealer spyware masslogger

MassLogger Main payload 1 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4836-15-0x0000000000400000-0x0000000000486000-memory.dmp	family_masslogger

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

Processes:

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Control Panel\International\Geo\Nation	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe

Deletes itself 1 IoCs

Processes:

powershell.exe

pid	Process
2640	powershell.exe

Indicator Removal: File Deletion 1 TTPs
Adversaries may delete files left behind by the actions of their intrusion activity.
defense_evasion

File Deletion
T1070.004

Suspicious use of SetThreadContext 1 IoCs

Processes:

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe

description	pid	Process	procid_target
PID 3328 set thread context of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106

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

Processes:

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exeschtasks.exe734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exepowershell.exe

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	schtasks.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	powershell.exe

Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence execution

Scheduled Task

T1053.005

Processes:

schtasks.exe

pid	Process
4284	schtasks.exe

Suspicious behavior: EnumeratesProcesses 9 IoCs

Processes:

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exepowershell.exe

pid	Process
3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
4836	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
4836	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
2640	powershell.exe
2640	powershell.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exepowershell.exe

description	pid	Process
Token: SeDebugPrivilege	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
Token: SeDebugPrivilege	4836	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
Token: SeDebugPrivilege	2640	powershell.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe

description	pid	Process	procid_target
PID 3328 wrote to memory of 4284	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	103
PID 3328 wrote to memory of 4284	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	103
PID 3328 wrote to memory of 4284	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	103
PID 3328 wrote to memory of 1180	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	105
PID 3328 wrote to memory of 1180	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	105
PID 3328 wrote to memory of 1180	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	105
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 3328 wrote to memory of 4836	3328	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	106
PID 4836 wrote to memory of 2640	4836	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	107
PID 4836 wrote to memory of 2640	4836	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	107
PID 4836 wrote to memory of 2640	4836	734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe	107

C:\Users\Admin\AppData\Local\Temp\734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3328
- C:\Windows\SysWOW64\schtasks.exe
  "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\zJWeRCsAgdh" /XML "C:\Users\Admin\AppData\Local\Temp\tmp580E.tmp"
  2⤵
  - System Location Discovery: System Language Discovery
  - Scheduled Task/Job: Scheduled Task
  PID:4284
- C:\Users\Admin\AppData\Local\Temp\734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
  "{path}"
  2⤵
  PID:1180
- C:\Users\Admin\AppData\Local\Temp\734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe
  "{path}"
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of WriteProcessMemory
  PID:4836
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    "powershell" Start-Sleep -Seconds 2; Remove-Item -path 'C:\Users\Admin\AppData\Local\Temp\734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe'
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:2640

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Persistence

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Privilege Escalation

Scheduled Task/Job

1

T1053

Scheduled Task

1

T1053.005

Defense Evasion

Indicator Removal

1

T1070

File Deletion

1

T1070.004

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\Microsoft\CLR_v4.0_32\UsageLogs\734692ac2adc2fab6b0574abab62949e_JaffaCakes118.exe.log

Filesize
1KB

MD5
8ec831f3e3a3f77e4a7b9cd32b48384c

SHA1
d83f09fd87c5bd86e045873c231c14836e76a05c

SHA256
7667e538030e3f8ce2886e47a01af24cb0ea70528b1e821c5d8832c5076cb982

SHA512
26bffa2406b66368bd412bf25869a792631455645992cdcade2dbc13a2e56fb546414a6a9223b94c96c38d89187add6678d4779a88b38b0c9e36be8527b213c3

Download Submit
C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1grhft5e.gu4.ps1

Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Users\Admin\AppData\Local\Temp\tmp580E.tmp

Filesize
1KB

MD5
c5e6d3f7c4fd08f1f2adeb9cc2c6c1f8

SHA1
32648cef7a5d1fc33ef75c9dd6d95eba88f8313c

SHA256
c9074262594b5b2d7fb77409bdab596638220785cce62f445edf1bbb892773be

SHA512
abaadee4ae1e0d127b671babcbf5a7dc0b33c04b924092865e65bde081e8ae2a95e99ec3b7ab3c6c40fd2a914fb8feabc9ceac31c8f43cc2f283cbfee1ffbed9

Download Submit
memory/2640-38-0x0000000005E80000-0x0000000005E9E000-memory.dmp

Filesize
120KB

Download
memory/2640-40-0x00000000076E0000-0x0000000007D5A000-memory.dmp

Filesize
6.5MB

Download
memory/2640-39-0x0000000005F30000-0x0000000005F7C000-memory.dmp

Filesize
304KB

Download
memory/2640-41-0x0000000006380000-0x000000000639A000-memory.dmp

Filesize
104KB

Download
memory/2640-37-0x0000000005A30000-0x0000000005D84000-memory.dmp

Filesize
3.3MB

Download
memory/2640-42-0x0000000007100000-0x0000000007196000-memory.dmp

Filesize
600KB

Download
memory/2640-27-0x0000000005630000-0x0000000005696000-memory.dmp

Filesize
408KB

Download
memory/2640-26-0x0000000004E40000-0x0000000004E62000-memory.dmp

Filesize
136KB

Download
memory/2640-25-0x0000000005000000-0x0000000005628000-memory.dmp

Filesize
6.2MB

Download
memory/2640-43-0x0000000006450000-0x0000000006472000-memory.dmp

Filesize
136KB

Download
memory/2640-24-0x0000000002500000-0x0000000002536000-memory.dmp

Filesize
216KB

Download
memory/3328-8-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/3328-6-0x0000000007590000-0x000000000762C000-memory.dmp

Filesize
624KB

Download
memory/3328-1-0x00000000001C0000-0x0000000000290000-memory.dmp

Filesize
832KB

Download
memory/3328-2-0x0000000005110000-0x00000000056B4000-memory.dmp

Filesize
5.6MB

Download
memory/3328-3-0x0000000004C40000-0x0000000004CD2000-memory.dmp

Filesize
584KB

Download
memory/3328-4-0x0000000004DE0000-0x0000000004DEA000-memory.dmp

Filesize
40KB

Download
memory/3328-5-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3328-18-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3328-11-0x0000000009E50000-0x0000000009EE8000-memory.dmp

Filesize
608KB

Download
memory/3328-10-0x0000000007780000-0x0000000007818000-memory.dmp

Filesize
608KB

Download
memory/3328-9-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/3328-0-0x0000000074AAE000-0x0000000074AAF000-memory.dmp

Filesize
4KB

Download
memory/3328-7-0x0000000004F00000-0x0000000004F12000-memory.dmp

Filesize
72KB

Download
memory/4836-15-0x0000000000400000-0x0000000000486000-memory.dmp

Filesize
536KB

Download
memory/4836-23-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4836-17-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4836-21-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download
memory/4836-20-0x00000000059D0000-0x0000000005A36000-memory.dmp

Filesize
408KB

Download
memory/4836-19-0x0000000074AA0000-0x0000000075250000-memory.dmp

Filesize
7.7MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads