guloader | d4d30acde6fa4db431b90817911b44d21c65fc1fa72744625bccafe3899869bc

Analysis

max time kernel
149s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
25-11-2024 17:25

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General

Target

9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
Size

116KB
MD5

9ce158db3a35f68975710ad534de747c
SHA1

3bd2c5f7af8bd0686844c7e933994a926980d7b1
SHA256

d4d30acde6fa4db431b90817911b44d21c65fc1fa72744625bccafe3899869bc
SHA512

8b89fdab399a0ea02ecd4cbad69c570af4b16f826ecc0ca7c6bf81e48ec0651cd8694c9aa0526f1c1ea47f36fc9cecd2f990ae93378c9a2feca86963a2c51c5c
SSDEEP

768:/pYYXgmJWdD+LirNYYLwIUkrQBFfG5Hdp6/UgejMHouSl4rv4+Ms91Kb3B3ZeUrN:htZQFwyg6b6/eMH9SCvlMvye

Score

10^/10

guloader discovery downloader persistence

Malware Config

Signatures

Guloader family
guloader
Guloader,Cloudeye
A shellcode based downloader first seen in 2020.
downloader guloader

Checks QEMU agent file 2 TTPs 2 IoCs

Checks presence of QEMU agent, possibly to detect virtualization.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
File opened (read-only)	C:\Program Files\Qemu-ga\qemu-ga.exe	ielowutil.exe

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-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\amalienborgs = "C:\\Users\\Admin\\AppData\\Local\\Temp\\subsidire\\Chancy.exe"	ielowutil.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
1276	ielowutil.exe

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 4560 set thread context of 1276	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	100

System Location Discovery: System Language Discovery 1 TTPs 2 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	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	ielowutil.exe

Suspicious behavior: MapViewOfSection 12 IoCs

pid	Process
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe

Suspicious use of WriteProcessMemory 37 IoCs

description	pid	Process	procid_target
PID 4560 wrote to memory of 4192	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	89
PID 4560 wrote to memory of 4192	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	89
PID 4560 wrote to memory of 4192	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	89
PID 4560 wrote to memory of 116	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	90
PID 4560 wrote to memory of 116	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	90
PID 4560 wrote to memory of 116	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	90
PID 4560 wrote to memory of 220	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	91
PID 4560 wrote to memory of 220	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	91
PID 4560 wrote to memory of 220	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	91
PID 4560 wrote to memory of 2772	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	92
PID 4560 wrote to memory of 2772	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	92
PID 4560 wrote to memory of 2772	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	92
PID 4560 wrote to memory of 1096	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	93
PID 4560 wrote to memory of 1096	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	93
PID 4560 wrote to memory of 1096	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	93
PID 4560 wrote to memory of 1148	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	94
PID 4560 wrote to memory of 1148	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	94
PID 4560 wrote to memory of 1148	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	94
PID 4560 wrote to memory of 1796	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	95
PID 4560 wrote to memory of 1796	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	95
PID 4560 wrote to memory of 1796	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	95
PID 4560 wrote to memory of 1904	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	96
PID 4560 wrote to memory of 1904	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	96
PID 4560 wrote to memory of 1904	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	96
PID 4560 wrote to memory of 4120	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	97
PID 4560 wrote to memory of 4120	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	97
PID 4560 wrote to memory of 4120	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	97
PID 4560 wrote to memory of 1972	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	98
PID 4560 wrote to memory of 1972	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	98
PID 4560 wrote to memory of 1972	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	98
PID 4560 wrote to memory of 2208	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	99
PID 4560 wrote to memory of 2208	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	99
PID 4560 wrote to memory of 2208	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	99
PID 4560 wrote to memory of 1276	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	100
PID 4560 wrote to memory of 1276	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	100
PID 4560 wrote to memory of 1276	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	100
PID 4560 wrote to memory of 1276	4560	9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe	100

C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
1⤵
- Checks QEMU agent file
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious behavior: MapViewOfSection
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:4560
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:4192
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:116
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:220
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:2772
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:1096
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:1148
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:1796
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:1904
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:4120
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:1972
- C:\Program Files (x86)\internet explorer\ieinstal.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  PID:2208
- C:\Program Files (x86)\internet explorer\ielowutil.exe
  "C:\Users\Admin\AppData\Local\Temp\9ce158db3a35f68975710ad534de747c_JaffaCakes118.exe"
  2⤵
  - Checks QEMU agent file
  - Adds Run key to start application
  - Suspicious use of NtSetInformationThreadHideFromDebugger
  - System Location Discovery: System Language Discovery
  PID:1276

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/1276-6-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/1276-7-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/1276-9-0x0000000000A40000-0x0000000000B40000-memory.dmp

Filesize
1024KB

Download
memory/4560-2-0x0000000000670000-0x0000000000685000-memory.dmp

Filesize
84KB

Download
memory/4560-3-0x0000000077CC1000-0x0000000077DE1000-memory.dmp

Filesize
1.1MB

Download
memory/4560-5-0x0000000077CC1000-0x0000000077DE1000-memory.dmp

Filesize
1.1MB

Download
memory/4560-4-0x0000000000670000-0x0000000000685000-memory.dmp

Filesize
84KB

Download
memory/4560-10-0x0000000000670000-0x0000000000685000-memory.dmp

Filesize
84KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads